HomePrefix Lookup143.74.0.0/16

143.74.0.0/16

🇺🇸
IPv4ARINallocatedAS721DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD)No ROA
CIDR
143.74.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Sierra Vista (Fort Huachuca)
RIR
ARIN
Status
allocated
Allocated
3/26/1990

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
143.74.0.0/16AS721DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD)No ROA—5/31/2026

Covering Prefix

21 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
143.74.16.0/23AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.30.0/23AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.252.0/24AS367DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)No ROA—5/31/2026
143.74.251.0/24AS747DNIC-AS-00747 - Headquarters, USAISCNo ROA—5/31/2026
143.74.15.0/24AS1516DNIC-ASBLK-01513-01518 - Headquarters, USAISCNo ROA—5/31/2026
143.74.3.0/24AS1516DNIC-ASBLK-01513-01518 - Headquarters, USAISCNo ROA—5/31/2026
143.74.10.0/24AS1516DNIC-ASBLK-01513-01518 - Headquarters, USAISCNo ROA—5/31/2026
143.74.22.0/24AS1516DNIC-ASBLK-01513-01518 - Headquarters, USAISCNo ROA—5/31/2026
143.74.14.0/24AS1516DNIC-ASBLK-01513-01518 - Headquarters, USAISCNo ROA—5/31/2026
143.74.36.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.37.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.38.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.42.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.250.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.8.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.2.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.7.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.24.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.29.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.30.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
143.74.35.0/24AS1540DNIC-ASBLK-01534-01546 - Headquarters, USAISCNo ROA—5/31/2026
Origin ASN
AS721
DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD)
Geolocation
Country🇺🇸United StatesUS
RegionArizona
CitySierra Vista (Fort Huachuca)
Coordinates31.5552, -110.3500 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/143.74.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/143.74.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP