ASN AS16876 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?

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AS16876 ICANN | IPGeolocation.io

ASN Lookup Tool

ICANN icann.org

US 9 Routes

AS Data

AS16876

AS16876 – ICANN

AS Number	16876
AS Name	ICANN-DC
Organization	ICANN(icann)
Country	US
Website	icann.org
Number of IPv4 Routes	6
Number of IPv6 Routes	3
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2009-06-22

ASN Intelligence API for production workflows

Use ASN data for AS16876 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
208.77.191.0/24	AS16876	ICANN	ICANN	256
2620:0:2830::/48	AS16876	ICANN	ICANN	~1×10²⁴
2602:800:900f::/48	AS16876	ICANN	ICANN	~1×10²⁴
2001:500:88::/48	AS16876	ICANN	ICANN	~1×10²⁴
208.77.189.0/24	AS16876	ICANN	ICANN	256
192.0.47.0/24	AS16876	ICANN	ICANN	256
192.0.43.0/24	AS16876	ICANN	ICANN	256
192.0.44.0/22	AS16876	ICANN	ICANN	1024
199.4.29.0/24	AS16876	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:       16876
ASName:         ICANN-DC
ASHandle:       AS16876
RegDate:        2009-06-22
Updated:        2016-01-11    
Ref:            https://rdap.arin.net/registry/autnum/16876


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


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

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


#
# 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
AS286	GTT Communications Inc.	NL
AS286	GTT Communications Inc.	US
AS26710	ICANN	US
AS3257	GTT Communications Inc.	US
AS2914	NTT America, Inc.	US
AS52306	NIC Chile	CL
AS25192	CZ.NIC, z.s.p.o.	CZ

Upstreams

AS Number	Description	Country
AS286	GTT Communications Inc.	US
AS3257	GTT Communications Inc.	US
AS2914	NTT America, Inc.	US

Downstreams

AS Number	Description	Country
AS26710	ICANN	US
AS52306	NIC Chile	CL
AS25192	CZ.NIC, z.s.p.o.	CZ