Domain Search Examples · Example 1 of 9 in Filters › Subdomain

One Subdomain Across Domains

POSThttps://api.deepinfo.com/v1/discovery/domain-search

Field: subdomain
Operator: eq

Matches records whose subdomain equals mail.

The subdomain is the part in front of the registrable domain: mail in mail.acme.example.

In the response, look at results[].subdomain.punycode.

Request

curl

curl -X POST 'https://api.deepinfo.com/v1/discovery/domain-search?page_size=25' \
  -H 'apikey: YOUR_API_KEY' \
  -H 'Accept: application/json' \
  -H 'Content-Type: application/json' \
  -d '{
  "filters": {
    "must": [
      {
        "name": "subdomain",
        "type": "eq",
        "value": "mail"
      }
    ]
  }
}'

Python

import requests

url = "https://api.deepinfo.com/v1/discovery/domain-search"

params = {
    "page_size": "25"
}

headers = {
    "apikey": "YOUR_API_KEY",
    "Accept": "application/json",
    "Content-Type": "application/json"
}

payload = {
    "filters": {
        "must": [
            {
                "name": "subdomain",
                "type": "eq",
                "value": "mail"
            }
        ]
    }
}

response = requests.post(url, params=params, headers=headers, json=payload)
response.raise_for_status()
print(response.json())

JavaScript

const url = "https://api.deepinfo.com/v1/discovery/domain-search?page_size=25";

const response = await fetch(url, {
  method: "POST",
  headers: {
    "apikey": "YOUR_API_KEY",
    "Accept": "application/json",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    filters: {
      must: [
        {
          name: "subdomain",
          type: "eq",
          value: "mail"
        }
      ]
    }
  }),
});

const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"strings"
)

func main() {
	payload := strings.NewReader(`{
  "filters": {
    "must": [
      {
        "name": "subdomain",
        "type": "eq",
        "value": "mail"
      }
    ]
  }
}`)

	req, err := http.NewRequest("POST", "https://api.deepinfo.com/v1/discovery/domain-search?page_size=25", payload)
	if err != nil {
		panic(err)
	}
	req.Header.Set("apikey", "YOUR_API_KEY")
	req.Header.Set("Accept", "application/json")
	req.Header.Set("Content-Type", "application/json")

	res, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer res.Body.Close()

	body, err := io.ReadAll(res.Body)
	if err != nil {
		panic(err)
	}
	fmt.Println(string(body))
}

Java

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

public class Main {
    public static void main(String[] args) throws Exception {
        String body = """
            {
              "filters": {
                "must": [
                  {
                    "name": "subdomain",
                    "type": "eq",
                    "value": "mail"
                  }
                ]
              }
            }""";

        HttpRequest request = HttpRequest.newBuilder()
            .uri(URI.create("https://api.deepinfo.com/v1/discovery/domain-search?page_size=25"))
            .header("apikey", "YOUR_API_KEY")
            .header("Accept", "application/json")
            .header("Content-Type", "application/json")
            .POST(HttpRequest.BodyPublishers.ofString(body))
            .build();

        HttpResponse<String> response = HttpClient.newHttpClient()
            .send(request, HttpResponse.BodyHandlers.ofString());

        System.out.println(response.body());
    }
}

using System;
using System.Net.Http;
using System.Text;

using var client = new HttpClient();

var body = """
    {
      "filters": {
        "must": [
          {
            "name": "subdomain",
            "type": "eq",
            "value": "mail"
          }
        ]
      }
    }
    """;

var request = new HttpRequestMessage(HttpMethod.Post, "https://api.deepinfo.com/v1/discovery/domain-search?page_size=25");
request.Headers.Add("apikey", "YOUR_API_KEY");
request.Headers.Add("Accept", "application/json");
request.Content = new StringContent(body, Encoding.UTF8, "application/json");

using var response = await client.SendAsync(request);
Console.WriteLine(await response.Content.ReadAsStringAsync());

PHP

<?php

$body = <<<'JSON'
{
  "filters": {
    "must": [
      {
        "name": "subdomain",
        "type": "eq",
        "value": "mail"
      }
    ]
  }
}
JSON;

$curl = curl_init();

curl_setopt_array($curl, [
    CURLOPT_URL => 'https://api.deepinfo.com/v1/discovery/domain-search?page_size=25',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_CUSTOMREQUEST => 'POST',
    CURLOPT_HTTPHEADER => [
        'apikey: YOUR_API_KEY',
        'Accept: application/json',
        'Content-Type: application/json',
    ],
    CURLOPT_POSTFIELDS => $body,
]);

$response = curl_exec($curl);

if ($response === false) {
    throw new RuntimeException(curl_error($curl));
}

echo $response . PHP_EOL;

Ruby

require 'net/http'
require 'uri'

uri = URI('https://api.deepinfo.com/v1/discovery/domain-search?page_size=25')

request = Net::HTTP::Post.new(uri)
request['apikey'] = 'YOUR_API_KEY'
request['Accept'] = 'application/json'
request['Content-Type'] = 'application/json'
request.body = <<~'JSON'.chomp
  {
    "filters": {
      "must": [
        {
          "name": "subdomain",
          "type": "eq",
          "value": "mail"
        }
      ]
    }
  }
JSON

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: uri.scheme == 'https') do |http|
  http.request(request)
end

puts response.body

Response

200 OK · application/json

Shortened for this page: results: 3 of 25 shown

Response Body

{
  "page": 1,
  "page_size": 25,
  "result_count": 44626420,
  "results": [
    {
      "punycode": "mail.diamanteservizi.net",
      "unicode": "mail.diamanteservizi.net",
      "is_idn": false,
      "subdomain": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "subdomain_last": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "subdomain_root": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "name": {
        "punycode": "mail.diamanteservizi",
        "unicode": "mail.diamanteservizi",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 19,
        "lang": "it",
        "keywords": [
          "mail",
          "diamante",
          "servizi"
        ],
        "keyword_count": 3,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "diamanteservizi.net",
        "unicode": "diamanteservizi.net",
        "is_idn": false,
        "name": {
          "punycode": "diamanteservizi",
          "unicode": "diamanteservizi",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 15,
          "lang": "it",
          "keywords": [
            "diamante",
            "servizi"
          ],
          "keyword_count": 2
        },
        "extension": {
          "punycode": "net",
          "unicode": "net",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "net",
          "unicode": "net",
          "is_idn": false
        },
        "extension_sub": null,
        "extension_type": 1,
        "reserved": null,
        "premium": null,
        "registered": true,
        "whois": {
          "create_date": "2010-06-23T14:01:58Z",
          "update_date": "2026-06-24T08:23:03Z",
          "expiry_date": "2027-06-23T14:01:58Z",
          "registrar": "server plan srl",
          "registrant": {
            "name": "redacted for privacy",
            "organization": "redacted for privacy",
            "street": "redacted for privacy",
            "city": "redacted for privacy",
            "state": null,
            "postal_code": "redacted for privacy",
            "country": "it",
            "phone": "redacted for privacy",
            "email": "REDACTED FOR PRIVACY"
          },
          "name_servers": [
            "ns1.dnshigh.com",
            "ns2.dnshigh.com"
          ],
          "domain_status": [
            "clienttransferprohibited"
          ],
          "whois_server": "whois.serverplan.com",
          "check_date": "2026-07-02T23:06:32Z"
        },
        "whois_normalized": {
          "registrant": {
            "organization": "redactedforprivacy",
            "phone": null,
            "email": null,
            "email_fqdn_apex": null,
            "email_domain_apex": null
          }
        },
        "whois_last_check_date": "2026-07-02T23:06:32Z",
        "whois_create_date_historical": null,
        "whois_last_change_date": "2026-07-02T23:07:52Z",
        "whois_registrant_email_historical": null,
        "whois_privacy_enabled": true,
        "dns": {
          "a": {
            "update_date": "2026-09-05T19:35:17Z",
            "ip_addresses": [
              "86.107.36.88"
            ]
          }
        },
        "dns_last_change_date": "2026-08-12T01:31:19Z",
        "ip_history": null,
        "ssl": {
          "validity": {
            "start_date": "2026-08-06T03:53:06Z",
            "end_date": "2026-11-04T03:53:05Z"
          },
          "serial_number": "474575860101731704630407668589326252697841",
          "check_date": "2026-09-04T20:30:15Z"
        },
        "ssl_last_change_date": "2026-09-02T14:13:03Z"
      },
      "type": 2,
      "subdomain_level_count": 1,
      "dns": {
        "a": {
          "update_date": "2026-08-08T15:51:02Z",
          "ip_addresses": [
            "86.107.36.88"
          ]
        },
        "aaaa": {
          "update_date": "2026-08-08T15:51:02Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-08-08T15:51:02Z",
          "name_servers": [
            "ns1.dnshigh.com",
            "ns2.dnshigh.com"
          ]
        },
        "mx": {
          "update_date": "2026-08-08T15:51:02Z",
          "mail_servers": [
            "diamanteservizi.net"
          ]
        },
        "soa": {
          "update_date": "2026-08-08T15:51:02Z",
          "mnames": [
            "ns1.dnshigh.com"
          ],
          "rnames": [
            "info.soluzioniwebal.com"
          ],
          "rname_emails": [
            "user@soluzioniwebal.com"
          ]
        },
        "txt": {
          "update_date": "2026-08-08T15:51:02Z",
          "values": [
            "\"v=spf1 +a +mx +ip4:86.107.36.88 ~all\""
          ]
        },
        "cname": {
          "update_date": "2026-08-08T15:51:02Z",
          "values": [
            "diamanteservizi.net."
          ]
        },
        "others": []
      },
      "dns_last_change_date": "2026-08-09T19:25:10Z",
      "ip_history": [
        "86.107.36.88"
      ],
      "ssl": {
        "tags": [
          "dla"
        ],
        "fqdns": [
          "autoconfig.diamanteservizi.net",
          "autodiscover.diamanteservizi.net",
          "cpanel.diamanteservizi.net",
          "cpcalendars.diamanteservizi.net",
          "cpcontacts.diamanteservizi.net",
          "diamanteservizi.net",
          "mail.diamanteservizi.net",
          "webdisk.diamanteservizi.net",
          "webmail.diamanteservizi.net",
          "www.diamanteservizi.net"
        ],
        "version": 3,
        "serial_number": "474575860101731704630407668589326252697841",
        "fingerprint": {
          "sha256": "f2750aea7e35b186cfcc5be3c17305bd9fbd1050e5257909d9b32c4bd5a06e4a",
          "sha1": "dd2eb2d2dc828c7ee6c4861a04df98099cf54c40",
          "md5": "cb72633d58c0b967edacbd10fac11c47"
        },
        "validity": {
          "start_date": "2026-08-06T03:53:06Z",
          "end_date": "2026-11-04T03:53:05Z",
          "length": 7775999
        },
        "signature": {
          "is_self_signed": false,
          "is_valid": true,
          "value": "mQsvHQ08WjU0C1ImPiiEow2EvmXZNEHhlhHVzse1UA5Vx9b6Iu0zRPm2ICIEcqyJpSWD0ZqhCjPQXZ/BTWl3V7pyOvnes5Qiju4YgaAHWsM0KFShWlX33pflXs2dkC9OzxB60/8RTzEfnCo/XdqpuzrMuKkideG/q6RC+sL+NWRA55A3zl96nEfIvnToDJWDOGVhBIKM//HclS/8ilw7HsxFTOpD+Z33PSN9cWXqaLR3osr7eoQoYt+9SZp316xa1DC5tBoVaLYIXDMea3A3JnvCQMjKgkXV5Z3GBir/rpXNeXFiNi/TzoUxGaLrzoSryM51voZqEfMrke9G34SvJg==",
          "algorithm": {
            "oid": "1.2.840.113549.1.1.11",
            "name": "sha256"
          }
        },
        "issuer_dn": "CN=YR2,O=Let's Encrypt,C=US",
        "issuer": {
          "common_name": "YR2",
          "country": "US",
          "state": null,
          "locality": null,
          "organization": "Let's Encrypt",
          "organizational_unit": null
        },
        "subject_dn": "CN=webdisk.diamanteservizi.net",
        "subject": {
          "common_name": "webdisk.diamanteservizi.net",
          "country": null,
          "state": null,
          "locality": null,
          "organization": null,
          "organizational_unit": null
        },
        "extensions": {
          "authority_key_id": "QBUtJnntMiCe35pyHdYyH4EMgQw=",
          "basic_constraints": {
            "is_ca": false
          },
          "certificate_policies": [
            "2.23.140.1.2.1"
          ],
          "extended_key_usage": {
            "client_auth": null,
            "server_auth": true
          },
          "key_usage": {
            "digital_signature": true,
            "content_commitment": false,
            "key_agreement": false,
            "data_encipherment": false,
            "key_encipherment": true,
            "key_cert_sign": false,
            "crl_sign": false
          },
          "signed_certificate_timestamps": [
            "2026-08-06T04:51:36Z"
          ],
          "subject_alt_name": {
            "dns_names": [
              "autoconfig.diamanteservizi.net",
              "autodiscover.diamanteservizi.net",
              "cpanel.diamanteservizi.net",
              "cpcalendars.diamanteservizi.net",
              "cpcontacts.diamanteservizi.net",
              "diamanteservizi.net",
              "mail.diamanteservizi.net",
              "webdisk.diamanteservizi.net",
              "webmail.diamanteservizi.net",
              "www.diamanteservizi.net"
            ]
          },
          "subject_key_id": "Ll561W+hIKIa+E8eJqpTMLPSfx4="
        },
        "check_date": "2026-09-04T20:30:15Z"
      },
      "ssl_last_change_date": "2026-09-04T08:27:27Z",
      "webdata": {
        "connection_status": "success",
        "html": {
          "source_code_hash": "2d4574516896a66169b660c9a484c0b4c79f9ff5393a0cf560d5c044ac36d6d6"
        },
        "http": {
          "status_code_first": 301,
          "status_code_last": 200,
          "redirection_history": [
            {
              "url": "http://mail.diamanteservizi.net/",
              "status_code": 301
            },
            {
              "url": "https://mail.diamanteservizi.net/",
              "status_code": 301
            },
            {
              "url": "https://www.diamanteservizi.net/",
              "status_code": 200
            }
          ],
          "external_redirection": false,
          "final_url": "https://www.diamanteservizi.net/",
          "final_fqdn": "www.diamanteservizi.net",
          "final_domain": "diamanteservizi.net",
          "headers": {
            "others": [
              {
                "name": "date",
                "value": "Wed, 26 Aug 2026 04:37:24 GMT"
              },
              {
                "name": "link",
                "value": "<https://www.diamanteservizi.net/wp-json/>; rel=\"https://api.w.org/\", <https://www.diamanteservizi.net/wp-json/wp/v2/pages/5>; rel=\"alternate\"; type=\"application/json\", <https://www.diamanteservizi.net/>; rel=shortlink"
              },
              {
                "name": "upgrade",
                "value": "h2,h2c"
              },
              {
                "name": "connection",
                "value": "Upgrade, Keep-Alive"
              },
              {
                "name": "keep_alive",
                "value": "timeout=1, max=100"
              },
              {
                "name": "transfer_encoding",
                "value": "chunked"
              }
            ],
            "access_control_allow_headers": null,
            "access_control_allow_methods": null,
            "access_control_allow_origin": null,
            "cache_control": null,
            "clear_site_data": null,
            "content_encoding": null,
            "content_security_policy": null,
            "content_type": "text/html; charset=UTF-8",
            "cross_origin_embedder_policy": null,
            "cross_origin_opener_policy": null,
            "cross_origin_resource_policy": null,
            "expect_ct": null,
            "feature_policy": null,
            "last_modified": null,
            "permission_policy": null,
            "referrer_policy": null,
            "server": "Apache",
            "set_cookie": null,
            "strict_transport_security": null,
            "x_content_type_options": "nosniff",
            "x_download_options": null,
            "x_frame_options": null,
            "x_permitted_cross_domain_policies": null,
            "x_powered_by": null,
            "x_xss_protection": "1; mode=block"
          },
          "cookies": []
        }
      }
    },
    {
      "punycode": "mail.shinjuku-gyoen-lc.jp",
      "unicode": "mail.shinjuku-gyoen-lc.jp",
      "is_idn": false,
      "subdomain": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "subdomain_last": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "subdomain_root": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "name": {
        "punycode": "mail.shinjuku-gyoen-lc",
        "unicode": "mail.shinjuku-gyoen-lc",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": true,
        "length": 21,
        "lang": "en",
        "keywords": [
          "mail",
          "shinjuku",
          "gyoen",
          "lc"
        ],
        "keyword_count": 4,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "shinjuku-gyoen-lc.jp",
        "unicode": "shinjuku-gyoen-lc.jp",
        "is_idn": false,
        "name": {
          "punycode": "shinjuku-gyoen-lc",
          "unicode": "shinjuku-gyoen-lc",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": true,
          "length": 17,
          "lang": "en",
          "keywords": [
            "shinjuku",
            "gyoen",
            "lc"
          ],
          "keyword_count": 3
        },
        "extension": {
          "punycode": "jp",
          "unicode": "jp",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "jp",
          "unicode": "jp",
          "is_idn": false
        },
        "extension_sub": null,
        "extension_type": 2,
        "reserved": null,
        "premium": null,
        "registered": true,
        "whois": {
          "create_date": "2025-06-05T00:00:00Z",
          "update_date": "2026-06-30T16:05:03Z",
          "expiry_date": "2027-06-30T00:00:00Z",
          "registrar": null,
          "registrant": {
            "name": "REDACTED FOR PRIVACY",
            "organization": "REDACTED FOR PRIVACY",
            "street": null,
            "city": null,
            "state": null,
            "postal_code": null,
            "country": null,
            "phone": null,
            "email": null
          },
          "name_servers": [
            "01.dnsv.jp",
            "02.dnsv.jp",
            "03.dnsv.jp",
            "04.dnsv.jp"
          ],
          "domain_status": [
            "active"
          ],
          "whois_server": null,
          "check_date": "2026-07-03T04:16:53Z"
        },
        "whois_normalized": {
          "registrant": {
            "organization": "REDACTED FOR PRIVACY",
            "phone": null,
            "email": null,
            "email_fqdn_apex": null,
            "email_domain_apex": null
          }
        },
        "whois_last_check_date": "2026-07-03T04:16:53Z",
        "whois_create_date_historical": null,
        "whois_last_change_date": "2026-07-01T13:44:43Z",
        "whois_registrant_email_historical": null,
        "whois_privacy_enabled": true,
        "dns": {
          "a": {
            "update_date": "2026-08-30T04:49:22Z",
            "ip_addresses": [
              "202.51.11.100"
            ]
          }
        },
        "dns_last_change_date": "2025-06-10T14:42:44Z",
        "ip_history": null,
        "ssl": {
          "validity": {
            "start_date": "2026-08-03T04:21:51Z",
            "end_date": "2026-11-01T04:21:50Z"
          },
          "serial_number": "476190734228761605049210967096446030898310",
          "check_date": "2026-09-04T17:57:11Z"
        },
        "ssl_last_change_date": "2026-09-02T15:58:11Z"
      },
      "type": 2,
      "subdomain_level_count": 1,
      "dns": {
        "a": {
          "update_date": "2026-07-24T00:40:00Z",
          "ip_addresses": [
            "202.51.11.100"
          ]
        },
        "aaaa": {
          "update_date": "2026-07-24T00:40:00Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-07-24T00:40:00Z",
          "name_servers": []
        },
        "mx": {
          "update_date": "2026-07-24T00:40:00Z",
          "mail_servers": []
        },
        "soa": {
          "update_date": "2026-07-24T00:40:00Z",
          "mnames": [],
          "rnames": [],
          "rname_emails": []
        },
        "txt": {
          "update_date": "2026-07-24T00:40:00Z",
          "values": []
        },
        "cname": {
          "update_date": "2026-07-24T00:40:00Z",
          "values": []
        },
        "others": []
      },
      "dns_last_change_date": "2025-06-10T02:12:02Z",
      "ip_history": [
        "202.51.11.100"
      ],
      "ssl": {
        "tags": [
          "dla"
        ],
        "fqdns": [
          "mcc-clr22.com",
          "www.mcc-clr22.com"
        ],
        "version": 3,
        "serial_number": "575224739349356832377511301466353797685384",
        "fingerprint": {
          "sha256": "071ecd1a0393b9ee689b125186a187f800b8cf20c14dd97affcfad9d082a4e28",
          "sha1": "8299300d3f88b7a7d5c06847fb6e767b381c220d",
          "md5": "c12a27ae28577d155a65f712d9fd0ff1"
        },
        "validity": {
          "start_date": "2026-07-31T04:20:51Z",
          "end_date": "2026-10-29T04:20:50Z",
          "length": 7775999
        },
        "signature": {
          "is_self_signed": false,
          "is_valid": false,
          "value": "ERMWkUdW1lCN1yBLFLMF2+eCIMOUaYDNep87zPhLLIEZ+dI2+lJnG6r/YaojX2+DNCfNYH+ghGbinFJ7D0arDGWdbVKOcIDoz1isorN9fZkMVtYezmGPGx7Tdd7plk2hD/mp4E+ATV1/tgLeWANCWC8SZEUxFtAVUBLnRWkOIjNpmBjaAHAcHFafwaJO60N//wO6rZdkFntXThODWnEhxlRfcsvPN0Paw0lirTBXbA5vnYuHSYRv/Mtp5aju1V7rp7Ta0ieFaaoHbKAq5yH8mRqQlFTjHn84Z+pDemK1FCUJQPpomwiEPNjtlYEmLI0zhK9Y6tLaonHb64YxQ1mtXw==",
          "algorithm": {
            "oid": "1.2.840.113549.1.1.11",
            "name": "sha256"
          }
        },
        "issuer_dn": "CN=YR1,O=Let's Encrypt,C=US",
        "issuer": {
          "common_name": "YR1",
          "country": "US",
          "state": null,
          "locality": null,
          "organization": "Let's Encrypt",
          "organizational_unit": null
        },
        "subject_dn": "CN=mcc-clr22.com",
        "subject": {
          "common_name": "mcc-clr22.com",
          "country": null,
          "state": null,
          "locality": null,
          "organization": null,
          "organizational_unit": null
        },
        "extensions": {
          "authority_key_id": "Hy81vkYUgs1Asa55LFV4+vfUaPs=",
          "basic_constraints": {
            "is_ca": false
          },
          "certificate_policies": [
            "2.23.140.1.2.1"
          ],
          "extended_key_usage": {
            "client_auth": null,
            "server_auth": true
          },
          "key_usage": {
            "digital_signature": true,
            "content_commitment": false,
            "key_agreement": false,
            "data_encipherment": false,
            "key_encipherment": true,
            "key_cert_sign": false,
            "crl_sign": false
          },
          "signed_certificate_timestamps": [
            "2026-07-31T05:19:21Z"
          ],
          "subject_alt_name": {
            "dns_names": [
              "mcc-clr22.com",
              "www.mcc-clr22.com"
            ]
          },
          "subject_key_id": "jSXSmj2IAvr4rxs/ouu8guz26w0="
        },
        "check_date": "2026-09-05T09:04:26Z"
      },
      "ssl_last_change_date": "2026-09-04T20:41:51Z",
      "webdata": {
        "connection_status": "success",
        "html": {
          "source_code_hash": "2894b92a6f8aea568899f6a84cd8e11bd12b9b5aecc0437a128beca24d0e5b21"
        },
        "http": {
          "status_code_first": 301,
          "status_code_last": 200,
          "redirection_history": [
            {
              "url": "http://mail.shinjuku-gyoen-lc.jp/",
              "status_code": 301
            },
            {
              "url": "https://mail.shinjuku-gyoen-lc.jp/",
              "status_code": 200
            }
          ],
          "external_redirection": false,
          "final_url": "https://mail.shinjuku-gyoen-lc.jp/",
          "final_fqdn": "mail.shinjuku-gyoen-lc.jp",
          "final_domain": "shinjuku-gyoen-lc.jp",
          "headers": {
            "others": [
              {
                "name": "date",
                "value": "Wed, 11 Mar 2026 05:47:38 GMT"
              },
              {
                "name": "etag",
                "value": "\"c6-632297728fda1\""
              },
              {
                "name": "accept_ranges",
                "value": "bytes"
              },
              {
                "name": "content_length",
                "value": "198"
              },
              {
                "name": "keep_alive",
                "value": "timeout=5, max=100"
              },
              {
                "name": "connection",
                "value": "Keep-Alive"
              }
            ],
            "access_control_allow_headers": null,
            "access_control_allow_methods": null,
            "access_control_allow_origin": null,
            "cache_control": null,
            "clear_site_data": null,
            "content_encoding": null,
            "content_security_policy": null,
            "content_type": "text/html",
            "cross_origin_embedder_policy": null,
            "cross_origin_opener_policy": null,
            "cross_origin_resource_policy": null,
            "expect_ct": null,
            "feature_policy": null,
            "last_modified": "Mon, 07 Apr 2025 05:25:34 GMT",
            "permission_policy": null,
            "referrer_policy": null,
            "server": "Apache",
            "set_cookie": null,
            "strict_transport_security": null,
            "x_content_type_options": null,
            "x_download_options": null,
            "x_frame_options": null,
            "x_permitted_cross_domain_policies": null,
            "x_powered_by": "PleskLin",
            "x_xss_protection": null
          },
          "cookies": []
        }
      }
    },
    {
      "punycode": "mail.swifttool.com",
      "unicode": "mail.swifttool.com",
      "is_idn": false,
      "subdomain": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "subdomain_last": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "subdomain_root": {
        "punycode": "mail",
        "unicode": "mail",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "name": {
        "punycode": "mail.swifttool",
        "unicode": "mail.swifttool",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 13,
        "lang": "en",
        "keywords": [
          "mail",
          "swift",
          "tool"
        ],
        "keyword_count": 3,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "swifttool.com",
        "unicode": "swifttool.com",
        "is_idn": false,
        "name": {
          "punycode": "swifttool",
          "unicode": "swifttool",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 9,
          "lang": "en",
          "keywords": [
            "swift",
            "tool"
          ],
          "keyword_count": 2
        },
        "extension": {
          "punycode": "com",
          "unicode": "com",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "com",
          "unicode": "com",
          "is_idn": false
        },
        "extension_sub": null,
        "extension_type": 1,
        "reserved": null,
        "premium": null,
        "registered": true,
        "whois": {
          "create_date": "1999-12-09T15:18:36Z",
          "update_date": "2023-10-11T06:42:31Z",
          "expiry_date": "2028-12-09T15:18:36Z",
          "registrar": "network solutions, llc",
          "registrant": {
            "name": null,
            "organization": null,
            "street": null,
            "city": null,
            "state": null,
            "postal_code": null,
            "country": null,
            "phone": null,
            "email": null
          },
          "name_servers": [
            "ns1.seattlewebhosting.com",
            "ns2.seattlewebhosting.com"
          ],
          "domain_status": [
            "clienttransferprohibited"
          ],
          "whois_server": "whois.networksolutions.com",
          "check_date": "2026-05-22T16:44:28Z"
        },
        "whois_normalized": {
          "registrant": null
        },
        "whois_last_check_date": "2026-05-22T16:44:28Z",
        "whois_create_date_historical": null,
        "whois_last_change_date": "2026-05-21T13:35:47Z",
        "whois_registrant_email_historical": null,
        "whois_privacy_enabled": null,
        "dns": {
          "a": {
            "update_date": "2026-08-30T11:45:53Z",
            "ip_addresses": [
              "23.236.62.147"
            ]
          }
        },
        "dns_last_change_date": "2026-07-19T01:10:09Z",
        "ip_history": null,
        "ssl": {
          "validity": {
            "start_date": "2026-08-16T02:44:40Z",
            "end_date": "2026-11-14T02:44:39Z"
          },
          "serial_number": "89916192114274005310511353446665056110",
          "check_date": "2026-09-03T17:59:14Z"
        },
        "ssl_last_change_date": "2026-09-03T18:01:06Z"
      },
      "type": 2,
      "subdomain_level_count": 1,
      "dns": {
        "a": {
          "update_date": "2026-08-14T05:51:34Z",
          "ip_addresses": [
            "192.145.235.234"
          ]
        },
        "aaaa": {
          "update_date": "2026-08-14T05:51:34Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-08-14T05:51:34Z",
          "name_servers": []
        },
        "mx": {
          "update_date": "2026-08-14T05:51:34Z",
          "mail_servers": []
        },
        "soa": {
          "update_date": "2026-08-14T05:51:34Z",
          "mnames": [],
          "rnames": [],
          "rname_emails": []
        },
        "txt": {
          "update_date": "2026-08-14T05:51:34Z",
          "values": [
            "\"v=spf1 ip4:192.145.235.234 +a +mx +ip4:198.46.93.253 +ip4:209.191.185.159 +ip4:209.191.185.115 +ip4:209.191.187.247 +ip4:67.51.54.90 ~all\""
          ]
        },
        "cname": {
          "update_date": "2026-08-14T05:51:34Z",
          "values": []
        },
        "others": []
      },
      "dns_last_change_date": "2026-08-15T17:25:53Z",
      "ip_history": [
        "198.46.93.253",
        "192.145.235.234"
      ],
      "ssl": {
        "tags": [
          "dla"
        ],
        "fqdns": [
          "mail.swifttool.com",
          "www.mail.swifttool.com"
        ],
        "version": 3,
        "serial_number": "581867062867533015075578527886516348697115",
        "fingerprint": {
          "sha256": "16420119ebd92d0c5ff7dc8f699346301e070a59aaac52a957f1b8634a1b7eda",
          "sha1": "3e37d355f38732989560906068cf5b761b8f58a7",
          "md5": "b079e0045a0bb1e01f3136ebb2703bf8"
        },
        "validity": {
          "start_date": "2026-07-23T05:56:29Z",
          "end_date": "2026-10-21T05:56:28Z",
          "length": 7775999
        },
        "signature": {
          "is_self_signed": false,
          "is_valid": true,
          "value": "oGbhNWpnUPYWkimTllHLMJ18y/OMpsDEdT5xEJePIT1DNUbpapafe9Ih/xn9X+6OOmXeD5jwzPLqr1ghGPkibltkDHRirYDCRS6wmmn7qbHC56huKyMvCVN8Ci8Rv6WWO49+ZoB5FG4kJ/HBy5wUHdrqxK57JXCiFFiVUCIjV0iljcmQklISLMH7A8bTGbOJAHfnjgVcb3Z82BwbftCgYGNn9yns0e4XaXhvzXzvGr4bIeLpZ0k2tpZFd/aJFO0KGr+5V50kDskZHE1h+TlsJGYqkPypydHjxDnJVukl8/r9LJY9iQlcOfEEfHYdlAboZvg8PvtSWJM4c1KFLZNzTQ==",
          "algorithm": {
            "oid": "1.2.840.113549.1.1.11",
            "name": "sha256"
          }
        },
        "issuer_dn": "CN=YR1,O=Let's Encrypt,C=US",
        "issuer": {
          "common_name": "YR1",
          "country": "US",
          "state": null,
          "locality": null,
          "organization": "Let's Encrypt",
          "organizational_unit": null
        },
        "subject_dn": "CN=www.mail.swifttool.com",
        "subject": {
          "common_name": "www.mail.swifttool.com",
          "country": null,
          "state": null,
          "locality": null,
          "organization": null,
          "organizational_unit": null
        },
        "extensions": {
          "authority_key_id": "Hy81vkYUgs1Asa55LFV4+vfUaPs=",
          "basic_constraints": {
            "is_ca": false
          },
          "certificate_policies": [
            "2.23.140.1.2.1"
          ],
          "extended_key_usage": {
            "client_auth": null,
            "server_auth": true
          },
          "key_usage": {
            "digital_signature": true,
            "content_commitment": false,
            "key_agreement": false,
            "data_encipherment": false,
            "key_encipherment": true,
            "key_cert_sign": false,
            "crl_sign": false
          },
          "signed_certificate_timestamps": [
            "2026-07-23T06:54:59Z",
            "2026-07-23T06:55:00Z"
          ],
          "subject_alt_name": {
            "dns_names": [
              "mail.swifttool.com",
              "www.mail.swifttool.com"
            ]
          },
          "subject_key_id": "099CPRbVM+piBVfwgT79ivMY0jU="
        },
        "check_date": "2026-09-05T20:17:19Z"
      },
      "ssl_last_change_date": "2026-09-05T20:18:53Z",
      "webdata": {
        "connection_status": "timeout",
        "html": null,
        "http": null
      }
    }
  ]
}

Content-Type: application/json
ratelimit-limit: 1000
ratelimit-remaining: 999
ratelimit-reset: 1
x-ratelimit-limit-hour: 100000
x-ratelimit-limit-minute: 10000
x-ratelimit-limit-second: 1000
x-ratelimit-remaining-hour: 99979
x-ratelimit-remaining-minute: 9979
x-ratelimit-remaining-second: 999
deepinfo-request-id: 5f0c6a8e-1b2d-4c3e-9f4a-7b8c9d0e1f2a

Request

What this example sends. Every parameter is documented on Domain Search; the exact request is in the code panel.

Parameter	Value
`page_size`query	`25`
`filters.must[0].name`body	`subdomain`
`filters.must[0].type`body	`eq`
`filters.must[0].value`body	`mail`

Reference updated September 26, 2026

Request

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