Autonomous System
AS23381 — TRAVELERS - Travelers Property Casualty Corp.(US)
Last fetched
AS23381 is an Autonomous System operated by TRAVELERS - Travelers Property Casualty Corp. and registered in US. As of Thu, 21 May 2026 15:44:06 GMT, it announces 19 routed IP prefixes and peers with 2 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS23381 announces 19 distinct routed prefixes. The 19-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.
Blast radius
Approximate count of dependent hostnames if AS23381 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 AS23381 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 AS23381 is unique to AS23381 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS23381.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS23381"})-[: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.