Autonomous System

AS205100 — F3NETZE(DE)

Last fetched Thu, 21 May 2026 06:20:59 GMT

AS205100 is an Autonomous System operated by F3NETZE and registered in DE. As of Thu, 21 May 2026 06:20:59 GMT, it announces 7 routed IP prefixes and peers with 4 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS205100 announces 7 distinct routed prefixes. The 7-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

4 distinct peers via BGP. The first 4 are listed below.

Peer ASN	Operator	Country
AS12337	NORIS-NETWORK IT Service Provider located in Nuernberg, Germany	DE
AS47526	HANDILY-NETWORKS handily networks	DE
AS47147	AS-ANX ANEXIA Internetdienstleistungs GmbH	AT
AS41047	NL-MLAB MLAB Open Source Community	NL

Blast radius

Approximate count of dependent hostnames if AS205100 disappeared from the routing table.

~169 hostnames depend on this network.Sampled from 10 prefixes, snapshot Thu, 21 May 2026 06:20:59 GMT.

MOAS / hijack watch

Prefixes routed by AS205100 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 AS205100 is unique to AS205100 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS205100.

Cypher and MCP

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

MATCH (a:ASN {name: "AS205100"})-[: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.