ASN Lookup Tool

Mainstream Data, Inc. mainstreamdata.com US US 4 Routes

AS Data

AS19717

AS19717 – Mainstream Data, Inc.

AS Number 19717
AS Name MAINSTREAMDATA-375
Organization Mainstream Data, Inc.(mains-14)
Country US
Website mainstreamdata.com
Number of IPv4 Routes 4
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2001-02-07

ASN Intelligence API for production workflows

Use ASN data for AS19717 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 # IPs
209.63.42.0/24 256
67.50.119.0/24 256
209.63.3.0/24 256
70.102.230.0/23 512

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:       19717
ASName:         MAINSTREAMDATA-375
ASHandle:       AS19717
RegDate:        2001-02-07
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/19717


OrgName:        Mainstream Data, Inc.
OrgId:          MAINS-14
Address:        375 Chipeta Way
Address:        Suite B
City:           Salt Lake City
StateProv:      UT
PostalCode:     84108
Country:        US
RegDate:        2008-02-06
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/MAINS-14


OrgAbuseHandle: DNSAD209-ARIN
OrgAbuseName:   DNS Admin
OrgAbusePhone:  +1-801-584-2800 
OrgAbuseEmail:  dnsadmin@mainstreamdata.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAD209-ARIN

OrgTechHandle: DNSAD209-ARIN
OrgTechName:   DNS Admin
OrgTechPhone:  +1-801-584-2800 
OrgTechEmail:  dnsadmin@mainstreamdata.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DNSAD209-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
AS3549 Level 3 Communications, Inc. (GBLX) US
AS3356 Level 3 Parent, LLC US
AS7385 Allstream Business US, LLC US
AS63039 Spok Inc. US

Upstreams

AS Number Description Country
AS3356 Level 3 Parent, LLC US
AS7385 Allstream Business US, LLC US

Downstreams

AS Number Description Country
AS63039 Spok Inc. US

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS19717 is an Autonomous System Number used to identify a network for BGP internet routing.
AS19717 is listed under Mainstream Data, Inc..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.