Domain Search Examples · Example 1 of 5 in Combinations › Must, Should and Must Not

Look-Alikes Excluding the Real Domain

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

Field: domain.name domain
Operator: fuzzy eq
Logic: must must_not

A typical brand-protection query: every name close to deepinfo (must), minus the brand's own domain (must_not).

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": "domain.name",
        "type": "fuzzy",
        "value": "deepinfo"
      }
    ],
    "must_not": [
      {
        "name": "domain",
        "type": "eq",
        "value": "deepinfo.com"
      }
    ]
  }
}'

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": "domain.name",
                "type": "fuzzy",
                "value": "deepinfo"
            }
        ],
        "must_not": [
            {
                "name": "domain",
                "type": "eq",
                "value": "deepinfo.com"
            }
        ]
    }
}

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: "domain.name",
          type: "fuzzy",
          value: "deepinfo"
        }
      ],
      must_not: [
        {
          name: "domain",
          type: "eq",
          value: "deepinfo.com"
        }
      ]
    }
  }),
});

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

package main

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

func main() {
	payload := strings.NewReader(`{
  "filters": {
    "must": [
      {
        "name": "domain.name",
        "type": "fuzzy",
        "value": "deepinfo"
      }
    ],
    "must_not": [
      {
        "name": "domain",
        "type": "eq",
        "value": "deepinfo.com"
      }
    ]
  }
}`)

	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": "domain.name",
                    "type": "fuzzy",
                    "value": "deepinfo"
                  }
                ],
                "must_not": [
                  {
                    "name": "domain",
                    "type": "eq",
                    "value": "deepinfo.com"
                  }
                ]
              }
            }""";

        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": "domain.name",
            "type": "fuzzy",
            "value": "deepinfo"
          }
        ],
        "must_not": [
          {
            "name": "domain",
            "type": "eq",
            "value": "deepinfo.com"
          }
        ]
      }
    }
    """;

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": "domain.name",
        "type": "fuzzy",
        "value": "deepinfo"
      }
    ],
    "must_not": [
      {
        "name": "domain",
        "type": "eq",
        "value": "deepinfo.com"
      }
    ]
  }
}
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": "domain.name",
          "type": "fuzzy",
          "value": "deepinfo"
        }
      ],
      "must_not": [
        {
          "name": "domain",
          "type": "eq",
          "value": "deepinfo.com"
        }
      ]
    }
  }
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; results[].domain.ip_history: first 10 items; results[].ip_history: first 10 items

Response Body

{
  "page": 1,
  "page_size": 25,
  "result_count": 7341,
  "results": [
    {
      "punycode": "deepinfo.de",
      "unicode": "deepinfo.de",
      "is_idn": false,
      "subdomain": null,
      "subdomain_last": null,
      "subdomain_root": null,
      "name": {
        "punycode": "deepinfo",
        "unicode": "deepinfo",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 8,
        "lang": "en",
        "keywords": [
          "deep",
          "info"
        ],
        "keyword_count": 2,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "deepinfo.de",
        "unicode": "deepinfo.de",
        "is_idn": false,
        "name": {
          "punycode": "deepinfo",
          "unicode": "deepinfo",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 8,
          "lang": "en",
          "keywords": [
            "deep",
            "info"
          ],
          "keyword_count": 2
        },
        "extension": {
          "punycode": "de",
          "unicode": "de",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "de",
          "unicode": "de",
          "is_idn": false
        },
        "extension_sub": null,
        "extension_type": 2,
        "reserved": null,
        "premium": null,
        "registered": true,
        "whois": {
          "create_date": null,
          "update_date": "2023-08-07T22:00:27Z",
          "expiry_date": null,
          "registrar": null,
          "registrant": {
            "name": null,
            "organization": null,
            "street": null,
            "city": null,
            "state": null,
            "postal_code": null,
            "country": null,
            "phone": null,
            "email": null
          },
          "name_servers": [
            "ns1.sedoparking.com",
            "ns2.sedoparking.com"
          ],
          "domain_status": [
            "connect"
          ],
          "whois_server": null,
          "check_date": "2026-09-22T13:03:54Z"
        },
        "whois_normalized": {
          "registrant": null
        },
        "whois_last_check_date": "2026-09-22T13:03:54Z",
        "whois_create_date_historical": [],
        "whois_last_change_date": "2023-08-31T12:34:00Z",
        "whois_registrant_email_historical": [],
        "whois_privacy_enabled": null,
        "dns": {
          "a": {
            "update_date": "2026-09-22T08:20:48Z",
            "ip_addresses": [
              "64.190.63.222"
            ]
          }
        },
        "dns_last_change_date": "2026-05-14T06:24:54Z",
        "ip_history": [
          "64.190.63.111",
          "64.190.63.222"
        ],
        "ssl": null,
        "ssl_last_change_date": null
      },
      "type": 1,
      "subdomain_level_count": 0,
      "dns": {
        "a": {
          "update_date": "2026-09-22T08:20:48Z",
          "ip_addresses": [
            "64.190.63.222"
          ]
        },
        "aaaa": {
          "update_date": "2026-09-22T08:20:48Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-09-22T08:20:48Z",
          "name_servers": [
            "ns1.sedoparking.com",
            "ns2.sedoparking.com"
          ]
        },
        "mx": {
          "update_date": "2026-09-22T08:20:48Z",
          "mail_servers": [
            "localhost"
          ]
        },
        "soa": {
          "update_date": "2026-09-22T08:20:48Z",
          "mnames": [
            "ns1.sedoparking.com"
          ],
          "rnames": [
            "hostmaster.sedo.de"
          ],
          "rname_emails": [
            "user@sedo.de"
          ]
        },
        "txt": {
          "update_date": "2026-09-22T08:20:48Z",
          "values": [
            "\"v=spf1 -all\""
          ]
        },
        "cname": {
          "update_date": "2026-09-22T08:20:48Z",
          "values": []
        },
        "others": [
          {
            "update_date": "2023-06-01T12:23:57Z",
            "values": [],
            "type": "DNSKEY"
          },
          {
            "update_date": "2023-06-01T12:23:57Z",
            "values": [],
            "type": "DS"
          },
          {
            "update_date": "2023-06-01T12:23:57Z",
            "values": [],
            "type": "SPF"
          }
        ]
      },
      "dns_last_change_date": "2026-05-14T06:24:53Z",
      "ip_history": [
        "64.190.63.111",
        "64.190.63.222"
      ],
      "ssl": null,
      "ssl_last_change_date": null,
      "webdata": {
        "connection_status": "success",
        "html": {
          "source_code_hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
        },
        "http": {
          "status_code_first": 445,
          "status_code_last": 445,
          "redirection_history": [
            {
              "url": "http://deepinfo.de/",
              "status_code": 445
            }
          ],
          "external_redirection": null,
          "final_url": "http://deepinfo.de/",
          "final_fqdn": "deepinfo.de",
          "final_domain": "deepinfo.de",
          "headers": {
            "others": [
              {
                "name": "date",
                "value": "Wed, 29 Jul 2026 10:42:57 GMT"
              },
              {
                "name": "content_length",
                "value": "0"
              }
            ],
            "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": null,
            "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": "Parking/1.0",
            "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": null,
            "x_xss_protection": null
          },
          "cookies": []
        }
      }
    },
    {
      "punycode": "deepinfo.net.cn",
      "unicode": "deepinfo.net.cn",
      "is_idn": false,
      "subdomain": null,
      "subdomain_last": null,
      "subdomain_root": null,
      "name": {
        "punycode": "deepinfo",
        "unicode": "deepinfo",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 8,
        "lang": "en",
        "keywords": [
          "deep",
          "info"
        ],
        "keyword_count": 2,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "deepinfo.net.cn",
        "unicode": "deepinfo.net.cn",
        "is_idn": false,
        "name": {
          "punycode": "deepinfo",
          "unicode": "deepinfo",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 8,
          "lang": "en",
          "keywords": [
            "deep",
            "info"
          ],
          "keyword_count": 2
        },
        "extension": {
          "punycode": "net.cn",
          "unicode": "net.cn",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "cn",
          "unicode": "cn",
          "is_idn": false
        },
        "extension_sub": {
          "punycode": "net",
          "unicode": "net",
          "is_idn": false
        },
        "extension_type": 2,
        "reserved": null,
        "premium": null,
        "registered": true,
        "whois": {
          "create_date": "2024-08-08T09:16:37Z",
          "update_date": null,
          "expiry_date": "2026-08-08T09:16:37Z",
          "registrar": "阿里云计算有限公司（万网）",
          "registrant": {
            "name": "REDACTED FOR PRIVACY",
            "organization": null,
            "street": null,
            "city": null,
            "state": null,
            "postal_code": null,
            "country": null,
            "phone": null,
            "email": "REDACTED FOR PRIVACY"
          },
          "name_servers": [],
          "domain_status": [
            "inactive",
            "pendingdelete"
          ],
          "whois_server": null,
          "check_date": "2026-09-22T13:03:27Z"
        },
        "whois_normalized": {
          "registrant": {
            "organization": null,
            "phone": null,
            "email": "REDACTED FOR PRIVACY",
            "email_fqdn_apex": "REDACTED FOR PRIVACY",
            "email_domain_apex": "REDACTED FOR PRIVACY"
          }
        },
        "whois_last_check_date": "2026-09-22T13:03:27Z",
        "whois_create_date_historical": [
          "2021-04-07T17:44:52Z",
          "2022-05-28T04:14:36Z",
          "2023-07-18T09:05:56Z",
          "2024-08-08T09:16:37Z"
        ],
        "whois_last_change_date": "2026-09-22T13:07:04Z",
        "whois_registrant_email_historical": [
          "user@outlook.com",
          "user@outlook.com",
          "user@outlook.com",
          "user@21cn.com",
          "user@163.com",
          "user@163.com",
          "user@outlook.com"
        ],
        "whois_privacy_enabled": false,
        "dns": null,
        "dns_last_change_date": "2026-09-12T14:46:27Z",
        "ip_history": [
          "156.244.113.186",
          "154.211.16.176",
          "43.130.65.190",
          "185.238.226.172",
          "108.186.192.182",
          "108.186.207.157",
          "38.38.113.83",
          "38.63.160.76",
          "38.11.202.120",
          "107.149.54.7"
        ],
        "ssl": null,
        "ssl_last_change_date": null
      },
      "type": 1,
      "subdomain_level_count": 0,
      "dns": null,
      "dns_last_change_date": "2026-09-12T14:46:25Z",
      "ip_history": [
        "156.244.113.186",
        "154.211.16.176",
        "43.130.65.190",
        "185.238.226.172",
        "108.186.192.182",
        "108.186.207.157",
        "38.38.113.83",
        "38.63.160.76",
        "38.11.202.120",
        "107.149.54.7"
      ],
      "ssl": null,
      "ssl_last_change_date": null,
      "webdata": {
        "connection_status": "success",
        "html": {
          "source_code_hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
        },
        "http": {
          "status_code_first": 301,
          "status_code_last": 404,
          "redirection_history": [
            {
              "url": "http://deepinfo.net.cn/",
              "status_code": 301
            },
            {
              "url": "http://www.deepinfo.net.cn/",
              "status_code": 404
            }
          ],
          "external_redirection": false,
          "final_url": "http://www.deepinfo.net.cn/",
          "final_fqdn": "www.deepinfo.net.cn",
          "final_domain": "deepinfo.net.cn",
          "headers": {
            "others": [
              {
                "name": "date",
                "value": "Mon, 13 Jul 2026 18:22:11 GMT"
              },
              {
                "name": "content_length",
                "value": "0"
              },
              {
                "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": null,
            "permission_policy": null,
            "referrer_policy": null,
            "server": "nginx",
            "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": null,
            "x_xss_protection": null
          },
          "cookies": []
        }
      }
    },
    {
      "punycode": "deepinfo.co.uk",
      "unicode": "deepinfo.co.uk",
      "is_idn": false,
      "subdomain": null,
      "subdomain_last": null,
      "subdomain_root": null,
      "name": {
        "punycode": "deepinfo",
        "unicode": "deepinfo",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 8,
        "lang": "en",
        "keywords": [
          "deep",
          "info"
        ],
        "keyword_count": 2,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "deepinfo.co.uk",
        "unicode": "deepinfo.co.uk",
        "is_idn": false,
        "name": {
          "punycode": "deepinfo",
          "unicode": "deepinfo",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 8,
          "lang": "en",
          "keywords": [
            "deep",
            "info"
          ],
          "keyword_count": 2
        },
        "extension": {
          "punycode": "co.uk",
          "unicode": "co.uk",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "uk",
          "unicode": "uk",
          "is_idn": false
        },
        "extension_sub": {
          "punycode": "co",
          "unicode": "co",
          "is_idn": false
        },
        "extension_type": 2,
        "reserved": null,
        "premium": null,
        "registered": true,
        "whois": {
          "create_date": "2026-05-19T09:22:25Z",
          "update_date": "2026-05-20T09:46:43Z",
          "expiry_date": "2027-05-19T09:22:25Z",
          "registrar": "namecheap, inc.",
          "registrant": {
            "name": null,
            "organization": null,
            "street": null,
            "city": null,
            "state": null,
            "postal_code": null,
            "country": null,
            "phone": null,
            "email": "REDACTED FOR PRIVACY"
          },
          "name_servers": [
            "atlas.dns-parking.com",
            "hyperion.dns-parking.com"
          ],
          "domain_status": [
            "clienttransferprohibited"
          ],
          "whois_server": null,
          "check_date": "2026-09-22T13:03:09Z"
        },
        "whois_normalized": {
          "registrant": {
            "organization": null,
            "phone": null,
            "email": "REDACTED FOR PRIVACY",
            "email_fqdn_apex": "REDACTED FOR PRIVACY",
            "email_domain_apex": "REDACTED FOR PRIVACY"
          }
        },
        "whois_last_check_date": "2026-09-22T13:03:09Z",
        "whois_create_date_historical": [
          "2026-05-19T09:22:25Z",
          "2026-05-19T09:22:25Z",
          "2026-05-19T09:22:25Z",
          "2026-05-19T09:22:25Z",
          "2026-05-19T09:22:25Z"
        ],
        "whois_last_change_date": "2026-05-20T14:26:08Z",
        "whois_registrant_email_historical": [
          "user@nominet.uk"
        ],
        "whois_privacy_enabled": false,
        "dns": {
          "a": {
            "update_date": "2026-08-08T19:07:30Z",
            "ip_addresses": [
              "147.79.72.71",
              "147.79.79.66"
            ]
          }
        },
        "dns_last_change_date": "2026-08-08T19:08:05Z",
        "ip_history": [
          "145.223.124.236",
          "88.223.87.63",
          "191.96.144.244",
          "212.1.212.115",
          "147.79.72.99",
          "88.223.87.106",
          "191.96.144.218",
          "212.1.212.75",
          "145.223.124.105",
          "147.79.79.30"
        ],
        "ssl": {
          "validity": {
            "start_date": "2026-07-19T09:39:41Z",
            "end_date": "2026-10-17T09:39:40Z"
          },
          "serial_number": "495173205637658187442076526948336886934438",
          "check_date": "2026-08-16T08:20:12Z"
        },
        "ssl_last_change_date": "2026-08-16T08:21:04Z"
      },
      "type": 1,
      "subdomain_level_count": 0,
      "dns": {
        "a": {
          "update_date": "2026-08-08T19:07:30Z",
          "ip_addresses": [
            "147.79.72.71",
            "147.79.79.66"
          ]
        },
        "aaaa": {
          "update_date": "2026-08-08T19:07:30Z",
          "ip_addresses": [
            "2a02:4780:4c:4683:bd50:5497:3b8d:1027",
            "2a02:4780:4d:3e68:196b:a526:f945:27bd"
          ]
        },
        "ns": {
          "update_date": "2026-08-08T19:07:30Z",
          "name_servers": [
            "atlas.dns-parking.com",
            "hyperion.dns-parking.com"
          ]
        },
        "mx": {
          "update_date": "2026-08-08T19:07:30Z",
          "mail_servers": [
            "mx1.hostinger.pk",
            "mx2.hostinger.pk"
          ]
        },
        "soa": {
          "update_date": "2026-08-08T19:07:30Z",
          "mnames": [
            "atlas.dns-parking.com"
          ],
          "rnames": [
            "dns.hostinger.com"
          ],
          "rname_emails": [
            "user@hostinger.com"
          ]
        },
        "txt": {
          "update_date": "2026-08-08T19:07:30Z",
          "values": [
            "\"v=spf1 include:_spf.mail.hostinger.com ~all\""
          ]
        },
        "cname": {
          "update_date": "2026-08-08T19:07:30Z",
          "values": []
        },
        "others": []
      },
      "dns_last_change_date": "2026-08-08T19:08:03Z",
      "ip_history": [
        "145.223.124.236",
        "88.223.87.63",
        "191.96.144.244",
        "212.1.212.115",
        "147.79.72.99",
        "88.223.87.106",
        "191.96.144.218",
        "212.1.212.75",
        "145.223.124.105",
        "147.79.79.30"
      ],
      "ssl": {
        "tags": [
          "dla"
        ],
        "fqdns": [
          "deepinfo.co.uk",
          "www.deepinfo.co.uk"
        ],
        "version": 3,
        "serial_number": "495173205637658187442076526948336886934438",
        "fingerprint": {
          "sha256": "73d949b716aeec3875b5a7e15aa562efde6bb688b27cbf796c6a2b75dc5f7b57",
          "sha1": "da0d7676909ef3cb09a3120b3bac7e5095c78561",
          "md5": "fcd1b1d73aba6fc1225e553e7b3bbbee"
        },
        "validity": {
          "start_date": "2026-07-19T09:39:41Z",
          "end_date": "2026-10-17T09:39:40Z",
          "length": 7775999
        },
        "signature": {
          "is_self_signed": false,
          "is_valid": true,
          "value": "MGYCMQDr0jcMabMWiSMBO/yJ2AT+4fgP9gY6opKWrlvkbnqExdSxnSdRDMSfHX05J/+rKiQCMQDYB30qJR/a88ZsPNEjSMa21pPDY+sOzmxoyWKGY6xgw2MONPq2zxZsCCEsxhcvB0I=",
          "algorithm": {
            "oid": "1.2.840.10045.4.3.3",
            "name": "sha384"
          }
        },
        "issuer_dn": "CN=YE1,O=Let's Encrypt,C=US",
        "issuer": {
          "common_name": "YE1",
          "country": "US",
          "state": null,
          "locality": null,
          "organization": "Let's Encrypt",
          "organizational_unit": null
        },
        "subject_dn": "CN=deepinfo.co.uk",
        "subject": {
          "common_name": "deepinfo.co.uk",
          "country": null,
          "state": null,
          "locality": null,
          "organization": null,
          "organizational_unit": null
        },
        "extensions": {
          "authority_key_id": "uyDKRwv+1+Wc+Y8JKqOMN0WxvNg=",
          "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": false,
            "key_cert_sign": false,
            "crl_sign": false
          },
          "signed_certificate_timestamps": [
            "2026-07-19T10:38:11Z"
          ],
          "subject_alt_name": {
            "dns_names": [
              "deepinfo.co.uk",
              "www.deepinfo.co.uk"
            ]
          },
          "subject_key_id": "N7eG92XxiGeXOu1px5GLiJ7jBVs="
        },
        "check_date": "2026-08-16T08:20:12Z"
      },
      "ssl_last_change_date": "2026-08-16T08:21:03Z",
      "webdata": {
        "connection_status": "success",
        "html": {
          "source_code_hash": "fede7a249c4505a45d17c9bf3bc5f45d351314ee15ab49b5af3091e5ac1a3b3b"
        },
        "http": {
          "status_code_first": 403,
          "status_code_last": 403,
          "redirection_history": [
            {
              "url": "http://deepinfo.co.uk/",
              "status_code": 403
            }
          ],
          "external_redirection": null,
          "final_url": "http://deepinfo.co.uk/",
          "final_fqdn": "deepinfo.co.uk",
          "final_domain": "deepinfo.co.uk",
          "headers": {
            "others": [
              {
                "name": "date",
                "value": "Wed, 20 May 2026 13:11:56 GMT"
              },
              {
                "name": "transfer_encoding",
                "value": "chunked"
              },
              {
                "name": "connection",
                "value": "close"
              },
              {
                "name": "vary",
                "value": "Accept-Encoding"
              },
              {
                "name": "permissions_policy",
                "value": "accelerometer=(),autoplay=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()"
              },
              {
                "name": "expires",
                "value": "Thu, 01 Jan 1970 00:00:01 GMT"
              },
              {
                "name": "alt_svc",
                "value": "h3=\":443\"; ma=86400"
              },
              {
                "name": "x_hcdn_request_id",
                "value": "1201ef6ffdfba56bb5ba2111d93cdeeb-bos-edge3"
              }
            ],
            "access_control_allow_headers": null,
            "access_control_allow_methods": null,
            "access_control_allow_origin": null,
            "cache_control": "private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0",
            "clear_site_data": null,
            "content_encoding": "gzip",
            "content_security_policy": "frame-ancestors *",
            "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": null,
            "permission_policy": null,
            "referrer_policy": "strict-origin-when-cross-origin",
            "server": "hcdn",
            "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": null,
            "x_xss_protection": null
          },
          "cookies": []
        }
      }
    }
  ]
}

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: 99839
x-ratelimit-remaining-minute: 9990
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	`domain.name`
`filters.must[0].type`body	`fuzzy`
`filters.must[0].value`body	`deepinfo`
`filters.must_not[0].name`body	`domain`
`filters.must_not[0].type`body	`eq`
`filters.must_not[0].value`body	`deepinfo.com`

Reference updated September 26, 2026

Request

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