IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 6.64.62.0 to 6.64.63.255 | 6.64.62.0/23 | AS721 | DoD Network Information Center | See Range |
| 6.64.64.0 to 6.64.95.255 | 6.64.64.0/19 | AS749 | DoD Network Information Center | See Range |
| 6.64.96.0 to 6.64.103.255 | 6.64.96.0/21 | AS749 | DoD Network Information Center | See Range |
| 6.64.104.0 to 6.64.104.255 | 6.64.104.0/24 | AS367 | DoD Network Information Center | See Range |
| 6.64.105.0 to 6.64.105.255 | 6.64.105.0/24 | AS749 | DoD Network Information Center | See Range |
| 6.64.106.0 to 6.64.107.255 | 6.64.106.0/23 | AS749 | DoD Network Information Center | See Range |
| 6.64.108.0 to 6.64.111.255 | 6.64.108.0/22 | AS749 | DoD Network Information Center | See Range |
| 6.64.112.0 to 6.64.119.255 | 6.64.112.0/21 | AS749 | DoD Network Information Center | See Range |
| 6.64.120.0 to 6.64.120.255 | 6.64.120.0/24 | AS367 | DoD Network Information Center | See Range |
| 6.64.121.0 to 6.64.121.255 | 6.64.121.0/24 | AS745 | 754th Electronic Systems Group | See Range |
| 6.64.122.0 to 6.64.123.255 | 6.64.122.0/23 | AS749 | DoD Network Information Center | See Range |
| 6.64.124.0 to 6.64.127.255 | 6.64.124.0/22 | AS749 | DoD Network Information Center | See Range |
| 6.64.128.0 to 6.64.131.255 | 6.64.128.0/22 | AS1541 | Headquarters USAISC | See Range |
| 6.64.132.0 to 6.64.133.255 | 6.64.132.0/23 | AS1541 | Headquarters USAISC | See Range |
| 6.64.134.0 to 6.64.135.255 | 6.64.134.0/23 | AS13 | Headquarters USAISC | See Range |
| 6.64.136.0 to 6.64.139.255 | 6.64.136.0/22 | AS1541 | Headquarters USAISC | See Range |
| 6.64.140.0 to 6.64.141.255 | 6.64.140.0/23 | AS749 | DoD Network Information Center | See Range |
| 6.64.142.0 to 6.64.142.255 | 6.64.142.0/24 | AS1541 | Headquarters USAISC | See Range |
| 6.64.143.0 to 6.64.143.255 | 6.64.143.0/24 | AS27064 | DNIC-ASBLK-27032-27159 | See Range |
| 6.64.144.0 to 6.64.145.255 | 6.64.144.0/23 | AS749 | DoD Network Information Center | See Range |
| 6.64.146.0 to 6.64.146.255 | 6.64.146.0/24 | AS1541 | Headquarters USAISC | See Range |
| 6.64.147.0 to 6.64.147.255 | 6.64.147.0/24 | AS13 | Headquarters USAISC | See Range |
| 6.64.148.0 to 6.64.148.255 | 6.64.148.0/24 | AS1541 | Headquarters USAISC | See Range |
| 6.64.149.0 to 6.64.149.255 | 6.64.149.0/24 | AS749 | DoD Network Information Center | See Range |
| 6.64.150.0 to 6.64.150.255 | 6.64.150.0/24 | AS1541 | Headquarters USAISC | See Range |
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