143.228.0.0/16
🇺🇸CIDR
143.228.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Washington D.C. (Southwest Washington)
RIR
ARIN
Status
allocated
Allocated
10/17/1990
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 143.228.0.0/16 | AS1999HOUSE-AS-1 - U.S. House of Representatives | No ROA | — | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 143.228.32.0/19 | AS1999HOUSE-AS-1 - U.S. House of Representatives | No ROA | — | 5/31/2026 |
| 143.228.193.0/24 | AS1999HOUSE-AS-1 - U.S. House of Representatives | No ROA | — | 5/31/2026 |
Geolocation
Country🇺🇸United StatesUS
RegionDistrict of Columbia
CityWashington D.C. (Southwest Washington)
Coordinates38.8848, -77.0206 ↗
API
Open https://api.ipctl.io/v1/prefix/143.228.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/143.228.0.0/16" | jq
External Links