ASN AS26143 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS26143?

AS26143 is listed under ProSites, 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.

AS26143 ProSites, Inc. | IPGeolocation.io

ASN Lookup Tool

ProSites, Inc. prosites.com

US 1 Routes

AS Data

AS26143

AS26143 – ProSites, Inc.

AS Number	26143
AS Name	PROSITES-WC1
Organization	ProSites, Inc.(prosi-1)
Country	US
Website	prosites.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2009-02-05

ASN Intelligence API for production workflows

Use ASN data for AS26143 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
8.19.178.0/24	AS26143	ProSites, Inc.	ProSites, Inc.	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:       26143
ASName:         PROSITES-WC1
ASHandle:       AS26143
RegDate:        2009-02-05
Updated:        2015-02-13
Comment:        http://www.prosites.com    
Ref:            https://rdap.arin.net/registry/autnum/26143


OrgName:        ProSites, Inc.
OrgId:          PROSI-1
Address:        27919 Jefferson Avenue, Suite 103
City:           Temecula
StateProv:      CA
PostalCode:     92590
Country:        US
RegDate:        2008-11-04
Updated:        2015-02-13
Comment:        http://www.prosites.com
Ref:            https://rdap.arin.net/registry/entity/PROSI-1


OrgTechHandle: NOC3354-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-951-294-5867 
OrgTechEmail:  it@prosites.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC3354-ARIN

OrgNOCHandle: NOC3354-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-951-294-5867 
OrgNOCEmail:  it@prosites.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC3354-ARIN

OrgAbuseHandle: NOC3354-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-951-294-5867 
OrgAbuseEmail:  it@prosites.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC3354-ARIN

RTechHandle: NOC3354-ARIN
RTechName:   Network Operations Center
RTechPhone:  +1-951-294-5867 
RTechEmail:  it@prosites.com
RTechRef:    https://rdap.arin.net/registry/entity/NOC3354-ARIN

RAbuseHandle: NOC3354-ARIN
RAbuseName:   Network Operations Center
RAbusePhone:  +1-951-294-5867 
RAbuseEmail:  it@prosites.com
RAbuseRef:    https://rdap.arin.net/registry/entity/NOC3354-ARIN

RNOCHandle: NOC3354-ARIN
RNOCName:   Network Operations Center
RNOCPhone:  +1-951-294-5867 
RNOCEmail:  it@prosites.com
RNOCRef:    https://rdap.arin.net/registry/entity/NOC3354-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

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US