Prefixes
1 · 2
IPv4 · IPv6
Network
AS399358 · Anthropic, PBC
Anthropic, PBC
Anthropic, PBC announces 1 IPv4 prefix (512 addresses) and 2 IPv6 prefixes from the United States. 100% of them are covered by valid RPKI records.
Address space
512
IPv4 addresses · 2 IPv6 /48s
RPKI
100% valid0 invalid · 0 without a record
Peering
—
Not in PeeringDB
Details
Network
- Name
- Anthropic, PBC
- AddressThe holder's address on file with the registry: where the organization running this network is registered, which can differ from where it operates.
- 548 Market St., PMB 90375, San Francisco, CA, 94104-5401, United States
- Country
- United States
- Registry
- ARIN
- Registered
- Sep 20, 20233 years ago
- Abuse contact
- arin@anthropic.com
Connectivity
Cloudflare Radar- UpstreamsNetworks this one buys transit from.
- Cogent CommunicationsCloudflare
- PeersNetworks it exchanges traffic with directly, without paying either way.
- 0
- CustomersNetworks that buy transit from it.
- 0
Routing security
- ASPAAn RPKI record listing the only networks allowed to be its upstream providers, so routers can reject leaked or forged paths.
- Not published
- RPKI coverageShare of its announcements that a signed record (ROA) authorizes.
- 3 of 3 valid
- IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
- None in 30 days
Largest prefixes
IPv4
1- 160.79.104.0/23RPKI valid
IPv6
2- 2607:6bc0::/48RPKI valid
- 2607:6bc0:11::/48RPKI valid