What is ASN AS399029?

ASN AS399029 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399029?

AS399029 is listed under IX Denver.

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.

AS399029 IX Denver | IPGeolocation.io

ASN Lookup Tool

IX Denver ix-west.org

US 2 Routes

AS Data

AS399029

AS399029 – IX Denver

AS Number	399029
AS Name	IXD-MEMBER-SERVICES
Organization	IX Denver(ixwes)
Country	US
Website	ix-west.org
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2022-11-18

ASN Intelligence API for production workflows

Use ASN data for AS399029 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.144.216.0/24	AS399029	IX Denver	IX Denver	256
2607:dc0::/32	AS399029	IX Denver	IX Denver	~79×10²⁷

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:       399029
ASName:         IXD-MEMBER-SERVICES
ASHandle:       AS399029
RegDate:        2022-11-18
Updated:        2022-11-18    
Ref:            https://rdap.arin.net/registry/autnum/399029


OrgName:        IX-Denver
OrgId:          IXWES
Address:        9878 W Belleview Ave #5134
City:           Denver
StateProv:      CO
PostalCode:     80123
Country:        US
RegDate:        2015-06-26
Updated:        2025-10-31
Comment:        Non-facility non-profit Interconnection Exchange.
Ref:            https://rdap.arin.net/registry/entity/IXWES


OrgAbuseHandle: NAT43-ARIN
OrgAbuseName:   Todd, Nathaniel Andrew
OrgAbusePhone:  +1-720-202-7394 
OrgAbuseEmail:  nathaniel@ix-west.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAT43-ARIN

OrgTechHandle: CALKI43-ARIN
OrgTechName:   Calkins, Mark 
OrgTechPhone:  +1-720-663-8873 
OrgTechEmail:  mark.calkins@gmail.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CALKI43-ARIN

OrgAbuseHandle: GRUND7-ARIN
OrgAbuseName:   Grundemann, Chris 
OrgAbusePhone:  +1-303-351-1539 
OrgAbuseEmail:  cgrundemann@gmail.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GRUND7-ARIN

OrgNOCHandle: GRUND7-ARIN
OrgNOCName:   Grundemann, Chris 
OrgNOCPhone:  +1-303-351-1539 
OrgNOCEmail:  cgrundemann@gmail.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/GRUND7-ARIN

OrgAbuseHandle: CALKI43-ARIN
OrgAbuseName:   Calkins, Mark 
OrgAbusePhone:  +1-720-663-8873 
OrgAbuseEmail:  mark.calkins@gmail.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CALKI43-ARIN

OrgRoutingHandle: NAT43-ARIN
OrgRoutingName:   Todd, Nathaniel Andrew
OrgRoutingPhone:  +1-720-202-7394 
OrgRoutingEmail:  nathaniel@ix-west.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NAT43-ARIN

OrgTechHandle: NAT43-ARIN
OrgTechName:   Todd, Nathaniel Andrew
OrgTechPhone:  +1-720-202-7394 
OrgTechEmail:  nathaniel@ix-west.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NAT43-ARIN

OrgNOCHandle: CALKI43-ARIN
OrgNOCName:   Calkins, Mark 
OrgNOCPhone:  +1-720-663-8873 
OrgNOCEmail:  mark.calkins@gmail.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/CALKI43-ARIN

OrgNOCHandle: NAT43-ARIN
OrgNOCName:   Todd, Nathaniel Andrew
OrgNOCPhone:  +1-720-202-7394 
OrgNOCEmail:  nathaniel@ix-west.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/NAT43-ARIN

OrgTechHandle: GRUND7-ARIN
OrgTechName:   Grundemann, Chris 
OrgTechPhone:  +1-303-351-1539 
OrgTechEmail:  cgrundemann@gmail.com
OrgTechRef:    https://rdap.arin.net/registry/entity/GRUND7-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
AS36236	NetActuate, Inc	US
AS53597	Hoyos Consulting LLC	US
AS19754	The Fusion Network, LLC	US
AS14041	University Corporation for Atmospheric Research	US
AS6939	Hurricane Electric LLC	US
AS1828	Unitas Global	US
AS3356	Level 3 Parent, LLC	US
AS4474	TCT West, Inc.	US

Upstreams

AS Number	Description	Country
AS6939	Hurricane Electric LLC	US
AS3356	Level 3 Parent, LLC	US