THE INTERNET, ON RECORD

Domain, IP & ASN lookup.

Explore domains, TLDs, networks and the organizations behind them.

IPV4

201.55.64.0

Record found
Retrieved · 22 Sep 2026, 13:08 UTC1 sourceView JSON
Click a domain or IP to look it up.
01

Registry record

RDAPhttps://rdap.registro.br/ip/201.55.64.0
Record found
Network name
73381
Address range
201.55.64.0201.55.79.255
CIDR blocks
201.55.64.0/20
Network type
ASSIGNED
Country in registry
BR
Registered
2006-02-08T12:00:00Z
Last changed
2017-11-29T10:57:04Z
Status
active
Notices & terms 1

Use and Privacy Policy

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. 2026-09-22T10:08:16-03:00 - 2a05:f480:1400:33b1:5400:6ff:feb4:7710 https://registro.br/upp

Organizations & contacts

4
Organization / registrant
Ascenty Data Centers e Telecomunicações S/A
13743550000142
Type
org
Address
BR
cnpj
13.743.550/0001-42

Registry · rdap.registro.br

Administrative
METRO FIBER BRASIL TELECOMUNICAÇÕES LTDA
MFBTL
Type
individual
Email
lista_governanca_ti@ascenty.com
Lang
pt
Address
BR

Registry · rdap.registro.br

Technical
Centro de Gerencia de Redes Ascenty
CGRAS
Type
individual
Email
cgr@ascenty.com
Lang
pt
Address
BR

Registry · rdap.registro.br

Abuse
Grupo de segurança Ascenty
GRSAS3
Type
individual
Email
abuse@ascenty.com
Lang
pt
Address
BR

Registry · rdap.registro.br

Route / route6 records IRR

irr.lacnic.net:43

BGP observations →

Exact and covering objects from LACNIC. These are registered routing policies; they do not confirm a live announcement.

No matching route objects were returned by this registry. Records may exist in another IRR.

Registry · RDAP Original response
https://rdap.registro.br/ip/201.55.64.0
{
    "objectClassName": "ip network",
    "handle": "201.55.64.0/20",
    "startAddress": "201.55.64.0",
    "endAddress": "201.55.79.255",
    "ipVersion": "v4",
    "name": "73381",
    "type": "ASSIGNED",
    "country": "BR",
    "status": [
        "active"
    ],
    "nicbr_autnum": 28630,
    "links": [
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "self",
            "href": "https://rdap.registro.br/ip/201.55.64.0/20",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/64.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/65.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/66.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/67.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/68.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/69.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/70.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/ip/201.55.64.0/20",
            "rel": "related",
            "href": "https://rdap.registro.br/domain/71.55.201.in-addr.arpa",
            "type": "application/rdap+json"
        }
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2006-02-08T12:00:00Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2017-11-29T10:57:04Z"
        }
    ],
    "entities": [
        {
            "objectClassName": "entity",
            "handle": "13743550000142",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Ascenty Data Centers e Telecomunicações S/A"
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            "BR"
                        ]
                    ]
                ]
            ],
            "roles": [
                "registrant"
            ],
            "publicIds": [
                {
                    "type": "cnpj",
                    "identifier": "13.743.550/0001-42"
                }
            ],
            "entities": [
                {
                    "objectClassName": "entity",
                    "handle": "MFBTL",
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "individual"
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "METRO FIBER BRASIL TELECOMUNICAÇÕES LTDA"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "lista_governanca_ti@ascenty.com"
                            ],
                            [
                                "lang",
                                [],
                                "language-tag",
                                "pt"
                            ],
                            [
                                "adr",
                                [],
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "BR"
                                ]
                            ]
                        ]
                    ],
                    "roles": [
                        "administrative"
                    ],
                    "events": [
                        {
                            "eventAction": "registration",
                            "eventDate": "2011-11-16T18:17:33Z"
                        },
                        {
                            "eventAction": "last changed",
                            "eventDate": "2022-03-02T17:51:40Z"
                        }
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2011-11-16T21:34:12Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2025-06-09T18:53:31Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.registro.br/entity/13743550000142",
                    "rel": "self",
                    "href": "https://rdap.registro.br/entity/13743550000142",
                    "type": "application/rdap+json"
                }
            ],
            "legalRepresentative": "Rodrigo Radaieski"
        },
        {
            "objectClassName": "entity",
            "handle": "CGRAS",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Centro de Gerencia de Redes Ascenty"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "cgr@ascenty.com"
                    ],
                    [
                        "lang",
                        [],
                        "language-tag",
                        "pt"
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            "BR"
                        ]
                    ]
                ]
            ],
            "roles": [
                "technical"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2012-03-13T19:39:28Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2025-06-03T17:26:40Z"
                }
            ]
        },
        {
            "objectClassName": "entity",
            "handle": "GRSAS3",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Grupo de segurança Ascenty"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "abuse@ascenty.com"
                    ],
                    [
                        "lang",
                        [],
                        "language-tag",
                        "pt"
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            "BR"
                        ]
                    ]
                ]
            ],
            "roles": [
                "abuse"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2012-03-13T19:14:26Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2012-03-13T19:14:26Z"
                }
            ]
        }
    ],
    "notices": [
        {
            "title": "Use and Privacy Policy",
            "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.",
                "2026-09-22T10:08:16-03:00 - 2a05:f480:1400:33b1:5400:6ff:feb4:7710"
            ],
            "links": [
                {
                    "value": "https://rdap.registro.br/ip/201.55.64.0/20",
                    "rel": "alternate",
                    "href": "https://registro.br/upp",
                    "type": "text/html"
                }
            ]
        }
    ],
    "nicbr_reverseDelegations": [
        {
            "startAddress": "201.55.64.0",
            "endAddress": "201.55.71.255",
            "nameservers": [
                {
                    "objectClassName": "nameserver",
                    "ldhName": "b.dns.ascenty.com",
                    "events": [
                        {
                            "eventAction": "delegation check",
                            "eventDate": "2026-09-21T12:00:00Z",
                            "status": [
                                "ns aa"
                            ]
                        },
                        {
                            "eventAction": "last correct delegation check",
                            "eventDate": "2026-09-21T12:00:00Z"
                        }
                    ]
                },
                {
                    "objectClassName": "nameserver",
                    "ldhName": "a.dns.ascenty.com",
                    "events": [
                        {
                            "eventAction": "delegation check",
                            "eventDate": "2026-09-21T12:00:00Z",
                            "status": [
                                "ns aa"
                            ]
                        },
                        {
                            "eventAction": "last correct delegation check",
                            "eventDate": "2026-09-21T12:00:00Z"
                        }
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2012-06-29T10:57:47Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2021-05-18T12:39:09Z"
                }
            ],
            "secureDNS": {
                "delegationSigned": false
            }
        }
    ],
    "rdapConformance": [
        "rdap_level_0",
        "nicbr_level_0",
        "cidr0"
    ],
    "port43": "whois.registro.br",
    "cidr0_cidrs": [
        {
            "length": "20",
            "v4prefix": "201.55.64.0"
        }
    ]
}