ASN Lookup Tool

U.S. Army Information Systems Command army.mil US US 18 Routes

AS Data

AS1530

AS1530 – U.S. Army Information Systems Command

AS Number 1530
AS Name DNIC-ASBLK-01529-01530
Organization U.S. Army Information Systems Command (headqu-3)
Country US
Website army.mil
Number of IPv4 Routes 17
Number of IPv6 Routes 1
ASN type GOVERNMENT
Registry ARIN
Date Allocated 2004-05-12

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Use ASN data for AS1530 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
55.71.254.0/24 256
55.71.169.0/24 256
55.71.69.0/24 256
55.20.95.0/24 256
55.20.32.0/23 512
55.71.22.0/23 512
55.71.4.0/22 1024
55.20.7.0/24 256
55.71.19.0/24 256
55.71.255.0/24 256
55.71.0.0/16 65536
2608:14b:2400::/40 ~309×10²⁴
55.71.176.0/23 512
55.71.8.0/21 2048
55.20.0.0/16 65536
55.71.98.0/23 512
55.20.89.0/24 256
55.71.175.0/24 256

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:       1529 - 1530
ASName:         DNIC-ASBLK-01529-01530
ASHandle:       AS1529
RegDate:        2004-05-12
Updated:        2011-08-24
Ref:            https://rdap.arin.net/registry/autnum/1529


OrgName:        Headquarters, USAISC
OrgId:          HEADQU-3
Address:        NETC-ANC CONUS TNOSC
City:           Fort Huachuca
StateProv:      AZ
PostalCode:     85613
Country:        US
RegDate:        1990-03-26
Updated:        2026-08-12
Ref:            https://rdap.arin.net/registry/entity/HEADQU-3


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: REGIS10-ARIN
OrgAbuseName:   Registration
OrgAbusePhone:  +1-844-347-2457 
OrgAbuseEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgAbuseRef:    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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS306 United States Department of Defense US

Upstreams

AS Number Description Country
AS306 United States Department of Defense US

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Frequently Asked Questions

ASN AS1530 is an Autonomous System Number used to identify a network for BGP internet routing.
AS1530 is listed under U.S. Army Information Systems Command.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.