ASN AS32203 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS32203?

AS32203 is listed under Thornton Labs Inc..

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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AS32203 Thornton Labs Inc. | IPGeolocation.io

ASN Lookup Tool

Thornton Labs Inc. thorntonlabs.io

US 3 Routes

AS Data

AS32203

AS32203 – Thornton Labs Inc.

AS Number	32203
AS Name	TLC-126-32203
Organization	Thornton Labs Inc.(tlc-126)
Country	US
Website	thorntonlabs.io
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2004-03-19

ASN Intelligence API for production workflows

Use ASN data for AS32203 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
66.62.125.0/24	AS32203	Thornton Labs Inc.	Zayo Bandwidth	256
66.62.91.0/24	AS32203	Thornton Labs Inc.	Merdi	256
66.62.92.0/24	AS32203	Thornton Labs Inc.	Merdi	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:       32203
ASName:         TLC-126-32203
ASHandle:       AS32203
RegDate:        2004-03-19
Updated:        2022-11-29    
Ref:            https://rdap.arin.net/registry/autnum/32203


OrgName:        Thornton Labs Inc.
OrgId:          TLC-126
Address:        65 E Broadway St
City:           Butte
StateProv:      MT
PostalCode:     59701
Country:        US
RegDate:        2022-05-03
Updated:        2022-05-13
Ref:            https://rdap.arin.net/registry/entity/TLC-126


OrgNOCHandle: ITADM245-ARIN
OrgNOCName:   IT Admin
OrgNOCPhone:  +1-512-814-8146 
OrgNOCEmail:  support@thorntonlabs.io
OrgNOCRef:    https://rdap.arin.net/registry/entity/ITADM245-ARIN

OrgAbuseHandle: ITADM245-ARIN
OrgAbuseName:   IT Admin
OrgAbusePhone:  +1-512-814-8146 
OrgAbuseEmail:  support@thorntonlabs.io
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITADM245-ARIN

OrgRoutingHandle: ITADM245-ARIN
OrgRoutingName:   IT Admin
OrgRoutingPhone:  +1-512-814-8146 
OrgRoutingEmail:  support@thorntonlabs.io
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ITADM245-ARIN

OrgDNSHandle: ITADM245-ARIN
OrgDNSName:   IT Admin
OrgDNSPhone:  +1-512-814-8146 
OrgDNSEmail:  support@thorntonlabs.io
OrgDNSRef:    https://rdap.arin.net/registry/entity/ITADM245-ARIN

OrgTechHandle: ITADM245-ARIN
OrgTechName:   IT Admin
OrgTechPhone:  +1-512-814-8146 
OrgTechEmail:  support@thorntonlabs.io
OrgTechRef:    https://rdap.arin.net/registry/entity/ITADM245-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
AS6461	Zayo Bandwidth	US
AS55039	Fatbeam, LLC	US

Upstreams

AS Number	Description	Country
AS6461	Zayo Bandwidth	US
AS55039	Fatbeam, LLC	US