208.123.64.0/19
🇺🇸CIDR
208.123.64.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Boulder (Central Boulder)
RIR
ARIN
Status
allocated
Allocated
6/2/2006
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 208.123.64.0/19 | AS27325DATABANK-ZCOLO - zColo | No ROA | RADB | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 208.123.73.0/24 | AS30312NETGATE - Netgate | No ROA | — | 5/31/2026 |
Origin ASN
AS27325
DATABANK-ZCOLO - zColo
Geolocation
API
Open https://api.ipctl.io/v1/prefix/208.123.64.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/208.123.64.0/19" | jq
External Links