Autonomous System

AS51139 — JN-AS(IT)

Last fetched Wed, 20 May 2026 21:51:56 GMT

AS51139 is an Autonomous System operated by JN-AS and registered in IT. As of Wed, 20 May 2026 21:51:56 GMT, it announces 2 routed IP prefixes and peers with 1 other Autonomous System in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS51139 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
AS1267	ASN-WINDTRE IUNET	IT

Blast radius

Approximate count of dependent hostnames if AS51139 disappeared from the routing table.

~415 hostnames depend on this network.Sampled from 10 prefixes, snapshot Wed, 20 May 2026 21:51:56 GMT.

MOAS / hijack watch

Prefixes routed by AS51139 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 AS51139 is unique to AS51139 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS51139.

Cypher and MCP

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

MATCH (a:ASN {name: "AS51139"})-[: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.