137.83.88.0/21
🇺🇸IPv4RIPEassignedNo ROA
CIDR
137.83.88.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
San Francisco (Financial District)
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
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.83.92.0/23 | AS15131DATASERV - DATASERV | No ROA | — | 6/13/2026 |
| 137.83.94.0/23 | AS62887WHITESKY-COMMUNICATIONS - WhiteSky Communications, LLC. | No ROA | — | 6/13/2026 |
| 137.83.89.0/24 | AS11976FIDN - Fidelity Communication International Inc. | No ROA | — | 6/13/2026 |
| 137.83.92.0/24 | AS15131DATASERV - DATASERV | No ROA | — | 6/13/2026 |
| 137.83.93.0/24 | AS15131DATASERV - DATASERV | No ROA | — | 6/13/2026 |
| 137.83.91.0/24 | AS19186GMCHOSTING-01 - GMCHOSTING LLC | Valid | — | 6/13/2026 |
| 137.83.90.0/24 | AS32473EHTEL - Eh!Tel Networks Inc. | Valid | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 137.83.94.0/23 | AS62887 | 🇺🇸US | allocated |
| 137.83.92.0/23 | AS15131 | 🇺🇸US | allocated |
| 137.83.88.0/24 | 🇺🇸US | allocated | |
| 137.83.90.0/24 | AS32473 | 🇨🇦CA | allocated |
| 137.83.89.0/24 | AS11976 | 🇺🇸US | allocated |
| 137.83.91.0/24 | AS19186 | 🇺🇸US | allocated |
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Francisco (Financial District)
Coordinates37.7948, -122.3990 ↗
API
Open https://api.ipctl.io/v1/prefix/137.83.88.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/137.83.88.0/21" | jq
External Links