216.221.136.0/21
🇺🇸CIDR
216.221.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Seattle (Downtown Seattle)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.221.136.0/21 | AS32312TELECOMSYS-PUBLIC - Telecommunication Systems, Inc. | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS19905 | RADB | MAINT-AS19905 | 11/13/2023 |
Geolocation
Country🇺🇸United StatesUS
RegionWashington
CitySeattle (Downtown Seattle)
Coordinates47.6130, -122.3500 ↗
API
Open https://api.ipctl.io/v1/prefix/216.221.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/216.221.136.0/21" | jq
External Links