Autonomous System
AS263099 — AS263099 - STIW Sistema de Telecom. Inf e Wireless LTDA(BR)
Last fetched
AS263099 is an Autonomous System operated by AS263099 - STIW Sistema de Telecom. Inf e Wireless LTDA and registered in BR. As of Sun, 06 Sep 2026 13:30:49 GMT, it announces 20 routed IP prefixes and peers with 22 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS263099 announces 20 distinct routed prefixes. The 20-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 143.137.156.0/24
- 143.137.156.0/23
- 143.137.157.0/24
- 143.137.156.0/22
- 143.137.158.0/24
- 143.137.158.0/23
- 143.137.159.0/24
- 186.225.176.0/23
- 186.225.177.0/24
- 186.225.178.0/24
- 186.225.178.0/23
- 186.225.179.0/24
- 186.225.176.0/21
- 186.225.180.0/24
- 186.225.180.0/23
- 186.225.181.0/24
- 186.225.182.0/24
- 186.225.182.0/23
- 186.225.183.0/24
- 2804:98c::/32
Peering ecosystem
22 distinct peers via BGP. The first 22 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS22381 | AS22381 - SAMM TECNOLOGIA E TELECOMUNICACOES S.A | BR |
| AS23106 | AS23106 - AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT | BR |
| AS24482 | SGGS-AS-AP - SG.GS | SG |
| AS263402 | AS263402 - INFORMATICA.COM LTDA | BR |
| AS263530 | AS263530 - MICROSOL INFORMATICA LTDA - ME | BR |
| AS263903 | AS263903 - INFORBARRA TELECOM | BR |
| AS264598 | AS264598 - DELTA TELECOM | BR |
| AS265448 | AS265448 - NETWORK INFORMATICA LTDA. - ME | BR |
| AS266575 | AS266575 - ISOLTEC TELECOM LTDA - ME | BR |
| AS268050 | AS268050 - SUPRINET SOLUCOES EM INTERNET LTDA | BR |
| AS268896 | AS268896 - IBR Informatica Ltda | BR |
| AS269096 | AS269096 - N&K TECNOLOGIA LTDA | BR |
| AS269189 | AS269189 - JVX TELECOM INTERNET E SERVICOS LTDA - ME | BR |
| AS269353 | AS269353 - VOLAREHOST INTERNET LTDA ME | BR |
| AS270736 | AS270736 - MASTERNET TELECOMUNICACAO LTDA | BR |
| AS272265 | AS272265 - GRX BRASIL TELECOM LTDA | BR |
| AS35280 | F5 - F5 Networks SARL | FR |
| AS37721 | Virtual Technologies & Solutions - Virtual Technologies & Solutions | BF |
| AS52917 | AS52917 - SPACE NET SERV. DE TELECOMUNICACAO EM INF. LTDA-ME | BR |
| AS52923 | AS52923 - Netcar Internet Telec Info e Tecnologia LTDA | BR |
| AS53181 | AS53181 - Avanca Telecom e Servicos LTDA | BR |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
Blast radius
Count of dependent hostnames if AS263099 disappeared from the routing table.
12 hostnames depend on this network.Exact count across all 20 announced prefixes. Snapshot Thu, 16 Jul 2026 14:00:58 GMT.
MOAS / hijack watch
Prefixes routed by AS263099 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 AS263099 is unique to AS263099 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS263099.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS263099"})-[: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.