ASN Lookup Tool

AS5231
United States Department of Defense DoD US US 11 Routes

AS5231United States Department of Defense DoD

AS Number 5231
AS Name DNIC-ASBLK-05120-05376
Organization United States Department of Defense DoD(usddd)
Country US
Website mail.mil
Number of IPv4 Routes 11
Number of IPv6 Routes 0
ASN type GOVERNMENT
Allocation Status
Registry ARIN
Date Allocated N/A

IP Ranges

Route # IPs
214.29.103.0/24 256
128.26.246.0/24 256
128.26.66.0/24 256
214.29.225.0/24 256
128.26.64.0/24 256
214.29.233.0/24 256
205.60.236.0/24 256
128.26.63.0/24 256
214.6.97.0/24 256
buy plan 256
buy plan 256
buy plan 256
buy plan 256
buy plan 256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


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


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

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


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#
            

Parsed Whois Response

Peers

AS Number Description Country
AS27065 United States Department of Defense DoD US
AS27139 United States Department of Defense (DoD) US
AS27139 United States Department of Defense DoD US
AS27065 United States Department of Defense (DoD) US

Upstreams

AS Number Description Country
AS27065 United States Department of Defense DoD US

Downstreams

AS Number Description Country
AS27139 United States Department of Defense DoD US

Contacts

Email Contacts

Abuse Contacts

Legacy Routes

Ready to get started?Get Started with ASN Intelligence API Today

CTA Illustration