Network
AS1540 Headquarters, USAISC
- Autonomous system number
- AS1540
- Registered in
- US
- Registry
- ARIN
- ASN registered
- 2004-05-12
- IPv4 prefixes announced
- 1,225
- IPv6 prefixes announced
- 48
- Internet exchanges
- Not listed in PeeringDB
- Data centres
- Not listed in PeeringDB
Prefix counts from the global routing table as of 2026-10-11. Not counted: 1 more prefixes this network originates that few routers see, inside address space AS721 announces widely. Exchange and data-centre counts are what the network lists in PeeringDB.
Upstreams and peers, traceroute paths through it, where it hands off to its transit providers, routing history and alerts - free with an account, and queryable from Claude, ChatGPT and other AI agents through the BGPScout MCP server.
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