HomePrefix Lookup129.51.0.0/16

129.51.0.0/16

🇺🇸
IPv4ARINallocatedNo ROA
CIDR
129.51.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Montgomery
RIR
ARIN
Status
allocated
Allocated
8/6/1987

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

16 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
129.51.128.0/17AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.32.0/19AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.64.0/19AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.16.0/20AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.112.0/20AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.104.0/21AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.8.0/21AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.96.0/22AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.0.0/23AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.6.0/23AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.102.0/23AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.5.0/24AS56DNIC-AS-00056 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.100.0/24AS56DNIC-AS-00056 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.3.0/24AS56DNIC-AS-00056 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.2.0/24AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
129.51.4.0/24AS749DNIC-AS-00749 - United States Department of Defense (DoD)No ROA—6/13/2026
Geolocation
Country🇺🇸United StatesUS
RegionAlabama
CityMontgomery
Coordinates32.4033, -86.2383 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/129.51.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/129.51.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP