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Autonomous System

AS42433MIMECAST-UK(NL)

Last fetched

AS42433 is an Autonomous System operated by MIMECAST-UK and registered in NL. As of Wed, 20 May 2026 21:58:49 GMT, it announces 5 routed IP prefixes and peers with 4 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS42433Routing diversity3.9/10Peering density2.8/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/42433

Routing footprint

AS42433 announces 5 distinct routed prefixes. The 5-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 ASNOperatorCountry
AS8455ATOM86-AS ATOM86NL
AS211745IQOPTION-AMSNL
AS13335CLOUDFLARENET - Cloudflare, Inc.US
AS13237LAMBDANET-AS European Backbone of AS13237DE

Blast radius

Approximate count of dependent hostnames if AS42433 disappeared from the routing table.

~1,833 hostnames depend on this network.Sampled from 10 prefixes, snapshot Wed, 20 May 2026 21:58:49 GMT.

MOAS / hijack watch

Prefixes routed by AS42433 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 AS42433 is unique to AS42433 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS42433.

Cypher and MCP

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

MATCH (a:ASN {name: "AS42433"})-[: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.