137.227.0.0/19
🇺🇸CIDR
137.227.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Washington D.C. (Northwest Washington)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.227.0.0/19 | AS22284AS22284-DOI-OPS - U.S. Department of the Interior | No ROA | — | 5/31/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.227.30.0/24 | AS3549LVLT-3549 - Level 3 Parent, LLC | No ROA | — | 5/31/2026 |
| 137.227.5.0/24 | AS22284AS22284-DOI-OPS - U.S. Department of the Interior | No ROA | — | 5/31/2026 |
| 137.227.29.0/24 | AS22284AS22284-DOI-OPS - U.S. Department of the Interior | No ROA | — | 5/31/2026 |
| 137.227.31.0/24 | AS22284AS22284-DOI-OPS - U.S. Department of the Interior | No ROA | — | 5/31/2026 |
Geolocation
Country🇺🇸United StatesUS
RegionDistrict of Columbia
CityWashington D.C. (Northwest Washington)
Coordinates38.8945, -77.0424 ↗
API
Open https://api.ipctl.io/v1/prefix/137.227.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/137.227.0.0/19" | jq
External Links