Autonomous System
AS28158 — Ampernet Telecomunicacoes Ltda(BR)
Last fetched
AS28158 is an Autonomous System operated by Ampernet Telecomunicacoes Ltda and registered in BR. As of Fri, 22 May 2026 15:47:31 GMT, it announces 73 routed IP prefixes and peers with 39 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS28158 announces 73 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 45.161.202.0/24
- 45.189.16.0/24
- 45.189.16.0/23
- 45.237.159.0/24
- 45.237.160.0/22
- 45.237.164.0/24
- 138.59.68.0/22
- 138.59.72.0/22
- 170.79.189.0/24
- 170.79.188.0/22
- 170.79.190.0/23
- 170.79.191.0/24
- 170.81.0.0/22
- 170.81.2.0/24
- 170.81.2.0/23
- 170.238.244.0/22
- 170.238.248.0/22
- 177.11.152.0/21
- 177.86.219.0/24
- 177.86.216.0/21
- 177.86.220.0/24
- 177.86.220.0/23
- 177.86.221.0/24
- 177.86.220.0/22
- 177.86.222.0/24
Peering ecosystem
39 distinct peers via BGP. The first 39 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, LLC | US |
| AS274463 | MEDIATELCO | BR |
| AS270517 | BMW-AG-AS-AP BMW AG Bayerische Motoren Werke Aktiengesellschaft | BR |
| AS270491 | SIVAINFO-AS-IN Sivaan Infocom Pvt Ltd | BR |
| AS270469 | J R S PINHEIRO INFORMATICA | BR |
| AS269794 | TRANSPORTE DE DATOS INTERKING, C.A. | PY |
| AS269783 | VICK-ASN-01 - Vickohm | PY |
| AS269141 | ROCKETNET | BR |
| AS268736 | MESSAGEBIRD | BR |
| AS268411 | DOT-AS-AP Department of Tourism | BR |
| AS267208 | Infoturbo Telecom LTDA | BR |
| AS266694 | IDNIC-DCI-AS-ID PT DCI Indonesia | PY |
| AS266203 | AJIB | BR |
| AS265759 | BGCHITALE-AS-IN B G CHITALE | PY |
| AS265189 | IRIDIUM-RUSSIA-AS | BR |
| AS264428 | KGNET kgzxnet | BR |
| AS264413 | VEZA-ICT | BR |
| AS264334 | BACKBONE-HSNETWORK HS networkBeijing Telecommunication Co., Ltd | BR |
| AS264321 | VISIONAREHOST | BR |
| AS264285 | PAINA PAINA Information Development | BR |
| AS264232 | PHYSTRAX-NETWORK | BR |
| AS263444 | WILLIAM-HILL-01 - William Hill | BR |
| AS263303 | Trevo Tecnologia da Informacao LTDA | BR |
| AS262911 | BEACON-AS-AP BEACON PHARMACEUTICALS PLC | BR |
| AS262841 | PIT | BR |
| AS262657 | COOPPANK | BR |
| AS262280 | DE-GOV-ST | BR |
| AS61819 | Halley Telecom Comercio & Servico Ltda | BR |
| AS61717 | UP Brasil Administracao e Servicos Ltda | BR |
| AS52724 | Paranhananet Ltda. | BR |
| AS52591 | MULTLINK TELECOM | BR |
| AS52570 | Tribunal Regional do Trabalho da 2a Regiao | BR |
| AS37721 | Alsatia-AS | BF |
| AS35280 | SPRINTHOST | FR |
| AS24482 | SGGS-AS-AP SG.GS | SG |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS6453 | AS6453 - TATA COMMUNICATIONS AMERICA INC | US |
| AS3549 | LVLT-3549 - Level 3 Parent, LLC | US |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
Blast radius
Count of dependent hostnames if AS28158 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 AS28158 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 AS28158 is unique to AS28158 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS28158.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS28158"})-[: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.