AS3303 Swisscom (Schweiz) AG
- Autonomous system number
- AS3303
- Registered in
- CH
- Registry
- RIPE
- ASN registered
- 1994-10-28
- IPv4 prefixes announced
- 310
- IPv6 prefixes announced
- 41
- Internet exchanges
- 64
- Data centres
- 31
- Internet users (estimate)
- ~4,027,249
- Company
- Swisscom - 21,125 employees
Prefix counts from the global routing table as of 2026-10-11. Exchange and data-centre counts are what the network lists in PeeringDB. User estimate by APNIC Labs, 2026-10-06. Company facts from Wikidata. This network participates in MANRS. Website: www.swisscom.com
Cloud peering programs
Azure ExpressRoute connectivity provider: Microsoft lists Swisscom (Connectivity provider) - expressroute peering locations: GVA, ZRH. Checked 2026-10-08.
Source: ExpressRoute peering locations and connectivity partners, Microsoft Learn, licensed CC BY 4.0. Reformatted by BGPScout; the network and facility matches are ours.
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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