2607:fcf0:100::/40
🇺🇸CIDR
2607:fcf0:100::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇺🇸 United States
City
San Jose (Tasman and Zanker)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2607:fcf0:100::/40 | AS13445WEBEX - Cisco Webex LLC | Valid | RADB | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2607:fcf0::/32 | AS13445WEBEX - Cisco Webex LLC | No ROA | — | 5/31/2026 |
Origin ASN
AS13445
WEBEX - Cisco Webex LLC
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Jose (Tasman and Zanker)
Coordinates37.4084, -121.9540 ↗
API
Open https://api.ipctl.io/v1/prefix/2607:fcf0:100::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2607:fcf0:100::/40" | jq
External Links