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AS WHOIS

Look up an Autonomous System — holder, registry, contacts, announced IPv4/IPv6 prefixes, upstreams and downstreams.

Your public IP address216.73.217.87 IPv4

AS273481

AS273481 - NC SERVICOS E TELECOMUNICACOES LTDA Announcing routes
AS nameASN273481
OrganisationNC SERVICOS E TELECOMUNICACOES LTDA
CountryBR
Registry (RIR)—
Handle273481
RangeAS273481
Registered25 Mar 2024
Last changed19 Jan 2026
Abuse contact[email protected]
3IPv4 prefixes
2IPv6 prefixes
2Upstreams
0Downstreams

Upstreams

ASNetwork nameVisibility
AS271201AS271201 - Vianet Telecomunicacoes Ltda482
AS266228AS266228 - ONCABO LTDA404

Downstreams

None seen.

IPv4 prefixes (3)
IPv6 prefixes (2)

RPKI-validate all prefixes of AS273481

Contacts

RoleNameHandleEmail / phoneAddress
registrantNC SERVICOS E TELECOMUNICACOES LTDA41799009000191BR
administrativeVALDOMIRO PEREIRA DA SILVA NETOVPSNE19[email protected]BR
administrativeGabriel Oliveira FlorentinoGAOFL6[email protected]BR
abuseVALDOMIRO PEREIRA DA SILVA NETOVPSNE19[email protected]BR
Raw registry response
{
    "objectClassName": "autnum",
    "handle": "273481",
    "startAutnum": 273481,
    "endAutnum": 273481,
    "name": "ASN273481",
    "type": "DIRECT ALLOCATION",
    "country": "BR",
    "links": [
        {
            "value": "https://rdap.registro.br/autnum/273481",
            "rel": "self",
            "href": "https://rdap.registro.br/autnum/273481",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/autnum/273481",
            "rel": "related",
            "href": "https://rdap.registro.br/ip/2804:8f48::/32",
            "type": "application/rdap+json"
        },
        {
            "value": "https://rdap.registro.br/autnum/273481",
            "rel": "related",
            "href": "https://rdap.registro.br/ip/186.227.186.0/23",
            "type": "application/rdap+json"
        }
    ],
    "entities": [
        {
            "objectClassName": "entity",
            "handle": "41799009000191",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "NC SERVICOS E TELECOMUNICACOES LTDA"
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            "BR"
                        ]
                    ]
                ]
            ],
            "roles": [
                "registrant"
            ],
            "publicIds": [
                {
                    "type": "cnpj",
                    "identifier": "41.799.009/0001-91"
                }
            ],
            "entities": [
                {
                    "objectClassName": "entity",
                    "handle": "VPSNE19",
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "individual"
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "VALDOMIRO PEREIRA DA SILVA NETO"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "[email protected]"
                            ],
                            [
                                "lang",
                                [],
                                "language-tag",
                                ""
                            ],
                            [
                                "adr",
                                [],
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "BR"
                                ]
                            ]
                        ]
                    ],
                    "roles": [
                        "administrative"
                    ],
                    "events": [
                        {
                            "eventAction": "registration",
                            "eventDate": "2023-08-07T13:32:06Z"
                        },
                        {
                            "eventAction": "last changed",
                            "eventDate": "2025-01-30T13:29:22Z"
                        }
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2023-08-07T13:33:34Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2023-08-07T13:33:34Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.registro.br/entity/41799009000191",
                    "rel": "self",
                    "href": "https://rdap.registro.br/entity/41799009000191",
                    "type": "application/rdap+json"
                }
            ],
            "legalRepresentative": "VALDOMIRO PEREIRA DA SILVA NETO"
        },
        {
            "objectClassName": "entity",
            "handle": "GAOFL6",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Gabriel Oliveira Florentino"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "[email protected]"
                    ],
                    [
                        "lang",
                        [],
                        "language-tag",
                        "pt"
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            "BR"
                        ]
                    ]
                ]
            ],
            "roles": [
                "administrative"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2021-01-08T23:48:48Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2024-06-08T19:04:06Z"
                }
            ]
        },
        {
            "objectClassName": "entity",
            "handle": "VPSNE19",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "VALDOMIRO PEREIRA DA SILVA NETO"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "[email protected]"
                    ],
                    [
                        "lang",
                        [],
                        "language-tag",
                        ""
                    ],
                    [
                        "adr",
                        [],
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            "BR"
                        ]
                    ]
                ]
            ],
            "roles": [
                "abuse"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2023-08-07T13:32:06Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2025-01-30T13:29:22Z"
                }
            ]
        }
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2024-03-25T11:03:07Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2026-01-19T18:09:27Z"
        }
    ],
    "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.",
                "2026-11-03T15:59:37-03:00 - 43.204.219.77"
            ],
            "links": [
                {
                    "value": "https://rdap.registro.br/autnum/273481",
                    "rel": "alternate",
                    "href": "https://registro.br/upp",
                    "type": "text/html"
                }
            ]
        }
    ],
    "rdapConformance": [
        "rdap_level_0",
        "nicbr_level_0"
    ],
    "port43": "whois.registro.br"
}

Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.

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