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
AS28136
AS28136 - SPACnet - Projetos Avancados em Computacao Announcing routesAS nameASN28136
OrganisationSPACnet - Projetos Avançados em Computação
CountryBR
Registry (RIR)—
Handle28136
RangeAS28136
Registered06 Mar 2009
Last changed06 Mar 2013
Abuse contact[email protected]
11IPv4 prefixes
4IPv6 prefixes
11Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS272734 | AS272734 - Elo Solucoes | 553 |
| AS262403 | AS262403 - Net Way Telecom LTDA ME | 459 |
| AS16735 | AS16735 - ALGAR TELECOM S/A | 455 |
| AS273487 | AS273487 - TARVOS FIBRAS | 289 |
| AS262755 | AS262755 - AONET SERVICOS DE COMUNICACAO LTDA | 288 |
| AS272551 | AS272551 - Acenet Solucoes de Rede e Internet LTDA - ME | 285 |
| AS274717 | AS274717 - R NONATO SANTOS FREITAS INFORMATICA | 269 |
| AS53158 | AS53158 - Net Turbo Telecom | 261 |
| AS266181 | AS266181 - GOLDEN LINK | 252 |
| AS273683 | AS273683 - ALLREDE TELECOM LTDA | 238 |
| AS267256 | AS267256 - ONETIS TECNOLOGIA LTDA | 212 |
Downstreams
None seen.
IPv4 prefixes (11)
IPv6 prefixes (4)
RPKI-validate all prefixes of AS28136
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | SPACnet - Projetos Avançados em Computação | 00595205000167 | BR | |
| administrative | Moacyr Francischetti Corrêa | MFC2 | [email protected] | BR |
| administrative, abuse | Moacyr Francischetti Corrêa | MFC2 | [email protected] | BR |
Raw registry response
{
"objectClassName": "autnum",
"handle": "28136",
"startAutnum": 28136,
"endAutnum": 28136,
"name": "ASN28136",
"type": "DIRECT ALLOCATION",
"country": "BR",
"links": [
{
"value": "https://rdap.registro.br/autnum/28136",
"rel": "self",
"href": "https://rdap.registro.br/autnum/28136",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/28136",
"rel": "related",
"href": "https://rdap.registro.br/ip/187.45.128.0/20",
"type": "application/rdap+json"
},
{
"value": "https://rdap.registro.br/autnum/28136",
"rel": "related",
"href": "https://rdap.registro.br/ip/2804:704::/32",
"type": "application/rdap+json"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "00595205000167",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"org"
],
[
"fn",
[],
"text",
"SPACnet - Projetos Avançados em Computação"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"registrant"
],
"publicIds": [
{
"type": "cnpj",
"identifier": "00.595.205/0001-67"
}
],
"entities": [
{
"objectClassName": "entity",
"handle": "MFC2",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Moacyr Francischetti Corrêa"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "1997-12-30T12:00:00Z"
},
{
"eventAction": "last changed",
"eventDate": "2024-05-14T11:38:37Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "1998-01-06T12:00:00Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-10-25T15:18:07Z"
}
],
"links": [
{
"value": "https://rdap.registro.br/entity/00595205000167",
"rel": "self",
"href": "https://rdap.registro.br/entity/00595205000167",
"type": "application/rdap+json"
}
],
"legalRepresentative": "Moacyr Francischetti Corrêa"
},
{
"objectClassName": "entity",
"handle": "MFC2",
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"kind",
[],
"text",
"individual"
],
[
"fn",
[],
"text",
"Moacyr Francischetti Corrêa"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"lang",
[],
"language-tag",
"pt"
],
[
"adr",
[],
"text",
[
"",
"",
"",
"",
"",
"",
"BR"
]
]
]
],
"roles": [
"administrative",
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "1997-12-30T12:00:00Z"
},
{
"eventAction": "last changed",
"eventDate": "2024-05-14T11:38:37Z"
}
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2009-03-05T19:15:52Z"
},
{
"eventAction": "last changed",
"eventDate": "2013-03-06T14:00:51Z"
}
],
"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.",
"2026-11-03T18:19:06-03:00 - 43.204.219.77"
],
"links": [
{
"value": "https://rdap.registro.br/autnum/28136",
"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.