# Deeply Nested Subdomains

Matches records whose subdomain_level_count is 3 or more.

Source: https://docs.deepinfo.com/reference/discovery/domain-search/examples/subdomain-level-count/

Last updated: 2026-09-26

---
`POST https://api.deepinfo.com/v1/discovery/domain-search?page_size=25`

Example 9 of 9 in **Filters › Subdomain** · [Domain Search Examples](/reference/discovery/domain-search/examples/) · endpoint: [Domain Search](/reference/discovery/domain-search/)

Tags: `field` `subdomain_level_count` · `operator` `gte`

Matches records whose `subdomain_level_count` is 3 or more.

The number of labels in front of the registrable domain: `0` for the domain itself, `1` for `www.acme.example`.

In the response, look at `results[].subdomain_level_count`.

## Request

| Parameter | In | Value |
|---|---|---|
| `page_size` | query | `25` |
| `filters.must[0].name` | body | `subdomain_level_count` |
| `filters.must[0].type` | body | `gte` |
| `filters.must[0].value` | body | `3` |

```bash
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_level_count",
        "type": "gte",
        "value": 3
      }
    ]
  }
}'
```

## Response

### 200 · OK

> Shortened for this page: results: 3 of 25 shown

`Content-Type: application/json` · `ratelimit-limit: 1000` · `ratelimit-remaining: 998` · `ratelimit-reset: 1` · `x-ratelimit-limit-hour: 100000` · `x-ratelimit-limit-minute: 10000` · `x-ratelimit-limit-second: 1000` · `x-ratelimit-remaining-hour: 99971` · `x-ratelimit-remaining-minute: 9998` · `x-ratelimit-remaining-second: 998` · `deepinfo-request-id: 5f0c6a8e-1b2d-4c3e-9f4a-7b8c9d0e1f2a`

```json
{
  "page": 1,
  "page_size": 25,
  "result_count": 225471620,
  "results": [
    {
      "punycode": "mcc.cior.chim.ulg.ac.be",
      "unicode": "mcc.cior.chim.ulg.ac.be",
      "is_idn": false,
      "subdomain": {
        "punycode": "mcc.cior.chim",
        "unicode": "mcc.cior.chim",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 11
      },
      "subdomain_last": {
        "punycode": "mcc",
        "unicode": "mcc",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 3
      },
      "subdomain_root": {
        "punycode": "chim",
        "unicode": "chim",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 4
      },
      "name": {
        "punycode": "mcc.cior.chim.ulg",
        "unicode": "mcc.cior.chim.ulg",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 14,
        "lang": "de",
        "keywords": [
          "mcc",
          "cior",
          "chimu",
          "lg"
        ],
        "keyword_count": 4,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "ulg.ac.be",
        "unicode": "ulg.ac.be",
        "is_idn": false,
        "name": {
          "punycode": "ulg",
          "unicode": "ulg",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 3,
          "lang": "fr",
          "keywords": [
            "ulg"
          ],
          "keyword_count": 1
        },
        "extension": {
          "punycode": "ac.be",
          "unicode": "ac.be",
          "is_idn": false
        },
        "extension_root": {
          "punycode": "be",
          "unicode": "be",
          "is_idn": false
        },
        "extension_sub": {
          "punycode": "ac",
          "unicode": "ac",
          "is_idn": false
        },
        "extension_type": 2,
        "reserved": false,
        "premium": null,
        "registered": false,
        "whois": null,
        "whois_normalized": null,
        "whois_last_check_date": "2026-05-11T21:24:32Z",
        "whois_create_date_historical": null,
        "whois_last_change_date": null,
        "whois_registrant_email_historical": null,
        "whois_privacy_enabled": null,
        "dns": {
          "a": {
            "update_date": "2026-09-02T02:08:18Z",
            "ip_addresses": [
              "139.165.51.107"
            ]
          }
        },
        "dns_last_change_date": "2026-09-02T02:08:36Z",
        "ip_history": null,
        "ssl": {
          "validity": {
            "start_date": "2026-08-03T15:47:06Z",
            "end_date": "2026-11-01T15:47:05Z"
          },
          "serial_number": "534209092364558559083795564115795383768026",
          "check_date": "2026-09-04T02:36:32Z"
        },
        "ssl_last_change_date": "2026-09-02T07:32:02Z"
      },
      "type": 2,
      "subdomain_level_count": 3,
      "dns": {
        "a": {
          "update_date": "2026-08-15T09:01:52Z",
          "ip_addresses": [
            "139.165.207.160"
          ]
        },
        "aaaa": {
          "update_date": "2026-08-15T09:01:52Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-08-15T09:01:52Z",
          "name_servers": []
        },
        "mx": {
          "update_date": "2026-08-15T09:01:52Z",
          "mail_servers": []
        },
        "soa": {
          "update_date": "2026-08-15T09:01:52Z",
          "mnames": [],
          "rnames": [],
          "rname_emails": []
        },
        "txt": {
          "update_date": "2026-08-15T09:01:52Z",
          "values": []
        },
        "cname": {
          "update_date": "2026-08-15T09:01:52Z",
          "values": []
        },
        "others": []
      },
      "dns_last_change_date": null,
      "ip_history": [
        "139.165.207.160"
      ],
      "ssl": null,
      "ssl_last_change_date": null,
      "webdata": {
        "connection_status": "timeout",
        "html": null,
        "http": null
      }
    },
    {
      "punycode": "49c35011f45f43ddb2c95de66fcbe363.int.eus.cc.arconazure.com",
      "unicode": "49c35011f45f43ddb2c95de66fcbe363.int.eus.cc.arconazure.com",
      "is_idn": false,
      "subdomain": {
        "punycode": "49c35011f45f43ddb2c95de66fcbe363.int.eus.cc",
        "unicode": "49c35011f45f43ddb2c95de66fcbe363.int.eus.cc",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": true,
        "contains_hyphen": false,
        "length": 40
      },
      "subdomain_last": {
        "punycode": "49c35011f45f43ddb2c95de66fcbe363",
        "unicode": "49c35011f45f43ddb2c95de66fcbe363",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": true,
        "contains_hyphen": false,
        "length": 32
      },
      "subdomain_root": {
        "punycode": "cc",
        "unicode": "cc",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 2
      },
      "name": {
        "punycode": "49c35011f45f43ddb2c95de66fcbe363.int.eus.cc.arconazure",
        "unicode": "49c35011f45f43ddb2c95de66fcbe363.int.eus.cc.arconazure",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": true,
        "contains_hyphen": false,
        "length": 50,
        "lang": "fr",
        "keywords": [
          "ddb",
          "de",
          "fcbe",
          "inte",
          "usc",
          "car",
          "con",
          "azure"
        ],
        "keyword_count": 8,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "arconazure.com",
        "unicode": "arconazure.com",
        "is_idn": false,
        "name": {
          "punycode": "arconazure",
          "unicode": "arconazure",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 10,
          "lang": "en",
          "keywords": [
            "arcon",
            "azure"
          ],
          "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": "2023-02-10T17:56:31Z",
          "update_date": "2026-01-11T23:12:29Z",
          "expiry_date": "2027-02-10T17:56:31Z",
          "registrar": "nom-iq ltd. dba com laude",
          "registrant": {
            "name": "redacted",
            "organization": "microsoft corporation",
            "street": "redacted",
            "city": "redacted",
            "state": "wa",
            "postal_code": "redacted",
            "country": "us",
            "phone": "redacted",
            "email": "user@anonymised.email"
          },
          "name_servers": [
            "ns1-34.azure-dns.com",
            "ns2-34.azure-dns.net",
            "ns3-34.azure-dns.org",
            "ns4-34.azure-dns.info"
          ],
          "domain_status": [
            "clientdeleteprohibited",
            "clienttransferprohibited",
            "clientupdateprohibited"
          ],
          "whois_server": "whois.comlaude.com",
          "check_date": "2026-08-29T18:57:53Z"
        },
        "whois_normalized": {
          "registrant": {
            "organization": "microsoftcorporation",
            "phone": null,
            "email": "user@anonymised.email",
            "email_fqdn_apex": "anonymised.email",
            "email_domain_apex": "anonymised.email"
          }
        },
        "whois_last_check_date": "2026-08-29T18:57:53Z",
        "whois_create_date_historical": null,
        "whois_last_change_date": "2026-08-29T19:01:04Z",
        "whois_registrant_email_historical": null,
        "whois_privacy_enabled": true,
        "dns": {
          "a": {
            "update_date": "2026-08-25T01:28:03Z",
            "ip_addresses": []
          }
        },
        "dns_last_change_date": "2025-09-21T06:11:26Z",
        "ip_history": null,
        "ssl": null,
        "ssl_last_change_date": null
      },
      "type": 2,
      "subdomain_level_count": 4,
      "dns": {
        "a": {
          "update_date": "2026-09-01T14:53:51Z",
          "ip_addresses": [
            "20.42.65.87"
          ]
        },
        "aaaa": {
          "update_date": "2026-09-01T14:53:51Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-09-01T14:53:51Z",
          "name_servers": []
        },
        "mx": {
          "update_date": "2026-09-01T14:53:51Z",
          "mail_servers": []
        },
        "soa": {
          "update_date": "2026-09-01T14:53:51Z",
          "mnames": [],
          "rnames": [],
          "rname_emails": []
        },
        "txt": {
          "update_date": "2026-09-01T14:53:51Z",
          "values": []
        },
        "cname": {
          "update_date": "2026-09-01T14:53:51Z",
          "values": [
            "dp.privatelink.eus.cc.arc.azure.net."
          ]
        },
        "others": []
      },
      "dns_last_change_date": "2026-09-02T23:04:19Z",
      "ip_history": [
        "20.42.65.87"
      ],
      "ssl": null,
      "ssl_last_change_date": null,
      "webdata": {
        "connection_status": "timeout",
        "html": null,
        "http": null
      }
    },
    {
      "punycode": "a1ea7b26cbb94654a6bcdf39eac88a1f.int.eus.cc.arconazure.com",
      "unicode": "a1ea7b26cbb94654a6bcdf39eac88a1f.int.eus.cc.arconazure.com",
      "is_idn": false,
      "subdomain": {
        "punycode": "a1ea7b26cbb94654a6bcdf39eac88a1f.int.eus.cc",
        "unicode": "a1ea7b26cbb94654a6bcdf39eac88a1f.int.eus.cc",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": true,
        "contains_hyphen": false,
        "length": 40
      },
      "subdomain_last": {
        "punycode": "a1ea7b26cbb94654a6bcdf39eac88a1f",
        "unicode": "a1ea7b26cbb94654a6bcdf39eac88a1f",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": true,
        "contains_hyphen": false,
        "length": 32
      },
      "subdomain_root": {
        "punycode": "cc",
        "unicode": "cc",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": false,
        "contains_hyphen": false,
        "length": 2
      },
      "name": {
        "punycode": "a1ea7b26cbb94654a6bcdf39eac88a1f.int.eus.cc.arconazure",
        "unicode": "a1ea7b26cbb94654a6bcdf39eac88a1f.int.eus.cc.arconazure",
        "is_idn": false,
        "contains_letter": true,
        "contains_number": true,
        "contains_hyphen": false,
        "length": 50,
        "lang": "en",
        "keywords": [
          "ea",
          "cbb",
          "bcdf",
          "eac",
          "finte",
          "usc",
          "car",
          "con",
          "azure"
        ],
        "keyword_count": 9,
        "latinized": [],
        "contains_confusable": false
      },
      "domain": {
        "punycode": "arconazure.com",
        "unicode": "arconazure.com",
        "is_idn": false,
        "name": {
          "punycode": "arconazure",
          "unicode": "arconazure",
          "is_idn": false,
          "contains_letter": true,
          "contains_number": false,
          "contains_hyphen": false,
          "length": 10,
          "lang": "en",
          "keywords": [
            "arcon",
            "azure"
          ],
          "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": "2023-02-10T17:56:31Z",
          "update_date": "2026-01-11T23:12:29Z",
          "expiry_date": "2027-02-10T17:56:31Z",
          "registrar": "nom-iq ltd. dba com laude",
          "registrant": {
            "name": "redacted",
            "organization": "microsoft corporation",
            "street": "redacted",
            "city": "redacted",
            "state": "wa",
            "postal_code": "redacted",
            "country": "us",
            "phone": "redacted",
            "email": "user@anonymised.email"
          },
          "name_servers": [
            "ns1-34.azure-dns.com",
            "ns2-34.azure-dns.net",
            "ns3-34.azure-dns.org",
            "ns4-34.azure-dns.info"
          ],
          "domain_status": [
            "clientdeleteprohibited",
            "clienttransferprohibited",
            "clientupdateprohibited"
          ],
          "whois_server": "whois.comlaude.com",
          "check_date": "2026-08-29T18:57:53Z"
        },
        "whois_normalized": {
          "registrant": {
            "organization": "microsoftcorporation",
            "phone": null,
            "email": "user@anonymised.email",
            "email_fqdn_apex": "anonymised.email",
            "email_domain_apex": "anonymised.email"
          }
        },
        "whois_last_check_date": "2026-08-29T18:57:53Z",
        "whois_create_date_historical": null,
        "whois_last_change_date": "2026-08-29T19:01:04Z",
        "whois_registrant_email_historical": null,
        "whois_privacy_enabled": true,
        "dns": {
          "a": {
            "update_date": "2026-08-25T01:28:03Z",
            "ip_addresses": []
          }
        },
        "dns_last_change_date": "2025-09-21T06:11:26Z",
        "ip_history": null,
        "ssl": null,
        "ssl_last_change_date": null
      },
      "type": 2,
      "subdomain_level_count": 4,
      "dns": {
        "a": {
          "update_date": "2026-08-31T23:44:04Z",
          "ip_addresses": [
            "20.42.65.87"
          ]
        },
        "aaaa": {
          "update_date": "2026-08-31T23:44:04Z",
          "ip_addresses": []
        },
        "ns": {
          "update_date": "2026-08-31T23:44:04Z",
          "name_servers": []
        },
        "mx": {
          "update_date": "2026-08-31T23:44:04Z",
          "mail_servers": []
        },
        "soa": {
          "update_date": "2026-08-31T23:44:04Z",
          "mnames": [],
          "rnames": [],
          "rname_emails": []
        },
        "txt": {
          "update_date": "2026-08-31T23:44:04Z",
          "values": []
        },
        "cname": {
          "update_date": "2026-08-31T23:44:04Z",
          "values": [
            "dp.privatelink.eus.cc.arc.azure.net."
          ]
        },
        "others": []
      },
      "dns_last_change_date": "2026-09-02T23:04:58Z",
      "ip_history": [
        "20.42.65.87"
      ],
      "ssl": null,
      "ssl_last_change_date": null,
      "webdata": {
        "connection_status": "timeout",
        "html": null,
        "http": null
      }
    }
  ]
}
```

## Related Examples

- [Domains Registered Since 2025](/reference/discovery/domain-search/examples/domain-whois-create-date/)
- [WHOIS Records Updated Since 2026](/reference/discovery/domain-search/examples/domain-whois-update-date/)
- [Names With Three or More Keywords](/reference/discovery/domain-search/examples/domain-name-keyword-count/)
- [WHOIS Changed Since the Start of 2026](/reference/discovery/domain-search/examples/domain-whois-last-change-date/)
- [Domain IPv4 (A) Record Updated Since 2026](/reference/discovery/domain-search/examples/domain-dns-a-update-date/)
- [Domain DNS Updated Since 2026](/reference/discovery/domain-search/examples/domain-dns-update-date/)