AS121
DoD Network Information Center
AS 121 DNIC-AS-00121
Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
9,728 IP addresses
| ASN | 121 |
|---|---|
| Name | DNIC-AS-00121 |
| Organization | DoD Network Information Center |
| Country | United States 
|
| Registry | ARIN |
| IPv4 addresses | 9,728 |
|---|---|
| IPv6 /64 networks | 0 |
| Prefixes | 6 |
Other ASN allocated to DoD Network Information Center
IPv4 Prefixes for AS121
| Network | Location | Addresses | |
|---|---|---|---|
| 214.54.192.0/20 | DoD Network Information Center | Columbus |
4,096 |
| 214.54.208.0/20 | DoD Network Information Center | Columbus |
4,096 |
| 214.54.224.0/23 | DoD Network Information Center | Columbus |
512 |
| 214.54.226.0/23 | DoD Network Information Center | Columbus |
512 |
| 214.54.230.0/24 | DoD Network Information Center | Columbus |
256 |
| 214.54.231.0/24 | DoD Network Information Center | Columbus |
256 |