// ASN

AS1637

DNIC-AS-01637 - Headquarters, USAISC, US

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

ASN: AS1637
Organization: Headquarters, USAISC
Description: DNIC-AS-01637 - Headquarters, USAISC, US
Country: US
State / Region: AZ
City: Fort Huachuca
Address: NETC-ANC CONUS TNOSC
Registry (RIR): ARIN
Created: 2005-11-23
Updated: 2025-03-13
IPv4 Prefixes: 121
IPv6 Prefixes: 1

IPv4 Prefixes

121 total · showing first 10

143.46.0.0/16
143.46.10.0/24
143.46.11.0/24
143.46.110.0/24
143.46.116.0/22
143.46.12.0/24
143.46.120.0/22
143.46.128.0/23
143.46.130.0/23
143.46.134.0/23

IPv6 Prefixes

1 total

2608:c141:30::/48

What is AS1637?

AS1637 is an Autonomous System Number (ASN) assigned to Headquarters, USAISC. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.

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