136.242.0.0/18
🇺🇸CIDR
136.242.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Washington D.C. (Northeast Washington)
RIR
ARIN
Status
allocated
Allocated
10/5/1989
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
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 136.242.0.0/19 | AS186CUA-AS - The Catholic University of America | No ROA | — | 5/30/2026 |
Geolocation
Country🇺🇸United StatesUS
RegionDistrict of Columbia
CityWashington D.C. (Northeast Washington)
Coordinates38.9327, -76.9980 ↗
API
Open https://api.ipctl.io/v1/prefix/136.242.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/136.242.0.0/18" | jq
External Links