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AS27331 DEPARTMENT OF HOMELAND SECURITY

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

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DEPARTMENT OF HOMELAND SECURITY hq.dhs.gov

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AS27331

AS27331 – DEPARTMENT OF HOMELAND SECURITY

AS Number	27331
AS Name	161-214-0-0
Organization	DEPARTMENT OF HOMELAND SECURITY(dhs-37)
Country	US
Website	hq.dhs.gov
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2020-06-26

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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:       27331
ASName:         161-214-0-0
ASHandle:       AS27331
RegDate:        2020-06-26
Updated:        2020-06-26    
Ref:            https://rdap.arin.net/registry/autnum/27331


OrgName:        DEPARTMENT OF HOMELAND SECURITY
OrgId:          DHS-37
Address:        Department of Homeland Security
Address:        300 7th St SW
City:           Washington
StateProv:      DC
PostalCode:     20024
Country:        US
RegDate:        2005-12-05
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/DHS-37


OrgTechHandle: DHSNO2-ARIN
OrgTechName:   DHS-NOC
OrgTechPhone:  +1-877-347-1638 
OrgTechEmail:  DHSNOSCInfrastructureNetworkManagementTools@hq.dhs.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/DHSNO2-ARIN

OrgAbuseHandle: DHSNO2-ARIN
OrgAbuseName:   DHS-NOC
OrgAbusePhone:  +1-877-347-1638 
OrgAbuseEmail:  DHSNOSCInfrastructureNetworkManagementTools@hq.dhs.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DHSNO2-ARIN

OrgNOCHandle: DHSNO2-ARIN
OrgNOCName:   DHS-NOC
OrgNOCPhone:  +1-877-347-1638 
OrgNOCEmail:  DHSNOSCInfrastructureNetworkManagementTools@hq.dhs.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/DHSNO2-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

Frequently Asked Questions

What is ASN AS27331?

ASN AS27331 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27331?

AS27331 is listed under DEPARTMENT OF HOMELAND SECURITY.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

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.