Autonomous System

AS266309 — AS266309 - TOP NET LTDA(BR)

Last fetched Sun, 06 Sep 2026 17:20:45 GMT

AS266309 is an Autonomous System operated by AS266309 - TOP NET LTDA and registered in BR. As of Sun, 06 Sep 2026 17:20:45 GMT, it announces 4 routed IP prefixes and peers with 2 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS266309 announces 4 distinct routed prefixes. The 4-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

2 distinct peers via BGP. The first 2 are listed below.

Peer ASN	Operator	Country
AS274572	AS274572 - ACTIVENET TELECOM SERVICOS MULTIMIDIA LTDA	BR
AS28126	AS28126 - BRISANET SERVICOS DE TELECOMUNICACOES S.A	BR

Blast radius

Count of dependent hostnames if AS266309 disappeared from the routing table.

8 hostnames depend on this network.Exact count across all 4 announced prefixes. Snapshot Sun, 19 Jul 2026 00:00:33 GMT.

MOAS / hijack watch

Prefixes routed by AS266309 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 AS266309 is unique to AS266309 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS266309.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS266309"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.