ASN AS54419 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54419?

AS54419 is listed under Cablevision Lightpath LLC.

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.

AS54419 Cablevision Lightpath LLC

ASN Lookup Tool

Cablevision Lightpath LLC lightpathfiber.com

US 2 Routes

AS Data

AS54419

AS54419 – Cablevision Lightpath LLC

AS Number	54419
AS Name	LIGHTPATH-PHOENIX
Organization	Cablevision Lightpath LLC(cll-174)
Country	US
Website	lightpathfiber.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2025-03-28

ASN Intelligence API for production workflows

Use ASN data for AS54419 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2606:2e80:1::/48	AS54419	Cablevision Lightpath LLC	Cablevision Lightpath LLC	~1×10²⁴
38.72.68.0/24	AS54419	Cablevision Lightpath LLC	CABLEVISION LIGHTPATH, LLC	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:       54419
ASName:         LIGHTPATH-PHOENIX
ASHandle:       AS54419
RegDate:        2025-03-28
Updated:        2025-03-28    
Ref:            https://rdap.arin.net/registry/autnum/54419


OrgName:        Cablevision Lightpath LLC
OrgId:          CLL-174
Address:        1111 Stewart Avenue
City:           Bethpage
StateProv:      NY
PostalCode:     11714
Country:        US
RegDate:        2024-06-24
Updated:        2026-01-21
Ref:            https://rdap.arin.net/registry/entity/CLL-174


OrgTechHandle: LFIA1-ARIN
OrgTechName:   Lightpath Fiber IP Admin
OrgTechPhone:  +1-866-611-3434 
OrgTechEmail:  ipadmin@lightpathfiber.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LFIA1-ARIN

OrgNOCHandle: LFNMC-ARIN
OrgNOCName:   Lightpath Fiber Network Management Center
OrgNOCPhone:  +1-866-611-3434 
OrgNOCEmail:  ipadmin@lightpathfiber.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/LFNMC-ARIN

OrgTechHandle: CIO1-ARIN
OrgTechName:   Cablevision Internet Operations
OrgTechPhone:  +1-516-390-5480 
OrgTechEmail:  hostmaster@alticeusa.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CIO1-ARIN

OrgTechHandle: OLE2-ARIN
OrgTechName:   Optimum Lightpath Eng
OrgTechPhone:  +1-866-611-3434 
OrgTechEmail:  ipadmin@lightpathfiber.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OLE2-ARIN

OrgAbuseHandle: LFAR-ARIN
OrgAbuseName:   Lightpath Fiber Abuse Reports
OrgAbusePhone:  +1-866-611-3434 
OrgAbuseEmail:  abuses@lightpathfiber.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LFAR-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
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS174	Cogent Communications, LLC	US

Contacts

Email Contacts

hostmaster@alticeusa.com ipadmin@lightpathfiber.com

Abuse Contacts

abuses@lightpathfiber.com