IPv4 AS & ASN Directory

IP Range CIDR ASN AS Name
6.41.128.0 to 6.41.131.255 6.41.128.0/22 AS1541 Headquarters USAISC See Range
6.41.132.0 to 6.41.133.255 6.41.132.0/23 AS1541 Headquarters USAISC See Range
6.41.134.0 to 6.41.135.255 6.41.134.0/23 AS1488 Headquarters USAISC See Range
6.41.136.0 to 6.41.143.255 6.41.136.0/21 AS1488 Headquarters USAISC See Range
6.41.144.0 to 6.41.159.255 6.41.144.0/20 AS1488 Headquarters USAISC See Range
6.41.160.0 to 6.41.191.255 6.41.160.0/19 AS1488 Headquarters USAISC See Range
6.41.192.0 to 6.41.255.255 6.41.192.0/18 AS1488 Headquarters USAISC See Range
6.42.0.0 to 6.42.63.255 6.42.0.0/18 AS749 DoD Network Information Center See Range
6.42.64.0 to 6.42.127.255 6.42.64.0/18 AS1491 Headquarters USAISC See Range
6.42.128.0 to 6.42.191.255 6.42.128.0/18 AS749 DoD Network Information Center See Range
6.42.192.0 to 6.42.223.255 6.42.192.0/19 AS1541 Headquarters USAISC See Range
6.42.224.0 to 6.42.231.255 6.42.224.0/21 AS1541 Headquarters USAISC See Range
6.42.232.0 to 6.42.235.255 6.42.232.0/22 AS1541 Headquarters USAISC See Range
6.42.236.0 to 6.42.239.255 6.42.236.0/22 AS721 DoD Network Information Center See Range
6.42.240.0 to 6.42.241.255 6.42.240.0/23 AS721 DoD Network Information Center See Range
6.42.242.0 to 6.42.242.255 6.42.242.0/24 AS721 DoD Network Information Center See Range
6.42.243.0 to 6.42.243.255 6.42.243.0/24 AS1541 Headquarters USAISC See Range
6.42.244.0 to 6.42.247.255 6.42.244.0/22 AS1541 Headquarters USAISC See Range
6.42.248.0 to 6.42.255.255 6.42.248.0/21 AS13 Headquarters USAISC See Range
6.43.0.0 to 6.43.255.255 6.43.0.0/16 AS749 DoD Network Information Center See Range
6.44.0.0 to 6.44.127.255 6.44.0.0/17 AS1541 Headquarters USAISC See Range
6.44.128.0 to 6.44.159.255 6.44.128.0/19 AS1541 Headquarters USAISC See Range
6.44.160.0 to 6.44.175.255 6.44.160.0/20 AS1541 Headquarters USAISC See Range
6.44.176.0 to 6.44.183.255 6.44.176.0/21 AS1541 Headquarters USAISC See Range
6.44.184.0 to 6.44.187.255 6.44.184.0/22 AS1541 Headquarters USAISC See Range