Autonomous System
AS27621 — AMERICAN-COMPUTER-ASSOCIATES-SCHUYL-INC - AMERICAN COMPUTER ASSOCIATES(US)
Last fetched
AS27621 is an Autonomous System operated by AMERICAN-COMPUTER-ASSOCIATES-SCHUYL-INC - AMERICAN COMPUTER ASSOCIATES and registered in US. As of Sun, 06 Sep 2026 19:26:54 GMT, it announces 8 routed IP prefixes and peers with 2 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS27621 announces 8 distinct routed prefixes. The 8-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.
Blast radius
Count of dependent hostnames if AS27621 disappeared from the routing table.
226 hostnames depend on this network.Exact count across all 8 announced prefixes. Snapshot Sat, 25 Jul 2026 02:00:54 GMT.
MOAS / hijack watch
Prefixes routed by AS27621 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 AS27621 is unique to AS27621 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS27621.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS27621"})-[: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.