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
AS270928
AS270928 - Linked Web Announcing routesAS nameASN270928
OrganisationLinked Web
CountryBR
Registry (RIR)—
Handle270928
RangeAS270928
Registered10 Jul 2020
Last changed25 Nov 2025
Abuse contact[email protected]
2IPv4 prefixes
1IPv6 prefixes
7Upstreams
2Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS271215 | AS271215 - 4CJ SERVICOS E TELECOMUNICACOES LTDA | 564 |
| AS6939 | HURRICANE - Hurricane Electric LLC | 441 |
| AS268331 | AS268331 - LINK BARATO.COM TELECOMUNICACOES EIRELI | 223 |
| AS272213 | AS272213 - POUPA NET TELECOM LTDA | 116 |
| AS265038 | AS265038 - TELFO SERVICO DE TELECOMUNICACOES LTDA | 27 |
| AS6057 | AS6057 - Administracion Nacional de Telecomunicaciones | 4 |
| AS7195 | AS7195 - EDGEUNO S.A.S | 2 |
IPv4 prefixes (2)
IPv6 prefixes (1)
RPKI-validate all prefixes of AS270928
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Linked Web | 22725821000128 | BR | |
| administrative | ALEX BRENO RODRIGUES DA SILVA | ABRSI40 | [email protected] | BR |
| administrative, abuse | ALEX BRENO RODRIGUES DA SILVA | ABRSI40 | [email protected] | BR |
Raw registry response
{
"objectClassName": "autnum",
"handle": "270928",
"startAutnum": 270928,
"endAutnum": 270928,
"name": "ASN270928",
"type": "DIRECT ALLOCATION",
"country": "BR",
"links": [
{
"value": "https://rdap.registro.br/autnum/270928",
"rel": "self",
"href": "https://rdap.registro.br/autnum/270928",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/270928",
"rel": "related",
"href": "https://rdap.registro.br/ip/190.123.2.0/23",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/270928",
"rel": "related",
"href": "https://rdap.registro.br/ip/2804:73a4::/32",
"type": "application/rdap+json"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "22725821000128",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"org"
],
[
"fn",
[],
"text",
"Linked Web"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"registrant"
],
"publicIds": [
{
"type": "cnpj",
"identifier": "22.725.821/0001-28"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "ABRSI40",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"ALEX BRENO RODRIGUES DA SILVA"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2016-10-26T05:21:51Z"
},
{
"eventAction": "last changed",
"eventDate": "2023-04-20T13:59:21Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2016-11-17T12:54:21Z"
},
{
"eventAction": "last changed",
"eventDate": "2022-08-11T14:34:39Z"
}
],
"links": [
{
"value": "https://rdap.registro.br/entity/22725821000128",
"rel": "self",
"href": "https://rdap.registro.br/entity/22725821000128",
"type": "application/rdap+json"
}
],
"legalRepresentative": "Linked Web Servicos de Telecomunicacoes"
},
{
"objectClassName": "entity",
"handle": "ABRSI40",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"ALEX BRENO RODRIGUES DA SILVA"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative",
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2016-10-26T05:21:51Z"
},
{
"eventAction": "last changed",
"eventDate": "2023-04-20T13:59:21Z"
}
]
}
],
"nicbr_routingPolicy": [
{
"nicbr_autnum": 270928,
"nicbr_traffic": 6939,
"nicbr_cost": 100,
"nicbr_policy": "ANY"
},
{
"nicbr_autnum": 270928,
"nicbr_traffic": 272213,
"nicbr_cost": 100,
"nicbr_policy": "ANY"
},
{
"nicbr_autnum": 270928,
"nicbr_traffic": 271215,
"nicbr_cost": 100,
"nicbr_policy": "ANY"
},
{
"nicbr_autnum": 270928,
"nicbr_traffic": 6939,
"nicbr_cost": -1,
"nicbr_policy": "ANY"
},
{
"nicbr_autnum": 270928,
"nicbr_traffic": 272213,
"nicbr_cost": -1,
"nicbr_policy": "ANY"
},
{
"nicbr_autnum": 270928,
"nicbr_traffic": 271215,
"nicbr_cost": -1,
"nicbr_policy": "ANY"
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2020-07-10T09:38:32Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-11-25T06:37:29Z"
}
],
"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.",
"2026-11-05T18:41:54-03:00 - 43.204.219.77"
],
"links": [
{
"value": "https://rdap.registro.br/autnum/270928",
"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.