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AS19821 ALCOHOL COUNTERMEASURE SYSTEMS CORP

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

ALCOHOL COUNTERMEASURE SYSTEMS CORP connexservice.ca

CA 1 Routes

AS Data

AS19821

AS19821 – ALCOHOL COUNTERMEASURE SYSTEMS CORP

AS Number	19821
AS Name	ACS-CORP
Organization	ALCOHOL COUNTERMEASURE SYSTEMS CORP(acsc-12)
Country	CA
Website	connexservice.ca
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2007-08-23

ASN Intelligence API for production workflows

Use ASN data for AS19821 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
24.244.253.0/24	AS19821	ALCOHOL COUNTERMEASURE SYSTEMS CORP	ALCOHOL COUNTERMEASURE SYSTEMS CORP	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:       19821
ASName:         ACS-CORP
ASHandle:       AS19821
RegDate:        2007-08-23
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/19821


OrgName:        ALCOHOL COUNTERMEASURE SYSTEMS CORP
OrgId:          ACSC-12
Address:        60 International Blvd.
City:           Toronto
StateProv:      ON
PostalCode:     M9W-6J2
Country:        CA
RegDate:        2007-07-11
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/ACSC-12


OrgAbuseHandle: TECHS43-ARIN
OrgAbuseName:   techsupport
OrgAbusePhone:  +1-905-944-6500 
OrgAbuseEmail:  connexnetworkservices@connexservice.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TECHS43-ARIN

OrgTechHandle: TECHS43-ARIN
OrgTechName:   techsupport
OrgTechPhone:  +1-905-944-6500 
OrgTechEmail:  connexnetworkservices@connexservice.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/TECHS43-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
AS7311	Frontier Networks Inc	CA

Upstreams

AS Number	Description	Country
AS7311	Frontier Networks Inc	CA

Frequently Asked Questions

What is ASN AS19821?

ASN AS19821 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19821?

AS19821 is listed under ALCOHOL COUNTERMEASURE SYSTEMS CORP.

What do peers, upstreams, and downstreams mean?

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 included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.