Autonomous System
AS53237 — TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS(BR)
Last fetched
AS53237 is an Autonomous System operated by TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS and registered in BR. As of Thu, 21 May 2026 15:11:41 GMT, it announces 55 routed IP prefixes and peers with 27 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS53237 announces 55 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 177.14.64.0/20
- 177.14.64.0/19
- 177.14.80.0/20
- 177.14.96.0/20
- 177.14.96.0/19
- 177.14.128.0/20
- 177.14.128.0/19
- 177.14.160.0/20
- 177.14.160.0/19
- 177.14.176.0/20
- 177.14.192.0/20
- 177.14.192.0/19
- 177.14.208.0/20
- 177.14.224.0/20
- 177.14.224.0/19
- 177.14.240.0/20
- 177.15.0.0/20
- 177.15.0.0/19
- 177.15.16.0/20
- 177.15.32.0/19
- 177.15.48.0/20
- 177.15.64.0/20
- 177.15.64.0/19
- 177.15.80.0/20
- 177.15.96.0/20
Peering ecosystem
27 distinct peers via BGP. The first 27 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS273370 | INFO JR TELECOM SERVICOS DE COMUNICACAO LTDA | BR |
| AS270740 | EASYTECH TECNOLOGIA DA INFORMACAO LTDA | BR |
| AS268473 | LinkSul internet | BR |
| AS267247 | MINISTERIO DO MEIO AMBIENTE | BR |
| AS266040 | EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA | BR |
| AS266031 | PRESIDENCIA DA REPUBLICA | BR |
| AS264080 | MINISTERIO DE MINAS E ENERGIA | BR |
| AS264022 | REDE CONEXAONET | BR |
| AS263056 | INDNET TELECOMUNICACOES LTDA | BR |
| AS262486 | PRODAM Processamento de Dados Amazonas S.A | BR |
| AS61832 | DB3 SERVICOS DE TELECOMUNICACOES S.A | BR |
| AS53016 | PRODEPA - Emp Tec da Inf e Com do Estado do Para | BR |
| AS52956 | Speed Travel Comunicacao Multimidia Ltda - ME | BR |
| AS52468 | UFINET PANAMA S.A. | PA |
| AS40311 | VIASAT-3 - ViaSat,Inc. | US |
| AS37721 | Virtual-Technologies-Solutions-SA | BF |
| AS35280 | F5 | FR |
| AS28616 | Emp. de Informatica e Informacao do Mun. BHSA | BR |
| AS28598 | DB3 SERVICOS DE TELECOMUNICACOES S.A | BR |
| AS28329 | Megatelecom Telecomunicacoes Ltda | BR |
| AS28178 | Networld Provedor e Servicos de Internet Ltda | BR |
| AS26218 | EMP. DE TEC. E INF. DA PREVIDENCIA - DATAPREV | BR |
| AS24482 | SGGS-AS-AP SG.GS | SG |
| AS22055 | Banco Central do Brasil | BR |
| AS12956 | TELXIUS TELXIUS Cable | ES |
| AS7713 | TELKOMNET-AS-AP PT Telekomunikasi Indonesia | ID |
Blast radius
Approximate count of dependent hostnames if AS53237 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
MOAS / hijack watch
Prefixes routed by AS53237 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS53237 is unique to AS53237 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS53237.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS53237"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.