ASN AS53719 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53719?

AS53719 is listed under Mainstream Technologies, 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.

AS53719 Mainstream Technologies, Inc.

ASN Lookup Tool

Mainstream Technologies, Inc. mainstream-tech.com

US 3 Routes

AS Data

AS53719

AS53719 – Mainstream Technologies, Inc.

AS Number	53719
AS Name	MAINSTREAM-TECHNOLOGIES-LRDC
Organization	Mainstream Technologies, Inc.(mt-8)
Country	US
Website	mainstream-tech.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-05-03

ASN Intelligence API for production workflows

Use ASN data for AS53719 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.227.171.128/25	AS53719	Mainstream Technologies, Inc.	Mainstream Technologies, Inc	128
8.39.211.0/24	AS53719	Mainstream Technologies, Inc.	Mainstream Technologies, Inc.	256
12.133.45.0/24	AS53719	Mainstream Technologies, Inc.	MAINSTREAM TECHNOLOGIES INC 8310006988753	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:       53719
ASName:         MAINSTREAM-TECHNOLOGIES-LRDC
ASHandle:       AS53719
RegDate:        2011-05-03
Updated:        2012-03-02
Comment:        http://www.mainstream-tech.com
Comment:        Standard NOC hours are 7am to 6pm CST    
Ref:            https://rdap.arin.net/registry/autnum/53719


OrgName:        Mainstream Technologies, Inc.
OrgId:          MT-8
Address:        325 West Capitol Ave.
Address:        2nd Floor
City:           Little Rock
StateProv:      AR
PostalCode:     72201
Country:        US
RegDate:        2011-04-11
Updated:        2011-04-11
Comment:        http://www.mainstream-tech.com
Comment:        Standard NOC hours are 7am to 6pm CST
Ref:            https://rdap.arin.net/registry/entity/MT-8


OrgTechHandle: NOCAD49-ARIN
OrgTechName:   NOC Admin
OrgTechPhone:  +1-501-801-6700 
OrgTechEmail:  licenses@mainstream-tech.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOCAD49-ARIN

OrgAbuseHandle: NOCAD49-ARIN
OrgAbuseName:   NOC Admin
OrgAbusePhone:  +1-501-801-6700 
OrgAbuseEmail:  licenses@mainstream-tech.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOCAD49-ARIN

OrgNOCHandle: NOCAD49-ARIN
OrgNOCName:   NOC Admin
OrgNOCPhone:  +1-501-801-6700 
OrgNOCEmail:  licenses@mainstream-tech.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOCAD49-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
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US