AS21867 Cablevision Lightpath LLC 🇺🇸 US

Announcing 1 prefixes, seen at the RIS collectors.

IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS21867
Name
Cablevision Lightpath LLC
Organisation
Lightpath Columbus
Country
🇺🇸 US
RIR
ARIN
Allocated
2026-02-13
Network type
NSP
Scope
Regional
Peering policy
Restrictive
IRR as-set
ARIN::AS21867:AS-CONE
PeeringDB
net/42735

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.arin.net

ASNumber:       21867
ASName:         LIGHTPATH-COLUMBUS
ASHandle:       AS21867
RegDate:        2026-02-13
Updated:        2026-06-18
Comment:        https://lightpathfiber.com/
Ref:            https://rdap.arin.net/registry/autnum/21867

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

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

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

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

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

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