ASN AS19751 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19751?

AS19751 is listed under Endeavor Communications.

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?

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AS19751 Endeavor Communications

ASN Lookup Tool

Endeavor Communications weendeavor.com

US 7 Routes

AS Data

AS19751

AS19751 – Endeavor Communications

AS Number	19751
AS Name	CCRTC
Organization	Endeavor Communications(cccc)
Country	US
Website	weendeavor.com
Number of IPv4 Routes	6
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2001-02-09

ASN Intelligence API for production workflows

Use ASN data for AS19751 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
75.103.128.0/18	AS19751	Endeavor Communications	Endeavor Communications	16384
172.96.132.0/22	AS19751	Endeavor Communications	Endeavor Communications	1024
209.132.160.0/20	AS19751	Endeavor Communications	Endeavor Communications	4096
137.49.224.0/19	AS19751	Endeavor Communications	Endeavor Communications	8192
2606:b500::/32	AS19751	Endeavor Communications	Endeavor Communications	~79×10²⁷
64.18.140.0/22	AS19751	Endeavor Communications	Endeavor Communications	1024
75.103.192.0/19	AS19751	Endeavor Communications	Endeavor Communications	8192

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:       19751
ASName:         CCRTC
ASHandle:       AS19751
RegDate:        2001-02-09
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/19751


OrgName:        Endeavor Communications
OrgId:          CCCC
Address:        PO Box 237
Address:        2 S West Street
City:           Cloverdale
StateProv:      IN
PostalCode:     46120
Country:        US
RegDate:        2001-04-10
Updated:        2023-02-28
Ref:            https://rdap.arin.net/registry/entity/CCCC


OrgTechHandle: NOC11721-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-800-922-6677 
OrgTechEmail:  ipadmin@weendeavor.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC11721-ARIN

OrgNOCHandle: NOC11721-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-800-922-6677 
OrgNOCEmail:  ipadmin@weendeavor.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC11721-ARIN

OrgAbuseHandle: NOC11721-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-800-922-6677 
OrgAbuseEmail:  ipadmin@weendeavor.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC11721-ARIN

RAbuseHandle: NOC11721-ARIN
RAbuseName:   Network Operations Center
RAbusePhone:  +1-800-922-6677 
RAbuseEmail:  ipadmin@weendeavor.com
RAbuseRef:    https://rdap.arin.net/registry/entity/NOC11721-ARIN

RTechHandle: NOC11721-ARIN
RTechName:   Network Operations Center
RTechPhone:  +1-800-922-6677 
RTechEmail:  ipadmin@weendeavor.com
RTechRef:    https://rdap.arin.net/registry/entity/NOC11721-ARIN

RNOCHandle: NOC11721-ARIN
RNOCName:   Network Operations Center
RNOCPhone:  +1-800-922-6677 
RNOCEmail:  ipadmin@weendeavor.com
RNOCRef:    https://rdap.arin.net/registry/entity/NOC11721-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
AS1299	Arelion Sweden AB	SE
AS3356	Level 3 Parent, LLC	US
AS32703	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS1299	Arelion Sweden AB	SE
AS3356	Level 3 Parent, LLC	US
AS32703	Zayo Bandwidth	US