Skip to content

Autonomous System

AS39875 — W3Z(GB)

Last fetched

AS39875 is an Autonomous System operated by W3Z and registered in GB. As of Thu, 21 May 2026 19:29:20 GMT, it announces 2 routed IP prefixes and peers with 3 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS39875Routing diversity2.4/10Peering density2.4/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/39875

Routing footprint

AS39875 announces 2 distinct routed prefixes. The 2-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

3 distinct peers via BGP. The first 3 are listed below.

Peer ASNOperatorCountry
AS174COGENT-174 - Cogent Communications, LLCUS
AS34549MEER-AS meerfarbig GmbH & Co. KGDE
AS3216SOVAM-ASRU

Blast radius

Approximate count of dependent hostnames if AS39875 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 AS39875 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 AS39875 is unique to AS39875 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS39875.

Cypher and MCP

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

MATCH (a:ASN {name: "AS39875"})-[: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.