HomePrefix Lookup137.227.0.0/16

137.227.0.0/16

🇺🇸
IPv4ARINallocatedAS3781No ROA
CIDR
137.227.0.0/16
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
1/10/1990

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

30 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
137.227.0.0/19AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.224.0/19AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.160.0/19AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.64.0/19AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.96.0/21AS21633DOI-NBC-NET - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.192.0/21AS21633DOI-NBC-NET - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.240.0/21AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.176.0/21AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.144.0/22AS5663EDCNET - Department of Interior United States Geological SurveyNo ROA—5/31/2026
137.227.158.0/23AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.230.0/24AS1842USGS-AS - Department of Interior United States Geological SurveyNo ROA—5/31/2026
137.227.30.0/24AS3549LVLT-3549 - Level 3 Parent, LLCNo ROA—5/31/2026
137.227.125.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.126.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.127.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.134.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.136.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.158.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.31.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.5.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.200.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.201.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.204.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.29.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.227.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.76.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.75.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.80.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.83.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
137.227.66.0/24AS22284AS22284-DOI-OPS - U.S. Department of the InteriorNo ROA—5/31/2026
Origin ASN
AS3781
Geolocation
Country🇺🇸United StatesUS
RegionDistrict of Columbia
CityWashington D.C. (Northwest Washington)
Coordinates38.8945, -77.0424 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/137.227.0.0/16

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/137.227.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP