AS Number
AS0
AS Name
DNIC-ASBLK-01550-01601
Org Name
United States Department of Defense (DoD)
Registry

arin

RegDate

2007-01-12

Updated

2025-03-13

AS1559 Looking Glass
IPv4Prefixes

4

IPv6Prefixes

0

IPv4 NUMs

66,816

IPv6 NUMs(/64)

0

66,816 IPv4 Addresses
CIDR Description IP Num
6.64.28.0/22
Headquarters, USAISC 1024
147.36.0.0/24
Headquarters, USAISC 256
147.36.0.0/16
Headquarters, USAISC 65536
215.65.23.0/24
IANA-NETBLOCK-215 This network range is not allocated to APNIC. 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1554 DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD), US United States 303,360 0 IPv4 IPv4
ASNumber:       1550 - 1601
ASName:         DNIC-ASBLK-01550-01601
ASHandle:       AS1550
RegDate:        2006-04-03
Updated:        2025-09-12    
Ref:            https://rdap.arin.net/registry/autnum/1550



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