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Autonomous System

AS19244Telmex USA(AR)

Last fetched

AS19244 is an Autonomous System operated by Telmex USA and registered in AR. As of Thu, 21 May 2026 10:23:47 GMT, it announces 11 routed IP prefixes and peers with 2 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS19244Routing diversity5.4/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/19244

Routing footprint

AS19244 announces 11 distinct routed prefixes. The 10-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
AS7018ATT-INTERNET4 - AT&T Enterprises, LLCUS
AS396966CESL-21-ASN-396966 - Claro Enterprise Solutions, LLCUS

Blast radius

Approximate count of dependent hostnames if AS19244 disappeared from the routing table.

~20 hostnames depend on this network.Sampled from 10 prefixes, snapshot Thu, 21 May 2026 10:23:47 GMT.

MOAS / hijack watch

Prefixes routed by AS19244 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 AS19244 is unique to AS19244 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS19244.

Cypher and MCP

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

MATCH (a:ASN {name: "AS19244"})-[: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.