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
AS275683
AS275683 - A2NET TELECOM Announcing routesAS nameASN275683
OrganisationA2NET TELECOM
CountryBR
Registry (RIR)—
Handle275683
RangeAS275683
Registered17 Mar 2026
Last changed21 Mar 2026
Abuse contact[email protected]
0IPv4 prefixes
7IPv6 prefixes
2Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS263940 | AS263940 - TOP WEB TELECOM LTDA - ME | 273 |
| AS274704 | AS274704 - WFI TELECOM | 96 |
Downstreams
None seen.
IPv6 prefixes (7)
RPKI-validate all prefixes of AS275683
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | A2NET TELECOM | 33025711000170 | BR | |
| administrative | Altamir Hiago | ALHIA3 | [email protected] | BR |
| administrative | Diyerdre gomes santos | DIGSA110 | [email protected] | BR |
| abuse | Altamir Hiago | ALHIA3 | [email protected] | BR |
Raw registry response
{
"objectClassName": "autnum",
"handle": "275683",
"startAutnum": 275683,
"endAutnum": 275683,
"name": "ASN275683",
"type": "DIRECT ALLOCATION",
"country": "BR",
"links": [
{
"value": "https://rdap.registro.br/autnum/275683",
"rel": "self",
"href": "https://rdap.registro.br/autnum/275683",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/275683",
"rel": "related",
"href": "https://rdap.registro.br/ip/2804:985c::/32",
"type": "application/rdap+json"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "33025711000170",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"org"
],
[
"fn",
[],
"text",
"A2NET TELECOM"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"registrant"
],
"publicIds": [
{
"type": "cnpj",
"identifier": "33.025.711/0001-70"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "ALHIA3",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Altamir Hiago"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2019-03-15T23:30:47Z"
},
{
"eventAction": "last changed",
"eventDate": "2024-04-23T03:43:57Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2020-05-06T22:11:35Z"
},
{
"eventAction": "last changed",
"eventDate": "2020-05-26T19:46:54Z"
}
],
"links": [
{
"value": "https://rdap.registro.br/entity/33025711000170",
"rel": "self",
"href": "https://rdap.registro.br/entity/33025711000170",
"type": "application/rdap+json"
}
],
"legalRepresentative": "Altamir Hiago Silva Castro"
},
{
"objectClassName": "entity",
"handle": "DIGSA110",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Diyerdre gomes santos"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
""
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2023-04-13T03:38:26Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-12-31T15:35:52Z"
}
]
},
{
"objectClassName": "entity",
"handle": "ALHIA3",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Altamir Hiago"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2019-03-15T23:30:47Z"
},
{
"eventAction": "last changed",
"eventDate": "2024-04-23T03:43:57Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2026-03-17T10:45:29Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-03-21T16:58:05Z"
}
],
"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.",
"2026-11-06T05:54:35-03:00 - 43.204.219.77"
],
"links": [
{
"value": "https://rdap.registro.br/autnum/275683",
"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.
