Autonomous System

AS25 — UCB - University of California at Berkeley(US)

Last fetched Tue, 25 Aug 2026 22:37:09 GMT

AS25 is an Autonomous System operated by UCB - University of California at Berkeley and registered in US. As of Tue, 25 Aug 2026 22:37:09 GMT, it announces 15 routed IP prefixes and peers with 0 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS25 announces 15 distinct routed prefixes. The 15-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

0 distinct peers via BGP. The first 0 are listed below.

AS25 has no observed peering relationships in the current snapshot.

Blast radius

Count of dependent hostnames if AS25 disappeared from the routing table.

35,391 hostnames depend on this network.Exact count across all 15 announced prefixes. Snapshot Wed, 15 Jul 2026 05:00:49 GMT.

MOAS / hijack watch

Prefixes routed by AS25 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 AS25 is unique to AS25 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS25.

Cypher and MCP

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

MATCH (a:ASN {name: "AS25"})-[: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.