Network
AS19281 Quad9
- Autonomous system number
- AS19281
- Registered in
- US
- Registry
- ARIN
- ASN registered
- 2017-09-13
- IPv4 prefixes announced
- 5
- IPv6 prefixes announced
- 1
- Internet exchanges
- 0
- Data centres
- 0
- Company
- Quad9
Prefix counts from the global routing table as of 2026-10-03. Not counted: 1 more prefixes this network originates that few routers see, inside address space AS1930 announces widely. Exchange and data-centre counts are what the network lists in PeeringDB. Company facts from Wikidata. Website: www.quad9.net
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.
Open the full network page