Data as of Nov 3, 2026
Autonomous system

AS289

Headquarters, USAISC

Announces 88,320 addresses in 10 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
134.194.0.0/16
since Apr 2014
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.0.0/19
since Mar 2023
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.56.0/21
since Aug 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.80.0/21
since Oct 31, 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.88.0/21
since Oct 31, 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.128.0/21
since Aug 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.160.0/21
since Oct 31, 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.168.0/21
since Aug 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
147.241.176.0/21
since Aug 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC
192.88.110.0/24
since Oct 31, 2026
BusinessUnited States Department of Defense (DoD)
via Headquarters, USAISC

Network & history

Profile
Registered
Jun 2, 1989
Domain
mail.mil
Website
mail.mil
Industry
Internet Service Provider (ISP)