AS336 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US

AS Number

AS336

AS Name

DNIC-ASBLK-00306-00371

Org Name

United States Department of Defense (DoD)

Country / Region

United States

Registry

arin

RegDate

2007-01-12

Updated

2026-08-12

AS336 Looking Glass

IPv4Prefixes

IPv6Prefixes

IPv4 NUMs

131,072

IPv6 NUMs(/64)

16,777,216

IPv4 Ranges
IPv6 Ranges

CIDR	Description	IP Num
55.28.0.0/23	Headquarters, USAISC	512
55.28.0.0/16	Headquarters, USAISC	65536
55.75.0.0/16	Headquarters, USAISC	65536
55.75.63.0/24	Headquarters, USAISC	256
55.75.65.0/24	Headquarters, USAISC	256
55.75.168.0/21	Headquarters, USAISC	2048
55.75.217.0/24	Headquarters, USAISC	256
55.75.219.0/24	Headquarters, USAISC	256
55.75.222.0/24	Headquarters, USAISC	256
55.75.223.0/24	Headquarters, USAISC	256
55.75.224.0/24	Headquarters, USAISC	256
55.75.225.0/24	Headquarters, USAISC	256
55.75.226.0/24	Headquarters, USAISC	256
55.75.227.0/24	Headquarters, USAISC	256
55.75.228.0/24	Headquarters, USAISC	256
55.75.229.0/24	Headquarters, USAISC	256
55.75.230.0/24	Headquarters, USAISC	256
55.75.231.0/24	Headquarters, USAISC	256
55.75.232.0/24	Headquarters, USAISC	256
55.75.233.0/24	Headquarters, USAISC	256
55.75.234.0/24	Headquarters, USAISC	256
55.75.235.0/24	Headquarters, USAISC	256
55.75.236.0/24	Headquarters, USAISC	256
55.75.237.0/24	Headquarters, USAISC	256
55.75.238.0/24	Headquarters, USAISC	256

CIDR	Description	IP NUMs(prefix /64)
2608:12a:3300::/40	United States Department of Defense (DoD)	16777216

AS	Description	Country / Region	IPv4 NUMs	IPv6 NUMs	IPv4	IPv6
AS306	DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US		4,558,336	54,198,272	IPv4	IPv6

ASNumber:       336
ASName:         DNIC-ASBLK-00306-00371
ASHandle:       AS306
RegDate:        1989-06-30
Updated:        2025-09-12
Ref:            https://rdap.arin.net/registry/autnum/336

OrgID:          USDDD
OrgName:        United States Department of Defense (DoD)
CanAllocate:    
Street:         3990 E. Broad Street
City:           Columbus
State/Prov:     OH
Country:        US
PostalCode:     43218
RegDate:        2007-01-12
Updated:        2026-08-12
OrgAdminHandle  REGIS10-ARIN
OrgTechHandle   MIL-HSTMST-ARIN
OrgTechHandle   REGIS10-ARIN
OrgAbuseHandle  MIL-HSTMST-ARIN
OrgNOCHandle    MIL-HSTMST-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:  MIL-HSTMST-ARIN
OrgTechHandleName:    Network DoD, 
OrgTechHandlePhone:   +1-844-347-2457
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

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

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

OrgNOCHandleHandle:  MIL-HSTMST-ARIN
OrgNOCHandleName:    Network DoD, 
OrgNOCHandlePhone:   +1-844-347-2457
OrgNOCHandleEmail:   [email protected]
OrgNOCHandleRef:     https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

AS336 - DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US

AS336

DNIC-ASBLK-00306-00371

United States Department of Defense (DoD)

United States