Autonomous System
AS6404 — FACTSET - FactSet Research Systems, Inc.(US)
Last fetched
AS6404 is an Autonomous System operated by FACTSET - FactSet Research Systems, Inc. and registered in US. As of Thu, 21 May 2026 06:38:45 GMT, it announces 10 routed IP prefixes and peers with 8 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS6404 announces 10 distinct routed prefixes. The 10-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
8 distinct peers via BGP. The first 8 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS63927 | RISE-HK RISE | HK |
| AS46887 | CROWNCASTLE-AS46887 - Crown Castle Fiber LLC | US |
| AS15830 | EQUINIX | NL |
| AS9304 | HUTCHISON-AS-AP HGC Global Communications Limited | HK |
| AS8220 | COLT COLT Technology Services Group Limited | GB |
| AS6461 | ZAYO-6461 - Zayo Bandwidth | US |
| AS5580 | GTT-ASIA | NL |
MOAS / hijack watch
Prefixes routed by AS6404 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 AS6404 is unique to AS6404 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS6404.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS6404"})-[: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.