Autonomous System

AS61721 — AS61721 - PETROLEO BRASILEIRO S.A. - PETROBRAS(BR)

Last fetched Sun, 06 Sep 2026 19:26:58 GMT

AS61721 is an Autonomous System operated by AS61721 - PETROLEO BRASILEIRO S.A. - PETROBRAS and registered in BR. As of Sun, 06 Sep 2026 19:26:58 GMT, it announces 2 routed IP prefixes and peers with 1 other Autonomous System in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS61721 announces 2 distinct routed prefixes. The 2-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

1 distinct peers via BGP. The first 1 are listed below.

Peer ASN	Operator	Country
AS23074	AS23074 - PETROLEO BRASILEIRO S.A. - PETROBRAS	BR

Blast radius

Count of dependent hostnames if AS61721 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 AS61721 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 AS61721 is unique to AS61721 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS61721.

Cypher and MCP

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

MATCH (a:ASN {name: "AS61721"})-[: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.