Autonomous System
AS4040 — KORNET-PS-AS-KR Korea Telecom(KR)
Last fetched
AS4040 is an Autonomous System operated by KORNET-PS-AS-KR Korea Telecom and registered in KR. As of Wed, 20 May 2026 21:54:06 GMT, it announces 1 routed IP prefix and peers with 2 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS4040 announces 1 distinct routed prefix. The 1-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 AS4040 disappeared from the routing table.
No dependent hostnames recorded for this network.Snapshot Wed, 20 May 2026 21:54:06 GMT.
MOAS / hijack watch
Prefixes routed by AS4040 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 AS4040 is unique to AS4040 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS4040.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS4040"})-[: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.