154.3.0.0/16
🇺🇸CIDR
154.3.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Washington D.C. (Northwest Washington)
RIR
ARIN
Status
allocated
Allocated
2/5/1992
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 154.3.0.0/16 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
86 less-specific announcementsGeolocation
Country🇺🇸United StatesUS
RegionDistrict of Columbia
CityWashington D.C. (Northwest Washington)
Coordinates38.9070, -77.0526 ↗
API
Open https://api.ipctl.io/v1/prefix/154.3.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/154.3.0.0/16" | jq
External Links