AS317 - DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US

United States
AS Number
AS0
AS Name
DNIC-ASBLK-00306-00371
Org Name
United States Department of Defense (DoD)
Country
United States
Registry

arin

RegDate

2007-01-12

Updated

2025-03-13

AS317 Looking Glass
IPv4Prefixes

9

IPv6Prefixes

2

IPv4 NUMs

66,048

IPv6 NUMs(/64)

33,554,432

66,048 IPv4 Addresses
CIDR Description IP Num
55.11.0.0/16 Headquarters, USAISC 65536
55.11.8.0/24 Headquarters, USAISC 256
55.11.16.0/24 Headquarters, USAISC 256
55.11.144.0/23 Headquarters, USAISC 512
55.11.150.0/24 Headquarters, USAISC 256
55.11.151.0/24 Headquarters, USAISC 256
55.11.152.0/21 Headquarters, USAISC 2048
139.241.6.0/24 DoD Network Information Center 256
139.242.53.0/24 DoD Network Information Center 256
CIDR Description IP NUMs(prefix /64)
2608:14b:1700::/40 United States Department of Defense (DoD) 16777216
2608:16b:6100::/40 United States Department of Defense (DoD) 16777216
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS27064 DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD), US United States 1,504,512 1,310,720 IPv4 IPv4
AS306 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US United States 4,558,592 120,455,168 IPv4 IPv4 IPv6 IPv6
AS1733 DISACENT-NIPR-ASN - United States Department of Defense (DoD), US United States 6,400 65,536 IPv4 IPv4 
ASNumber:       306 - 371
ASName:         DNIC-ASBLK-00306-00371
ASHandle:       AS306
RegDate:        1989-06-30
Updated:        2025-09-12    
Ref:            https://rdap.arin.net/registry/autnum/306


OrgName:        United States Department of Defense (DoD)
OrgId:          USDDD
Address:        3990 E. Broad Street
City:           Columbus
StateProv:      OH
PostalCode:     43218
Country:        US
RegDate:        2007-01-12
Updated:        2025-03-13
Ref:            https://rdap.arin.net/registry/entity/USDDD


OrgNOCHandle: MIL-HSTMST-ARIN
OrgNOCName:   Network DoD
OrgNOCPhone:  +1-844-347-2457 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: MIL-HSTMST-ARIN
OrgTechName:   Network DoD
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: REGIS10-ARIN
OrgTechName:   Registration
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgAbuseHandle: MIL-HSTMST-ARIN
OrgAbuseName:   Network DoD
OrgAbusePhone:  +1-844-347-2457 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN