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
AS52905
AS52905 - MIT Internet Announcing routesAS nameASN52905
OrganisationMIT Internet
CountryBR
Registry (RIR)—
Handle52905
RangeAS52905
Registered26 Jul 2012
Last changed06 Mar 2013
Abuse contact[email protected]
10IPv4 prefixes
4IPv6 prefixes
1Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS273669 | AS273669 - LINKE SOLUCOES LTDA | 490 |
Downstreams
None seen.
IPv4 prefixes (10)
IPv6 prefixes (4)
RPKI-validate all prefixes of AS52905
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | MIT Internet | 07608637000104 | BR | |
| administrative | MICROFOX INFORMATICA LTDA | MIILT42 | [email protected] | BR |
| administrative, abuse | MICROFOX INFORMATICA LTDA | MIILT42 | [email protected] | BR |
Raw registry response
{
"objectClassName": "autnum",
"handle": "52905",
"startAutnum": 52905,
"endAutnum": 52905,
"name": "ASN52905",
"type": "DIRECT ALLOCATION",
"country": "BR",
"links": [
{
"value": "https://rdap.registro.br/autnum/52905",
"rel": "self",
"href": "https://rdap.registro.br/autnum/52905",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/52905",
"rel": "related",
"href": "https://rdap.registro.br/ip/177.11.232.0/21",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/52905",
"rel": "related",
"href": "https://rdap.registro.br/ip/2804:aac::/32",
"type": "application/rdap+json"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "07608637000104",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"org"
],
[
"fn",
[],
"text",
"MIT Internet"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"registrant"
],
"publicIds": [
{
"type": "cnpj",
"identifier": "07.608.637/0001-04"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "MIILT42",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"MICROFOX INFORMATICA LTDA"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2012-06-21T15:52:47Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-05-18T19:34:56Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2007-11-09T02:01:13Z"
},
{
"eventAction": "last changed",
"eventDate": "2020-12-28T00:23:37Z"
}
],
"links": [
{
"value": "https://rdap.registro.br/entity/07608637000104",
"rel": "self",
"href": "https://rdap.registro.br/entity/07608637000104",
"type": "application/rdap+json"
}
],
"legalRepresentative": "JOSE COSTA DE SOUSA JUNIOR"
},
{
"objectClassName": "entity",
"handle": "MIILT42",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"MICROFOX INFORMATICA LTDA"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative",
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2012-06-21T15:52:47Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-05-18T19:34:56Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2012-07-26T17:34:38Z"
},
{
"eventAction": "last changed",
"eventDate": "2013-03-06T14:00:53Z"
}
],
"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.",
"2026-11-03T18:19:38-03:00 - 43.204.219.77"
],
"links": [
{
"value": "https://rdap.registro.br/autnum/52905",
"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.