Free network tools
AS WHOIS
Look up an Autonomous System — holder, registry, contacts, announced IPv4/IPv6 prefixes, upstreams and downstreams.
Network Report (All-in-one) BGP Looking Glass BGP Security Check RPKI Validator BGP Hijack & Leak Monitor ASN Intelligence Internet Outages & Anomalies Country Internet Report Domain Insights IP WHOIS AS WHOIS
AS273671
AS273671 - Acesso com Announcing routesAS nameASN273671
OrganisationAcesso com
CountryBR
Registry (RIR)—
Handle273671
RangeAS273671
Registered04 Jan 2023
Last changed26 Aug 2026
Abuse contact[email protected]
3IPv4 prefixes
2IPv6 prefixes
1Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS53173 | AS53173 - Sobral Telecomunicacoes Ltda | 508 |
Downstreams
None seen.
IPv4 prefixes (3)
IPv6 prefixes (2)
RPKI-validate all prefixes of AS273671
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Acesso com | 07054967000103 | BR | |
| administrative | MARCOS HENRIQUE DE AZEVEDO | MAHAZ32 | [email protected] | BR |
| administrative | Raimundo Vasconcelos Barros | RAVBA21 | [email protected] | BR |
| abuse | Raimundo Vasconcelos Barros | RAVBA92 | [email protected] | BR |
Raw registry response
{
"objectClassName": "autnum",
"handle": "273671",
"startAutnum": 273671,
"endAutnum": 273671,
"name": "ASN273671",
"type": "DIRECT ALLOCATION",
"country": "BR",
"links": [
{
"value": "https://rdap.registro.br/autnum/273671",
"rel": "self",
"href": "https://rdap.registro.br/autnum/273671",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/273671",
"rel": "related",
"href": "https://rdap.registro.br/ip/2804:8a78::/32",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/273671",
"rel": "related",
"href": "https://rdap.registro.br/ip/179.49.140.0/22",
"type": "application/rdap+json"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "07054967000103",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"org"
],
[
"fn",
[],
"text",
"Acesso com"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"registrant"
],
"publicIds": [
{
"type": "cnpj",
"identifier": "07.054.967/0001-03"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "MAHAZ32",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"MARCOS HENRIQUE DE AZEVEDO"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2022-08-02T20:35:40Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-05-13T13:56:39Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2015-02-12T01:56:50Z"
},
{
"eventAction": "last changed",
"eventDate": "2023-05-15T17:44:06Z"
}
],
"links": [
{
"value": "https://rdap.registro.br/entity/07054967000103",
"rel": "self",
"href": "https://rdap.registro.br/entity/07054967000103",
"type": "application/rdap+json"
}
],
"legalRepresentative": "Marcos Henriques de Azevedo"
},
{
"objectClassName": "entity",
"handle": "RAVBA21",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Raimundo Vasconcelos Barros"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2013-08-15T15:00:28Z"
},
{
"eventAction": "last changed",
"eventDate": "2015-02-11T01:23:50Z"
}
]
},
{
"objectClassName": "entity",
"handle": "RAVBA92",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Raimundo Vasconcelos Barros"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2023-04-24T15:04:16Z"
},
{
"eventAction": "last changed",
"eventDate": "2023-05-02T18:22:19Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2023-01-04T11:30:47Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-08-26T12:49:05Z"
}
],
"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.",
"2026-11-05T16:26:40-03:00 - 43.204.219.77"
],
"links": [
{
"value": "https://rdap.registro.br/autnum/273671",
"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.