AS337 - DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US

United States
AS Number
AS337
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

AS337 Looking Glass
IPv4Prefixes

63

IPv6Prefixes

1

IPv4 NUMs

66,048

IPv6 NUMs(/64)

16,777,216

CIDR Description IP Num
55.188.0.0/16
Headquarters, USAISC 65536
55.188.32.0/23
Headquarters, USAISC 512
55.188.96.0/23
Headquarters, USAISC 512
55.188.98.0/24
Headquarters, USAISC 256
55.188.100.0/24
Headquarters, USAISC 256
55.188.101.0/24
Headquarters, USAISC 256
55.188.102.0/24
Headquarters, USAISC 256
55.188.103.0/24
Headquarters, USAISC 256
55.188.104.0/24
Headquarters, USAISC 256
55.188.106.0/24
Headquarters, USAISC 256
55.188.107.0/24
Headquarters, USAISC 256
55.188.108.0/24
Headquarters, USAISC 256
55.188.111.0/24
Headquarters, USAISC 256
55.188.112.0/24
Headquarters, USAISC 256
55.188.115.0/24
Headquarters, USAISC 256
55.188.116.0/23
Headquarters, USAISC 512
55.188.118.0/23
Headquarters, USAISC 512
55.188.120.0/23
Headquarters, USAISC 512
55.188.128.0/23
Headquarters, USAISC 512
55.188.132.0/24
Headquarters, USAISC 256
55.188.133.0/24
Headquarters, USAISC 256
55.188.134.0/24
Headquarters, USAISC 256
55.188.135.0/24
Headquarters, USAISC 256
55.188.136.0/24
Headquarters, USAISC 256
55.188.137.0/24
Headquarters, USAISC 256
55.188.138.0/24
Headquarters, USAISC 256
55.188.139.0/24
Headquarters, USAISC 256
55.188.140.0/24
Headquarters, USAISC 256
55.188.141.0/24
Headquarters, USAISC 256
55.188.160.0/23
Headquarters, USAISC 512
55.188.162.0/24
Headquarters, USAISC 256
55.188.164.0/24
Headquarters, USAISC 256
55.188.165.0/24
Headquarters, USAISC 256
55.188.169.0/24
Headquarters, USAISC 256
55.188.170.0/24
Headquarters, USAISC 256
55.188.171.0/24
Headquarters, USAISC 256
55.188.174.0/24
Headquarters, USAISC 256
55.188.187.0/24
Headquarters, USAISC 256
55.188.188.0/22
Headquarters, USAISC 1024
55.188.192.0/23
Headquarters, USAISC 512
55.188.194.0/23
Headquarters, USAISC 512
55.188.196.0/23
Headquarters, USAISC 512
55.188.198.0/24
Headquarters, USAISC 256
55.188.199.0/24
Headquarters, USAISC 256
55.188.200.0/24
Headquarters, USAISC 256
55.188.201.0/24
Headquarters, USAISC 256
55.188.202.0/23
Headquarters, USAISC 512
55.188.204.0/24
Headquarters, USAISC 256
55.188.205.0/24
Headquarters, USAISC 256
55.188.206.0/24
Headquarters, USAISC 256
55.188.207.0/24
Headquarters, USAISC 256
55.188.208.0/24
Headquarters, USAISC 256
55.188.210.0/24
Headquarters, USAISC 256
55.188.224.0/23
Headquarters, USAISC 512
55.188.226.0/23
Headquarters, USAISC 512
55.188.228.0/24
Headquarters, USAISC 256
55.188.231.0/24
Headquarters, USAISC 256
55.188.232.0/24
Headquarters, USAISC 256
55.188.234.0/24
Headquarters, USAISC 256
55.188.235.0/24
Headquarters, USAISC 256
55.188.236.0/24
Headquarters, USAISC 256
55.188.239.0/24
Headquarters, USAISC 256
139.242.14.0/23
DoD Network Information Center 512
CIDR Description IP NUMs(prefix /64)
2608:12b:3500::/40
United States Department of Defense (DoD) 16777216
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS27066 DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD), US United States 35,328 524,288 IPv4 IPv4
AS306 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US United States 4,558,336 54,198,272 IPv4 IPv4 IPv6 IPv6

Whois Record

ASNumber 337

ASNumber
337
ASName
DNIC-ASBLK-00306-00371
ASHandle
RegDate
1989-06-30
Updated
2025-09-12
Ref
https://rdap.arin.net/registry/autnum/337

OrgID USDDD

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
REGIS10-ARIN
OrgAbuseHandle
MIL-HSTMST-ARIN
OrgNOCHandle
MIL-HSTMST-ARIN
Source
ARIN

OrgAdminHandleHandle REGIS10-ARIN

OrgAdminHandleHandle
REGIS10-ARIN
OrgAdminHandleName
Registration,
OrgAdminHandlePhone
+1-844-347-2457
OrgAdminHandleEmail
disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgAdminHandleRef
https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgTechHandleHandle MIL-HSTMST-ARIN

OrgTechHandleHandle
MIL-HSTMST-ARIN
OrgTechHandleName
Network DoD,
OrgTechHandlePhone
+1-844-347-2457
OrgTechHandleEmail
disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgTechHandleRef
https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandleHandle REGIS10-ARIN

OrgTechHandleHandle
REGIS10-ARIN
OrgTechHandleName
Registration,
OrgTechHandlePhone
+1-844-347-2457
OrgTechHandleEmail
disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgTechHandleRef
https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgAbuseHandleHandle MIL-HSTMST-ARIN

OrgAbuseHandleHandle
MIL-HSTMST-ARIN
OrgAbuseHandleName
Network DoD,
OrgAbuseHandlePhone
+1-844-347-2457
OrgAbuseHandleEmail
disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgAbuseHandleRef
https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgNOCHandleHandle MIL-HSTMST-ARIN

OrgNOCHandleHandle
MIL-HSTMST-ARIN
OrgNOCHandleName
Network DoD,
OrgNOCHandlePhone
+1-844-347-2457
OrgNOCHandleEmail
disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgNOCHandleRef
https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN
 

ASNumber:       337
ASName:         DNIC-ASBLK-00306-00371
ASHandle:       AS306
RegDate:        1989-06-30
Updated:        2025-09-12
Ref:            https://rdap.arin.net/registry/autnum/337

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:   disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgTechHandleHandle:  MIL-HSTMST-ARIN
OrgTechHandleName:    Network DoD, 
OrgTechHandlePhone:   +1-844-347-2457
OrgTechHandleEmail:   disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandleHandle:  REGIS10-ARIN
OrgTechHandleName:    Registration, 
OrgTechHandlePhone:   +1-844-347-2457
OrgTechHandleEmail:   disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgAbuseHandleHandle:  MIL-HSTMST-ARIN
OrgAbuseHandleName:    Network DoD, 
OrgAbuseHandlePhone:   +1-844-347-2457
OrgAbuseHandleEmail:   disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgNOCHandleHandle:  MIL-HSTMST-ARIN
OrgNOCHandleName:    Network DoD, 
OrgNOCHandlePhone:   +1-844-347-2457
OrgNOCHandleEmail:   disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgNOCHandleRef:     https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN