DoD Network Information Center

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.

ASN	328
Name	DNIC-ASBLK-00306-00371
Organization	DoD Network Information Center
Country	United States
Registry	ARIN

IPv4 addresses	67,072
IPv6 /64 networks	0
Prefixes	7

IPv4 Prefixes for AS328

Network		Location	Addresses
55.53.0.0/16	DoD Network Information Center	Columbus	65,536
55.53.221.0/24	DoD Network Information Center	Ashburn	256
55.53.222.0/24	DoD Network Information Center	Columbus	256
55.53.223.0/24	DoD Network Information Center	Columbus	256
55.53.224.0/24	DoD Network Information Center	Columbus	256
55.53.225.0/24	DoD Network Information Center	Columbus	256
55.53.226.0/24	DoD Network Information Center	Columbus	256