Whois & RDAP Lookup

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177.39.16.0/21

RDAP
IP Range177.39.16.0 - 177.39.23.255
Handle177.39.16.0/21
Name159960
TypeALLOCATED
CountryBR
HolderOPEN PROCESSAMENTO DE DADOS LTDA
Registered2011-03-14 17:58 UTC
Updated2024-03-20 17:57 UTC
RegistrantOPEN PROCESSAMENTO DE DADOS LTDA
AddressBR
Admin ContactOpen Processamento de Dados LTDA
AddressBR
Tech ContactNOC Open Data Center
AddressBR
Abuse Contact[email protected]
Statusactive
Registry RDAPhttps://rdap.lacnic.net
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Raw WHOIS response

% IP Client: 202.214.143.11
 % Copyright (c) Nic.br - Use of this data is governed by the Use and
% Privacy Policy at https://registro.br/upp . Distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2026-09-13T01:52:35-03:00 - 202.214.143.11

inetnum:     177.39.16.0/21
aut-num:     AS262415
abuse-c:     ESODC
owner:       OPEN PROCESSAMENTO DE DADOS LTDA
ownerid:     06.860.022/0001-08
responsible: OPEN PROCESSAMENTO DE DADOS LTDA
owner-c:     OPDLT16
tech-c:      NODCE
inetrev:     177.39.16.0/21
nserver:     ns.telecorp.com.br
nsstat:      20260910 AA
nslastaa:    20260910
nserver:     ns1.telecorp.com.br [lame - not published]
nsstat:      20260910 TIMEOUT
nslastaa:    20260629
created:     20110314
changed:     20240320

nic-hdl-br:  OPDLT16
person:      Open Processamento de Dados LTDA
created:     20240320
changed:     20250522

nic-hdl-br:  ESODC
person:      Equipe de Seguran�a Open Data Center
created:     20240320
changed:     20250603

nic-hdl-br:  NODCE
person:      NOC Open Data Center
created:     20240319
changed:     20250604

% Security and mail abuse issues should also be addressed to cert.br,
% respectivelly to [email protected] and [email protected]
%
% whois.registro.br only accepts exact match queries for domains,
% registrants, contacts, tickets, providers, IPs, and ASNs.

% Query time: 1091 msec
% WHEN: Sun Sep 13 04:52:34 UTC 2026
Raw RDAP JSON (registry) https://rdap.lacnic.net
{
  "cidr0_cidrs": [
    {
      "length": "21",
      "v4prefix": "177.39.16.0"
    }
  ],
  "country": "BR",
  "endAddress": "177.39.23.255",
  "entities": [
    {
      "entities": [
        {
          "events": [
            {
              "eventAction": "registration",
              "eventDate": "2024-03-20T13:38:53Z"
            },
            {
              "eventAction": "last changed",
              "eventDate": "2025-05-22T14:03:06Z"
            }
          ],
          "handle": "OPDLT16",
          "objectClassName": "entity",
          "roles": [
            "administrative"
          ],
          "vcardArray": [
            "vcard",
            [
              [
                "version",
                {},
                "text",
                "4.0"
              ],
              [
                "kind",
                {},
                "text",
                "individual"
              ],
              [
                "fn",
                {},
                "text",
                "Open Processamento de Dados LTDA"
              ],
              [
                "email",
                {},
                "text",
                "[email protected]"
              ],
              [
                "lang",
                {},
                "language-tag",
                "pt"
              ],
              [
                "adr",
                {},
                "text",
                [
                  "",
                  "",
                  "",
                  "",
                  "",
                  "",
                  "BR"
                ]
              ]
            ]
          ]
        }
      ],
      "events": [
        {
          "eventAction": "registration",
          "eventDate": "2008-02-08T09:28:16Z"
        },
        {
          "eventAction": "last changed",
          "eventDate": "2024-04-29T20:07:11Z"
        }
      ],
      "handle": "06860022000108",
      "legalRepresentative": "OPEN PROCESSAMENTO DE DADOS LTDA",
      "links": [
        {
          "href": "https://rdap.registro.br/entity/06860022000108",
          "rel": "self",
          "type": "application/rdap+json",
          "value": "https://rdap.registro.br/entity/06860022000108"
        }
      ],
      "objectClassName": "entity",
      "publicIds": [
        {
          "identifier": "06.860.022/0001-08",
          "type": "cnpj"
        }
      ],
      "roles": [
        "registrant"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "kind",
            {},
            "text",
            "org"
          ],
          [
            "fn",
            {},
            "text",
            "OPEN PROCESSAMENTO DE DADOS LTDA"
          ],
          [
            "adr",
            {},
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              "BR"
            ]
          ]
        ]
      ]
    },
    {
      "events": [
        {
          "eventAction": "registration",
          "eventDate": "2024-03-20T13:10:34Z"
        },
        {
          "eventAction": "last changed",
          "eventDate": "2025-06-03T14:15:48Z"
        }
      ],
      "handle": "ESODC",
      "objectClassName": "entity",
      "roles": [
        "abuse"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "kind",
            {},
            "text",
            "individual"
          ],
          [
            "fn",
            {},
            "text",
            "Equipe de Segurança Open Data Center"
          ],
          [
            "email",
            {},
            "text",
            "[email protected]"
          ],
          [
            "lang",
            {},
            "language-tag",
            "pt"
          ],
          [
            "adr",
            {},
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              "BR"
            ]
          ]
        ]
      ]
    },
    {
      "events": [
        {
          "eventAction": "registration",
          "eventDate": "2024-03-19T16:32:26Z"
        },
        {
          "eventAction": "last changed",
          "eventDate": "2025-06-04T14:22:52Z"
        }
      ],
      "handle": "NODCE",
      "objectClassName": "entity",
      "roles": [
        "technical"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "kind",
            {},
            "text",
            "individual"
          ],
          [
            "fn",
            {},
            "text",
            "NOC Open Data Center"
          ],
          [
            "email",
            {},
            "text",
            "[email protected]"
          ],
          [
            "lang",
            {},
            "language-tag",
            "pt"
          ],
          [
            "adr",
            {},
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              "BR"
            ]
          ]
        ]
      ]
    }
  ],
  "events": [
    {
      "eventAction": "registration",
      "eventDate": "2011-03-14T17:58:09Z"
    },
    {
      "eventAction": "last changed",
      "eventDate": "2024-03-20T17:57:39Z"
    }
  ],
  "handle": "177.39.16.0/21",
  "ipVersion": "v4",
  "links": [
    {
      "href": "https://rdap.registro.br/ip/177.39.16.0/21",
      "rel": "self",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/16.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/17.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/18.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/19.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/20.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/21.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/22.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    },
    {
      "href": "https://rdap.registro.br/domain/23.39.177.in-addr.arpa",
      "rel": "related",
      "type": "application/rdap+json",
      "value": "https://rdap.registro.br/ip/177.39.16.0/21"
    }
  ],
  "name": "159960",
  "nicbr_autnum": 262415,
  "nicbr_reverseDelegations": [
    {
      "endAddress": "177.39.23.255",
      "events": [
        {
          "eventAction": "registration",
          "eventDate": "2011-04-06T19:56:32Z"
        },
        {
          "eventAction": "last changed",
          "eventDate": "2011-04-06T19:56:32Z"
        }
      ],
      "nameservers": [
        {
          "events": [
            {
              "eventAction": "delegation check",
              "eventDate": "2026-09-10T12:00:00Z",
              "status": [
                "ns aa"
              ]
            },
            {
              "eventAction": "last correct delegation check",
              "eventDate": "2026-09-10T12:00:00Z"
            }
          ],
          "ldhName": "ns.telecorp.com.br",
          "objectClassName": "nameserver"
        },
        {
          "events": [
            {
              "eventAction": "delegation check",
              "eventDate": "2026-09-10T12:00:00Z",
              "status": [
                "ns timeout"
              ]
            },
            {
              "eventAction": "last correct delegation check",
              "eventDate": "2026-06-29T12:00:00Z"
            }
          ],
          "ldhName": "ns1.telecorp.com.br",
          "objectClassName": "nameserver"
        }
      ],
      "secureDNS": {
        "delegationSigned": false
      },
      "startAddress": "177.39.16.0"
    }
  ],
  "notices": [
    {
      "description": [
        "Copyright (c) Nic.br - Use of this data is governed by the Use and Privacy Policy. Distribution, commercialization, reproduction, and use for advertising or similar purposes are expressly prohibited.",
        "2026-09-13T01:52:37-03:00 - 104.28.206.119"
      ],
      "links": [
        {
          "href": "https://registro.br/upp",
          "rel": "alternate",
          "type": "text/html",
          "value": "https://rdap.registro.br/ip/177.39.16.0/21"
        }
      ],
      "title": "Use and Privacy Policy"
    }
  ],
  "objectClassName": "ip network",
  "port43": "whois.registro.br",
  "rdapConformance": [
    "rdap_level_0",
    "nicbr_level_0",
    "cidr0"
  ],
  "startAddress": "177.39.16.0",
  "status": [
    "active"
  ],
  "type": "ALLOCATED"
}

Frequently asked questions

What is WHOIS?

WHOIS is a public directory that answers "who is responsible for this?" for domains, IP ranges and ASNs. It lists registration dates, the registrar, nameservers and contacts.

What is RDAP, and how does it differ?

RDAP is the modern replacement for WHOIS. It returns the same records in a structured, consistent format. We query RDAP first and fall back to classic WHOIS text when a registry has not adopted it yet.

What is the difference between a registrar and a registrant?

The registrar is the company you register and manage a domain through, such as xTom or GoDaddy. The registrant is the person or organization that actually holds the domain.

What are nameservers?

Nameservers answer DNS questions for a domain and decide which IP addresses the name resolves to. They also show which DNS provider the domain uses.

What is DNSSEC?

DNSSEC adds cryptographic signatures to DNS answers so they cannot be quietly altered in transit. "Signed" means the domain has it enabled, "unsigned" means it does not.

Why is the contact information redacted?

Privacy laws such as GDPR require registrars to hide most personal details in public records. The abuse contact is usually still shown, so a domain or network can be reported when something goes wrong.