ASN AS6034 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS6034?

AS6034 is listed under United States Department of Defense DoD.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS6034 United States Department of Defense DoD

United States Department of Defense DoD mail.mil

US 38 Routes

AS Data

AS6034

AS6034 – United States Department of Defense DoD

AS Number	6034
AS Name	DNIC-ASBLK-05800-06055
Organization	United States Department of Defense DoD (usddd)
Country	US
Website	mail.mil
Number of IPv4 Routes	34
Number of IPv6 Routes	4
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1995-10-24

ASN Intelligence API for production workflows

Use ASN data for AS6034 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
143.81.222.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
6.16.205.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.201.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.50.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.8.0/21	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	2048
143.81.51.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
206.37.233.0/24	AS6034	United States Department of Defense DoD	DoD Network Information Center	256
143.81.56.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.27.0/24	AS721	United States Department of Defense DoD	U.S. Army Information Systems Command	256
6.16.64.0/23	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	512
143.81.59.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.72.0/22	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	1024
192.172.13.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.52.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.200.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
2608:8104:caed::/48	AS6034	United States Department of Defense DoD	United States Department of Defense	~1×10²⁴
143.81.18.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.54.0/23	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	512
2608:8183:5b2f::/48	AS6034	United States Department of Defense DoD	United States Department of Defense	~1×10²⁴
143.81.223.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.61.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
2608:8102:b0c2::/48	AS6034	United States Department of Defense DoD	United States Department of Defense	~1×10²⁴
143.81.53.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.36.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
199.112.24.0/24	AS6034	United States Department of Defense DoD	DoD Network Information Center	256
143.81.224.0/19	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	8192
143.81.105.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.32.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.49.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.62.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.58.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.90.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
2608:8181:6939::/48	AS6034	United States Department of Defense DoD	United States Department of Defense	~1×10²⁴
143.81.106.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.16.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.112.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.25.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	256
143.81.48.0/24	AS6034	United States Department of Defense DoD	U.S. Army Information Systems Command	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 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       5800 - 6055
ASName:         DNIC-ASBLK-05800-06055
ASHandle:       AS5800
RegDate:        1995-10-24
Updated:        2025-09-12
Ref:            https://rdap.arin.net/registry/autnum/5800



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:        2026-08-12
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

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

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

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


#
# 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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "5800 - 6055",
    "as_handle" : "AS5800",
    "as_name" : "DNIC-ASBLK-05800-06055",
    "tech_contacts" : [ "MIL-HSTMST-ARIN", "REGIS10-ARIN" ],
    "abuse_contacts" : [ "MIL-HSTMST-ARIN" ],
    "date_created" : "1995-10-24",
    "date_updated" : "2025-09-12",
    "source" : "https://rdap.arin.net/registry/autnum/5800"
  } ],
  "organization" : {
    "handle" : "USDDD",
    "name" : "United States Department of Defense (DoD)",
    "address" : [ "3990 E. Broad Street", "Columbus", "OH", "43218", "US" ],
    "street" : "E. Broad Street",
    "city" : "Columbus",
    "state" : "OH",
    "zip_code" : "43218",
    "country" : [ "US" ],
    "date_created" : "2007-01-12",
    "date_updated" : "2026-08-12",
    "source" : "https://rdap.arin.net/registry/entity/USDDD",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "MIL-HSTMST-ARIN",
    "name" : "Network DoD",
    "email" : [ "disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil" ],
    "phone" : [ "+1-844-347-2457" ],
    "source" : "https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN"
  }, {
    "handle" : "REGIS10-ARIN",
    "name" : "Registration",
    "email" : [ "disa.columbus.ns.mbx.arin-registrations@mail.mil" ],
    "phone" : [ "+1-844-347-2457" ],
    "source" : "https://rdap.arin.net/registry/entity/REGIS10-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MIL-HSTMST-ARIN",
    "name" : "Network DoD",
    "email" : [ "disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil" ],
    "phone" : [ "+1-844-347-2457" ],
    "source" : "https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS1733	United States Department of Defense DoD	US

Upstreams

AS Number	Description	Country
AS1733	United States Department of Defense DoD	US

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