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	357
Name	DNIC-ASBLK-00306-00371
Organization	DoD Network Information Center
Country	United States
Registry	ARIN

IPv4 addresses	522,240
IPv6 /64 networks	0
Prefixes	16

IPv4 Prefixes for AS357

Network		Location	Addresses
55.49.0.0/16	DoD Network Information Center	Columbus	65,536
55.76.0.0/16	DoD Network Information Center	Columbus	65,536
55.77.0.0/16	DoD Network Information Center	Columbus	65,536
55.77.0.0/17	DoD Network Information Center	Columbus	32,768
55.77.128.0/18	DoD Network Information Center	Columbus	16,384
55.77.192.0/19	DoD Network Information Center	Columbus	8,192
55.77.224.0/20	DoD Network Information Center	Columbus	4,096
55.77.248.0/21	DoD Network Information Center	Columbus	2,048
55.90.0.0/16	DoD Network Information Center	Columbus	65,536
55.98.0.0/16	DoD Network Information Center	Columbus	65,536
55.98.0.0/18	DoD Network Information Center	Columbus	16,384
55.98.128.0/18	DoD Network Information Center	Columbus	16,384
55.98.192.0/18	DoD Network Information Center	Columbus	16,384
55.98.64.0/19	DoD Network Information Center	Columbus	8,192
55.98.96.0/19	DoD Network Information Center	Columbus	8,192
55.99.0.0/16	DoD Network Information Center	Columbus	65,536