ASN AS20144 is an Autonomous System Number used to identify a network for BGP internet routing.

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?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS20144 ICANN | IPGeolocation.io

ASN Lookup Tool

ICANN icann.org

US 19 Routes

AS Data

AS20144

AS20144 – ICANN

AS Number	20144
AS Name	IMRS
Organization	ICANN(icann)
Country	US
Website	icann.org
Number of IPv4 Routes	9
Number of IPv6 Routes	10
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2001-03-30

ASN Intelligence API for production workflows

Use ASN data for AS20144 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.7.95.0/24	AS20144	ICANN	ICANN	256
192.0.40.0/24	AS20144	ICANN	ICANN	256
2001:500:3::/48	AS20144	ICANN	ICANN	~1×10²⁴
2001:500:9d::/48	AS20144	ICANN	ICANN	~1×10²⁴
2602:800:9004::/48	AS20144	ICANN	ICANN	~1×10²⁴
199.7.82.0/23	AS20144	ICANN	ICANN	512
2001:500:9f::/48	AS20144	ICANN	ICANN	~1×10²⁴
192.0.38.0/24	AS20144	ICANN	ICANN	256
2001:500:8c::/48	AS20144	ICANN	ICANN	~1×10²⁴
192.0.41.0/24	AS20144	ICANN	ICANN	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:       20144
ASName:         IMRS
ASHandle:       AS20144
RegDate:        2001-03-30
Updated:        2022-05-04
Comment:        ICANN - DNS Engineering - www: http://www.dns.icann.org/imrs
Comment:        
Comment:        The ICANN Managed Root Server (IMRS), One of the 13 Internet root name server,
Comment:        is being operated by ICANN
Comment:        
Comment:        AS20144 is dedicated for the use of IMRS and
Comment:        distributed using Anycast.
Comment:        
Comment:        24/7/365 NOC via email noc@dns.icann.org via
Comment:        phone +1.424.217.1313
Comment:        
Comment:        Visit http://as20144.peeringdb.com for our
Comment:        peering information    
Ref:            https://rdap.arin.net/registry/autnum/20144


OrgName:        ICANN
OrgId:          ICANN
Address:        12025 Waterfront Dr.
Address:        Suite 300
City:           Los Angeles
StateProv:      CA
PostalCode:     90094
Country:        US
RegDate:        2001-03-30
Updated:        2024-05-31
Ref:            https://rdap.arin.net/registry/entity/ICANN


OrgDNSHandle: ICANN-ARIN
OrgDNSName:   ICANN DNS
OrgDNSPhone:  +1-424-217-1313 
OrgDNSEmail:  noc@dns.icann.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/ICANN-ARIN

OrgTechHandle: JENKI373-ARIN
OrgTechName:   Jenkins, Josh 
OrgTechPhone:  +1-310-578-8699 
OrgTechEmail:  josh.jenkins@icann.org
OrgTechRef:    https://rdap.arin.net/registry/entity/JENKI373-ARIN

OrgTechHandle: CORZO1-ARIN
OrgTechName:   Corzo, Eduardo 
OrgTechPhone:  +1-310-383-0976 
OrgTechEmail:  eduardo.corzo@icann.org
OrgTechRef:    https://rdap.arin.net/registry/entity/CORZO1-ARIN

OrgAbuseHandle: ICANN-NET
OrgAbuseName:   Internet Corporation for Assigned Names and Number
OrgAbusePhone:  +1-310-301-3889 
OrgAbuseEmail:  ops@icann.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ICANN-NET


#
# 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
AS40994	Hohl IT e.U.	AT
AS13030	Init7 (Switzerland) Ltd.	CH
AS286	GTT Communications Inc.	US
AS38880	Micron21 Datacentre Pty Ltd	AU
AS14537	Continent 8 LLC	US
AS31287	IPACCT CABLE Ltd	BG
AS45352	IP ServerOne Solutions Sdn Bhd	MY
AS20912	Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C."	IT
AS137661	Rajcomp Info Services Ltd.	IN
AS37468	Angola Cables	AO

Upstreams

AS Number	Description	Country
AS208398	Edge Technology Plus d.o.o. Beograd	RS
AS13238	YANDEX LLC	RU
AS29432	TREX Regional Exchanges Oy	FI
AS6939	Hurricane Electric LLC	US
AS286	GTT Communications Inc.	US
AS38880	Micron21 Datacentre Pty Ltd	AU
AS33920	aq networks limited	GB
AS8966	EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC	AE
AS263779	Academia Nacional de Ciencias	CR
AS20912	Giuliano Claudio Peritore trading as Panservice s.a.s. di Cuseo Fabrizio & C.	IT