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Autonomous System

AS40443NRTC-CA - NRTC Communications(US)

Last fetched

AS40443 is an Autonomous System operated by NRTC-CA - NRTC Communications and registered in US. As of Wed, 20 May 2026 23:34:37 GMT, it announces 24 routed IP prefixes and peers with 4 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS40443Routing diversity7.0/10Peering density2.8/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/40443

Routing footprint

AS40443 announces 24 distinct routed prefixes. The 24-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
AS174COGENT-174 - Cogent Communications, LLCUS
AS394493KGS-AS-ID PT Kreatif Global SolusindoUS
AS6461ZAYO-6461 - Zayo BandwidthUS
AS3356LEVEL3 - Level 3 Parent, LLCUS

Blast radius

Approximate count of dependent hostnames if AS40443 disappeared from the routing table.

~1,812 hostnames depend on this network.Sampled from 10 prefixes, snapshot Wed, 20 May 2026 23:34:37 GMT.

MOAS / hijack watch

Prefixes routed by AS40443 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 AS40443 is unique to AS40443 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS40443.

Cypher and MCP

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

MATCH (a:ASN {name: "AS40443"})-[: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.