AS1637 DNIC-AS-01637 - Headquarters, USAISC, US

AS Number

AS1637

AS Name

DNIC-AS-01637

Org Name

Headquarters, USAISC

Country / Region

United States

Registry

arin

RegDate

1990-03-26

Updated

2026-08-12

AS1637 Looking Glass

IPv4Prefixes

117

IPv6Prefixes

IPv4 NUMs

201,728

IPv6 NUMs(/64)

65,536

IPv4 Ranges
IPv6 Ranges

CIDR	Description	IP Num
6.16.88.0/24	Headquarters, USAISC	256
6.16.89.0/24	Headquarters, USAISC	256
6.134.24.0/22	Headquarters, USAISC	1024
143.46.0.0/16	Headquarters, USAISC	65536
143.46.5.0/24	Headquarters, USAISC	256
143.46.8.0/23	Headquarters, USAISC	512
143.46.10.0/24	Headquarters, USAISC	256
143.46.11.0/24	Headquarters, USAISC	256
143.46.12.0/24	Headquarters, USAISC	256
143.46.17.0/24	Headquarters, USAISC	256
143.46.18.0/24	Headquarters, USAISC	256
143.46.20.0/24	Headquarters, USAISC	256
143.46.21.0/24	Headquarters, USAISC	256
143.46.22.0/24	Headquarters, USAISC	256
143.46.23.0/24	Headquarters, USAISC	256
143.46.24.0/24	Headquarters, USAISC	256
143.46.25.0/24	Headquarters, USAISC	256
143.46.26.0/24	Headquarters, USAISC	256
143.46.27.0/24	Headquarters, USAISC	256
143.46.32.0/24	Headquarters, USAISC	256
143.46.33.0/24	Headquarters, USAISC	256
143.46.34.0/24	Headquarters, USAISC	256
143.46.35.0/24	Headquarters, USAISC	256
143.46.36.0/24	Headquarters, USAISC	256
143.46.37.0/24	Headquarters, USAISC	256
143.46.39.0/24	Headquarters, USAISC	256
143.46.48.0/24	Headquarters, USAISC	256
143.46.49.0/24	Headquarters, USAISC	256
143.46.50.0/24	Headquarters, USAISC	256
143.46.51.0/24	Headquarters, USAISC	256
143.46.53.0/24	Headquarters, USAISC	256
143.46.60.0/24	Headquarters, USAISC	256
143.46.110.0/24	Headquarters, USAISC	256
143.46.116.0/22	Headquarters, USAISC	1024
143.46.120.0/22	Headquarters, USAISC	1024
143.46.128.0/23	Headquarters, USAISC	512
143.46.130.0/23	Headquarters, USAISC	512
143.46.134.0/23	Headquarters, USAISC	512
143.46.140.0/24	Headquarters, USAISC	256
143.46.141.0/24	Headquarters, USAISC	256
143.46.142.0/24	Headquarters, USAISC	256
143.46.143.0/24	Headquarters, USAISC	256
143.46.144.0/24	Headquarters, USAISC	256
143.46.145.0/24	Headquarters, USAISC	256
143.46.146.0/24	Headquarters, USAISC	256
143.46.147.0/24	Headquarters, USAISC	256
143.46.150.0/24	Headquarters, USAISC	256
143.46.151.0/24	Headquarters, USAISC	256
143.46.158.0/24	Headquarters, USAISC	256
143.46.161.0/24	Headquarters, USAISC	256
143.46.164.0/22	Headquarters, USAISC	1024
143.46.169.0/24	Headquarters, USAISC	256
143.46.190.0/24	Headquarters, USAISC	256
143.46.193.0/24	Headquarters, USAISC	256
143.46.210.0/24	Headquarters, USAISC	256
143.46.224.0/24	Headquarters, USAISC	256
143.46.229.0/24	Headquarters, USAISC	256
143.46.240.0/24	Headquarters, USAISC	256
143.46.245.0/24	Headquarters, USAISC	256
143.46.253.0/24	Headquarters, USAISC	256
143.68.152.0/21	Headquarters, USAISC	2048
147.248.24.0/24	Headquarters, USAISC	256
155.5.0.0/16	Headquarters, USAISC	65536
155.5.16.0/24	Headquarters, USAISC	256
155.5.17.0/24	Headquarters, USAISC	256
155.5.18.0/24	Headquarters, USAISC	256
155.5.20.0/24	Headquarters, USAISC	256
155.5.21.0/24	Headquarters, USAISC	256
155.5.32.0/24	Headquarters, USAISC	256
155.5.33.0/24	Headquarters, USAISC	256
155.5.35.0/24	Headquarters, USAISC	256
155.5.48.0/24	Headquarters, USAISC	256
155.5.116.0/24	Headquarters, USAISC	256
155.5.142.0/23	Headquarters, USAISC	512
155.6.0.0/16	Headquarters, USAISC	65536
155.6.20.0/24	Headquarters, USAISC	256
155.6.21.0/24	Headquarters, USAISC	256
155.6.22.0/24	Headquarters, USAISC	256
155.6.23.0/24	Headquarters, USAISC	256
155.6.24.0/24	Headquarters, USAISC	256
155.6.25.0/24	Headquarters, USAISC	256
155.6.26.0/24	Headquarters, USAISC	256
155.6.27.0/24	Headquarters, USAISC	256
155.6.28.0/24	Headquarters, USAISC	256
155.6.29.0/24	Headquarters, USAISC	256
155.6.30.0/24	Headquarters, USAISC	256
155.6.31.0/24	Headquarters, USAISC	256
155.6.32.0/24	Headquarters, USAISC	256
155.6.33.0/24	Headquarters, USAISC	256
155.6.35.0/24	Headquarters, USAISC	256
155.6.37.0/24	Headquarters, USAISC	256
155.6.39.0/24	Headquarters, USAISC	256
155.6.40.0/24	Headquarters, USAISC	256
155.6.41.0/24	Headquarters, USAISC	256
155.6.42.0/24	Headquarters, USAISC	256
155.6.48.0/24	Headquarters, USAISC	256
155.6.51.0/24	Headquarters, USAISC	256
155.6.53.0/24	Headquarters, USAISC	256
155.6.55.0/24	Headquarters, USAISC	256
155.6.56.0/24	Headquarters, USAISC	256
155.6.57.0/24	Headquarters, USAISC	256
155.6.58.0/24	Headquarters, USAISC	256
155.6.98.0/24	Headquarters, USAISC	256
155.6.194.0/24	Headquarters, USAISC	256
155.6.200.0/24	Headquarters, USAISC	256
155.6.210.0/24	Headquarters, USAISC	256
155.6.216.0/24	Headquarters, USAISC	256
155.6.217.0/24	Headquarters, USAISC	256
155.6.218.0/24	Headquarters, USAISC	256
155.6.219.0/24	Headquarters, USAISC	256
155.6.220.0/24	Headquarters, USAISC	256
155.6.243.0/24	Headquarters, USAISC	256
155.20.102.0/24	Headquarters, USAISC	256
155.20.103.0/24	Headquarters, USAISC	256
155.20.105.0/24	Headquarters, USAISC	256
155.20.109.0/24	Headquarters, USAISC	256
192.172.29.0/24	DoD Network Information Center	256

CIDR	Description	IP NUMs(prefix /64)
2608:c141:30::/48	United States Department of Defense (DoD)	65536

AS	Description	Country / Region	IPv4 NUMs	IPv6 NUMs	IPv4	IPv6
AS27066	DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD), US		35,328	524,288	IPv4	IPv6

ASNumber:       1637
ASName:         DNIC-AS-01637
ASHandle:       AS1637
RegDate:        2004-05-12
Updated:        2011-08-24
Ref:            https://rdap.arin.net/registry/autnum/1637

OrgID:          HEADQU-3
OrgName:        Headquarters, USAISC
CanAllocate:    
Street:         NETC-ANC CONUS TNOSC
City:           Fort Huachuca
State/Prov:     AZ
Country:        US
PostalCode:     85613
RegDate:        1990-03-26
Updated:        2026-08-12
OrgAdminHandle  REGIS10-ARIN
OrgTechHandle   REGIS10-ARIN
OrgAbuseHandle  REGIS10-ARIN
Source:         ARIN

OrgAdminHandleHandle:  REGIS10-ARIN
OrgAdminHandleName:    Registration, 
OrgAdminHandlePhone:   +1-844-347-2457
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgTechHandleHandle:  REGIS10-ARIN
OrgTechHandleName:    Registration, 
OrgTechHandlePhone:   +1-844-347-2457
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgAbuseHandleHandle:  REGIS10-ARIN
OrgAbuseHandleName:    Registration, 
OrgAbuseHandlePhone:   +1-844-347-2457
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/REGIS10-ARIN

AS1637 - DNIC-AS-01637 - Headquarters, USAISC, US

AS1637

DNIC-AS-01637

Headquarters, USAISC

United States