What is ASN AS397181?

ASN AS397181 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397181?

AS397181 is listed under Stack Harbor 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?

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.

AS397181 Stack Harbor Inc. | IPGeolocation.io

ASN Lookup Tool

Stack Harbor Inc. stackharbor.com

CA 4 Routes

AS Data

AS397181

AS397181 – Stack Harbor Inc.

AS Number	397181
AS Name	STACKHARBOR
Organization	Stack Harbor Inc.(sh-282)
Country	CA
Website	stackharbor.com
Number of IPv4 Routes	3
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2018-12-04

ASN Intelligence API for production workflows

Use ASN data for AS397181 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.128.160.0/24	AS397181	Stack Harbor Inc.	Stack Harbor Inc.	256
205.204.80.0/24	AS397181	Stack Harbor Inc.	Stack Harbor Inc.	256
68.71.54.0/24	AS397181	Stack Harbor Inc.	Stack Harbor Inc.	256
2604:c840::/32	AS397181	Stack Harbor Inc.	Stack Harbor Inc.	~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:       397181
ASName:         STACKHARBOR
ASHandle:       AS397181
RegDate:        2018-12-04
Updated:        2018-12-04
Comment:        www.stackharbor.com
Comment:        Standard NOC hours 
Comment:        8am to 7pm EST    
Ref:            https://rdap.arin.net/registry/autnum/397181


OrgName:        Stack Harbor Inc.
OrgId:          SH-282
Address:        486 Sainte-Catherine West
Address:        Suite 300
City:           Montreal
StateProv:      QC
PostalCode:     H3B 1A6
Country:        CA
RegDate:        2014-06-25
Updated:        2024-11-25
Comment:        https://www.stackharbor.com/
Comment:        Standard NOC hours are 9:00 AM to 6:00 PM EST
Ref:            https://rdap.arin.net/registry/entity/SH-282


OrgTechHandle: NOC31949-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-855-446-7836 
OrgTechEmail:  operations@stackharbor.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC31949-ARIN

OrgAbuseHandle: ABUSE5242-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-855-446-7836 
OrgAbuseEmail:  abuse@stackharbor.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5242-ARIN

OrgNOCHandle: NOC31949-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-855-446-7836 
OrgNOCEmail:  operations@stackharbor.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC31949-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
AS10929	eStruxture Data Centers Inc.	CA
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS10929	eStruxture Data Centers Inc.	CA
AS174	Cogent Communications, LLC	US

Contacts

Email Contacts

operations@stackharbor.com

Abuse Contacts

abuse@stackharbor.com