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Autonomous System

AS51561 — AS-ICUK - ICUK Computing Services Limited(GB)

Last fetched

AS51561 is an Autonomous System operated by AS-ICUK - ICUK Computing Services Limited and registered in GB. As of Sun, 06 Sep 2026 13:21:24 GMT, it announces 71 routed IP prefixes and peers with 20 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS51561Routing diversity9.3/10Peering density5.3/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/51561

Routing footprint

AS51561 announces 71 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

20 distinct peers via BGP. The first 20 are listed below.

Peer ASNOperatorCountry
AS12779ITGATE - IT.Gate S.p.A.IT
AS13335CLOUDFLARENET - Cloudflare, Inc.US
AS174COGENT-174 - Cogent Communications, LLCUS
AS17639CONVERGE-AS - Converge ICT Solutions Inc.PH
AS199204WebMate - Webmate Internet Services Ltd.GB
AS201060snetterton - SNETTERTON TELECOM LIMITEDGB
AS213241TECHIT - TECHIT.BE SRLBE
AS24482SGGS-AS-AP - SG.GSSG
AS25091IP-Max - IP-Max SACH
AS29075IELO - IELO-LIAZO SERVICES SASFR
AS2914NTT-DATA-2914 - NTT America, Inc.US
AS3216SOVAM-AS - PJSC "Vimpelcom"RU
AS3356LEVEL3 - Level 3 Parent, LLCUS
AS34549MEER-AS - meerfarbig GmbH & Co. KGDE
AS48362TKSWF-AS - Stadtwerke FeldkirchAT
AS50304BLIX - Blix Solutions ASNO
AS6939HURRICANE - Hurricane Electric LLCUS
AS7575AARNET-AS-AP - Australian Academic and Research Network (AARNet)AU
AS8218NEO-ASN - Zayo Infrastructure France SAFR
AS9002RETN-AS - RETN LimitedGB

Blast radius

Count of dependent hostnames if AS51561 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 AS51561 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 AS51561 is unique to AS51561 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS51561.

Cypher and MCP

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

MATCH (a:ASN {name: "AS51561"})-[: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.