169.228.0.0/16
🇺🇸CIDR
169.228.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
San Diego (Torrey Pines)
RIR
ARIN
Status
allocated
Allocated
8/4/1995
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 169.228.0.0/16 | AS7377UCSD - University of California, San Diego | Valid | ARINRADB | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 169.228.130.0/23 | AS26397OPTIPUTER - The Regents of the University of California - University of California, San Diego. | Valid | — | 5/31/2026 |
| 169.228.132.0/24 | AS26397OPTIPUTER - The Regents of the University of California - University of California, San Diego. | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/169.228.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/169.228.0.0/16" | jq
External Links