AS Number
AS0
AS Name
DNIC-ASBLK-05120-05376
Org Name
United States Department of Defense (DoD)
Registry

arin

RegDate

2007-01-12

Updated

2025-03-13

AS5277 Looking Glass
IPv4Prefixes

17

IPv6Prefixes

0

IPv4 NUMs

265,472

IPv6 NUMs(/64)

0

265,472 IPv4 Addresses
CIDR Description IP Num
6.16.74.0/24
Headquarters, USAISC 256
6.16.75.0/24
Headquarters, USAISC 256
6.16.86.0/24
Headquarters, USAISC 256
6.16.87.0/24
Headquarters, USAISC 256
143.77.0.0/24
IRR InValid
Headquarters, USAISC 256
143.77.0.0/16
IRR InValid
Headquarters, USAISC 65536
143.77.200.0/24
IRR InValid
Headquarters, USAISC 256
143.138.0.0/24
IRR InValid
Headquarters, USAISC 256
143.138.0.0/16
IRR InValid
Headquarters, USAISC 65536
143.138.128.0/24
IRR InValid
Headquarters, USAISC 256
144.59.0.0/24
IRR InValid
Headquarters, USAISC 256
144.59.0.0/16
IRR InValid
Headquarters, USAISC 65536
147.242.7.0/24
IRR InValid
Headquarters, USAISC 256
147.242.100.0/22
IRR InValid
Headquarters, USAISC 1024
147.242.252.0/22
IRR InValid
Headquarters, USAISC 1024
160.135.0.0/24
IRR InValid
Headquarters, USAISC 256
160.135.0.0/16
IRR InValid
Headquarters, USAISC 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS747 DNIC-AS-00747 - Headquarters, USAISC, US United States 144,128 65,536 IPv4 IPv4
ASNumber:       5120 - 5376
ASName:         DNIC-ASBLK-05120-05376
ASHandle:       AS5120
RegDate:        1995-05-09
Updated:        2025-09-12    
Ref:            https://rdap.arin.net/registry/autnum/5120



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:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgNOCRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgAbuseHandle: MIL-HSTMST-ARIN
OrgAbuseName:   Network DoD
OrgAbusePhone:  +1-844-347-2457 
OrgAbuseEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: REGIS10-ARIN
OrgTechName:   Registration
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgTechHandle: MIL-HSTMST-ARIN
OrgTechName:   Network DoD
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgTechRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN