AS366

DNIC-ASBLK-00306-00371 - United States Department of Defense DoD, US

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN: AS366
Organization: United States Department of Defense (DoD)
Description: DNIC-ASBLK-00306-00371 - United States Department of Defense DoD, US
Country: US
State / Region: OH
City: Columbus
Address: 3990 E. Broad Street
Registry (RIR): ARIN
Created: 2007-04-04
Updated: 2025-03-13
IPv4 Prefixes: 18
IPv6 Prefixes: 2

IPv4 Prefixes

18 total · showing first 10

55.82.0.0/16
55.82.10.0/24
55.82.128.0/24
55.82.129.0/24
55.82.132.0/22
55.82.136.0/22
55.82.140.0/24
55.82.146.0/23
55.82.148.0/22
55.82.160.0/24

IPv6 Prefixes

2 total

2001:480:280::/48
2608:10a:3600::/40

What is AS366?

AS366 is an Autonomous System Number (ASN) assigned to United States Department of Defense (DoD). An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

Looking for more ASN data?

Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.

ASN Lookup Tool →