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Autonomous System

AS399307STERLING-MA - Town of Sterling(US)

Last fetched

AS399307 is an Autonomous System operated by STERLING-MA - Town of Sterling and registered in US. As of Thu, 21 May 2026 06:32:15 GMT, it announces 3 routed IP prefixes and peers with 2 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS399307Routing diversity3.0/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/399307

Routing footprint

AS399307 announces 3 distinct routed prefixes. The 3-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

2 distinct peers via BGP. The first 2 are listed below.

Peer ASNOperatorCountry
AS174COGENT-174 - Cogent Communications, LLCUS
AS26292ASN-SHREWS - Shrewsbury Electric and Cable OperationsUS

Blast radius

Approximate count of dependent hostnames if AS399307 disappeared from the routing table.

~126 hostnames depend on this network.Sampled from 10 prefixes, snapshot Thu, 21 May 2026 06:32:15 GMT.

MOAS / hijack watch

Prefixes routed by AS399307 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 AS399307 is unique to AS399307 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS399307.

Cypher and MCP

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

MATCH (a:ASN {name: "AS399307"})-[: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.