Autonomous System
AS1640 — TGTEL - Thacker-Grigsby Communications(US)
Last fetched
AS1640 is an Autonomous System operated by TGTEL - Thacker-Grigsby Communications and registered in US. As of Thu, 21 May 2026 15:12:42 GMT, it announces 18 routed IP prefixes and peers with 3 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS1640 announces 18 distinct routed prefixes. The 18-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
3 distinct peers via BGP. The first 3 are listed below.
Blast radius
Approximate count of dependent hostnames if AS1640 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 AS1640 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 AS1640 is unique to AS1640 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS1640.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS1640"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.