ASN Lookup Tool

Defense Advanced Research Projects Agency DARPA snap.org US US 5 Routes

AS Data

AS22238

AS22238 – Defense Advanced Research Projects Agency DARPA

AS Number 22238
AS Name DARPA
Organization Defense Advanced Research Projects Agency DARPA(darpa-2)
Country US
Website snap.org
Number of IPv4 Routes 5
Number of IPv6 Routes 0
ASN type GOVERNMENT
Registry ARIN
Date Allocated 2001-08-23

ASN Intelligence API for production workflows

Use ASN data for AS22238 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
192.5.18.0/24 256
158.63.250.0/24 256
192.187.8.0/24 256
158.63.2.0/24 256
158.63.0.0/16 65536

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:       22238
ASName:         DARPA
ASHandle:       AS22238
RegDate:        2001-08-23
Updated:        2001-08-23    
Ref:            https://rdap.arin.net/registry/autnum/22238


OrgName:        Defense Advanced Research Projects Agency(DARPA)
OrgId:          DARPA-2
Address:        3701 N. Fairfax Dr.
City:           Arlington
StateProv:      VA
PostalCode:     22203
Country:        US
RegDate:        2001-08-23
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/DARPA-2


OrgAbuseHandle: ACR14-ARIN
OrgAbuseName:   Richmond, Alfred C
OrgAbusePhone:  +1-703-526-4012 
OrgAbuseEmail:  arichmond@snap.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ACR14-ARIN

OrgTechHandle: ACR14-ARIN
OrgTechName:   Richmond, Alfred C
OrgTechPhone:  +1-703-526-4012 
OrgTechEmail:  arichmond@snap.org
OrgTechRef:    https://rdap.arin.net/registry/entity/ACR14-ARIN

RTechHandle: SJ395-ARIN
RTechName:   Junta, Sam 
RTechPhone:  +1-703-526-4076 
RTechEmail:  sjunta@snap.org
RTechRef:    https://rdap.arin.net/registry/entity/SJ395-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
AS27064 DoD Network Information Center US
AS27064 United States Department of Defense DoD US
AS1239 Cogent Communications, LLC US
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS27064 United States Department of Defense DoD US
AS174 Cogent Communications, LLC US

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Frequently Asked Questions

ASN AS22238 is an Autonomous System Number used to identify a network for BGP internet routing.
AS22238 is listed under Defense Advanced Research Projects Agency DARPA.
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.