147.144.0.0/15
🇺🇸IPv4RIPEassignedNo ROA
CIDR
147.144.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
San Francisco (Sunnyside)
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 147.144.0.0/16 | AS2152CENIC-2152 - CENIC | No ROA | — | 6/13/2026 |
| 147.145.0.0/16 | AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | Valid | — | 6/13/2026 |
| 147.144.0.0/17 | AS2152CENIC-2152 - CENIC | No ROA | — | 6/13/2026 |
| 147.144.128.0/17 | AS2152CENIC-2152 - CENIC | No ROA | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 147.144.0.0/16 | AS2152 | 🇺🇸US | allocated |
| 147.145.0.0/16 | AS8075 | 🇸🇬SG | allocated |
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Francisco (Sunnyside)
Coordinates37.7257, -122.4510 ↗
API
Open https://api.ipctl.io/v1/prefix/147.144.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/147.144.0.0/15" | jq
External Links