Network
AS55 University of Pennsylvania
- Autonomous system number
- AS55
- Registered in
- US
- Registry
- ARIN
- ASN registered
- 1985-12-18
- IPv4 prefixes announced
- 5
- IPv6 prefixes announced
- 1
- Internet exchanges
- 0
- Data centres
- 1
- Internet users (estimate)
- ~3,646
- Company
- University of Pennsylvania - 19,456 employees
Prefix counts from the global routing table as of 2026-10-03. Exchange and data-centre counts are what the network lists in PeeringDB. User estimate by APNIC Labs, 2026-09-30. Company facts from Wikidata. Website: www.upenn.edu
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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