HomePrefix Lookup137.234.0.0/16

137.234.0.0/16

🇯🇵
IPv4ARINallocatedNo ROA
CIDR
137.234.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
ARIN
Status
allocated
Allocated
1/12/1990

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

47 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
137.234.32.0/20AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.24.0/21AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.56.0/21AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.0.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.148.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.200.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.192.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.128.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.164.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.156.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.160.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.64.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.80.0/22AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.52.0/22AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.20.0/22AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.48.0/23AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.10.0/23AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.12.0/23AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.249.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.26.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.76.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.84.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.86.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.87.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.89.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.110.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.139.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.140.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.148.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.152.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.153.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.154.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.204.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.206.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.208.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.244.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.178.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.181.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.182.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.183.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.185.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.186.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.198.0/24AS637DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.50.0/24AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.18.0/24AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.9.0/24AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
137.234.15.0/24AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityChiyoda City
Coordinates35.6940, 139.7540 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/137.234.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/137.234.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP