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Data as of Nov 4, 2026

216.255.96.0/19

7 residential-proxy exits · 30 days

Cablevision Systems Corp.

Announcement
this exact prefix
RPKI valid
Announced by
AS6128
Type
Residential
50% of it

Residential-proxy exits

Proxy exits
7
0.09% of its addresses · 30 days
Always-on exits
2
29% of its exits
Spread
5 of 32
/24s with at least one exit
Providers
45
selling exits here
Oct 5, 2026 – Nov 3, 2026

Exits seen per day

2.7K observations
  • Residential
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
216.255.104.0/2412
216.255.122.0/2411
216.255.101.0/2402
216.255.113.0/2401
216.255.123.0/2401

Proxy providers listing exits

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Announcements

More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
216.255.100.0/24
since Oct 2006
AS21821BusinessCablevision Systems Corp.
216.255.101.0/24
since Oct 2006
AS21821Business2Cablevision Systems Corp.
216.255.105.0/24
since Feb 2020
AS54004BusinessCablevision Systems Corp.
216.255.106.0/24
since May 2023
AS19961BusinessCablevision Systems Corp.
216.255.107.0/24AS19720ResidentialCablevision Systems Corp.
216.255.110.0/24
since Sep 2020
AS54004BusinessCablevision Systems Corp.

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
216.255.96.0/198,192CVNET-2Cablevision Systems Corp. (CVNT) · USDirect AllocationMar 17, 2003abuse@cv.net
└ 216.255.96.0/23512CVNET-D8FF600unknown———
└ 216.255.98.192/2664CVNET-D8FF62C0unknown———
└ 216.255.99.0/24256CVNET-D8FF6300unknown———
└ 216.255.100.0/23512CVNE-D8FF640Montefiore Medical Center (C00655018) · USReassignedAug 28, 2003abuse@cv.net
via CVNET-2
└ 216.255.103.0/24256CVNET-D8FF670unknown———
└ 216.255.104.0/2816CVNET-D8FF6800unknown———
└ 216.255.104.16/2816CVNET-D8FF6810unknown———
└ 216.255.104.32/2816CVNET-D8FF6820unknown———
└ 216.255.104.48/2816CVNET-D8FF6830unknown———
└ 216.255.104.64/2816CVNET-D8FF6840unknown———
└ 216.255.104.80/2816CVNET-D8FF6850unknown———
└ 216.255.104.96/2816CVNET-D8FF6860unknown———
└ 216.255.104.112/2816CVNET-D8FF6870unknown———
└ 216.255.104.128/2816CVNET-D8FF6880unknown———
└ 216.255.104.144/2816CVNET-D8FF6890unknown———
└ 216.255.104.176/2816CVNET-D8FF68B0unknown———
└ 216.255.104.192/2816CVNET-D8FF68C0unknown———
└ 216.255.104.208/2816CVNET-D8FF68D0unknown———
└ 216.255.104.224/2816CVNET-D8FF68E0unknown———
└ 216.255.104.240/2816CVNET-D8FF68F0unknown———
└ 216.255.105.0/24256CVNET-D8FF690Railworks Transit (C01386136) · USReassignedJun 22, 2006abuse@cv.net
via CVNET-2
└ 216.255.106.0/24256CVNET-D8FF6A0Petro Inc (C01386137) · USReassignedJun 22, 2006abuse@cv.net
via CVNET-2
└ 216.255.107.0/24256CVNET-D8FF6B0Certpoint Systems (C02192693) · USReassignedMar 26, 2009abuse@cv.net
via CVNET-2
└ 216.255.108.0/24256CVNET-D8FF6C0unknown———
└ 216.255.109.0/298CVNET-D8FF6D00unknown———
└ 216.255.109.8/298CVNET-D8FF6D08unknown———
└ 216.255.109.32/298CVNET-D8FF6D20unknown———
└ 216.255.109.40/298CVNET-D8FF6D28unknown———
└ 216.255.109.56/298CVNET-D8FF6D38unknown———
└ 216.255.109.64/298CVNET-D8FF6D40unknown———
└ 216.255.109.72/298CVNET-D8FF6D48unknown———
└ 216.255.109.80/298CVNET-D8FF6D50unknown———
└ 216.255.109.96/298CVNET-D8FF6D60unknown———
└ 216.255.109.104/298CVNET-D8FF6D68unknown———
└ 216.255.109.112/298CVNET-D8FF6D70unknown———
└ 216.255.109.128/298CVNET-D8FF6D80unknown———
└ 216.255.109.136/298CVNET-D8FF6D88unknown———
└ 216.255.109.144/298CVNET-D8FF6D90unknown———
└ 216.255.109.152/298CVNET-D8FF6D98unknown———
└ 216.255.109.160/298CVNET-D8FF6DA0unknown———
└ 216.255.109.168/298CVNET-D8FF6DA8unknown———
└ 216.255.109.176/298CVNET-D8FF6DB0unknown———
└ 216.255.109.192/298CVNET-D8FF6DC0unknown———
└ 216.255.109.200/298CVNET-D8FF6DC8unknown———
└ 216.255.109.208/298CVNET-D8FF6DD0unknown———
└ 216.255.109.216/298CVNET-D8FF6DD8unknown———
└ 216.255.109.224/298CVNET-D8FF6DE0unknown———
└ 216.255.109.232/298CVNET-D8FF6DE8unknown———
└ 216.255.109.240/298CVNET-D8FF6DF0unknown———
└ 216.255.109.248/298CVNET-D8FF6DF8unknown———
└ 216.255.110.0/24256CVNET-D8FF6E0Cablevision Infrastructure (C00657844) · USReassignedSep 3, 2003abuse@cv.net
via CVNET-2
└ 216.255.112.0/24256CVNET-D8FF700unknown———
└ 216.255.113.0/24256CVNET-D8FF7100unknown———
└ 216.255.114.0/24256CVNET-D8FF720unknown———
└ 216.255.116.0/298CVNET-0XD8FF7400unknown———
└ 216.255.116.24/298CVNET-D8FF7418unknown———
└ 216.255.116.32/2732CVNET-D8FF7420unknown———
└ 216.255.116.64/2816CVNET-D8FF7440unknown———
└ 216.255.116.80/2816CVNET-D8FF7450unknown———
└ 216.255.116.96/298CVNET-D8FF7460unknown———
└ 216.255.116.104/298CVNET-D8FF7468unknown———
└ 216.255.116.112/2816CVNET-D8FF7470unknown———
└ 216.255.116.128/2732CVNET-D8FF7480unknown———
└ 216.255.116.160/2732CVNET-D8FF74A0unknown———
└ 216.255.116.192/2732CVNET-D8FF74C0unknown———
└ 216.255.116.224/2732CVNET-D8FF74E0unknown———
└ 216.255.117.0/25128D8FF750unknown———
└ 216.255.117.128/25128CVNET-D8FF7580unknown———
└ 216.255.119.8/298CVNET-D8FF778unknown———
└ 216.255.119.16/2816CVNET-0XD8FF7710unknown———
└ 216.255.119.32/298CVNET-D8FF7720unknown———
└ 216.255.119.40/298CVNET-0XD8FF7728unknown———
└ 216.255.119.48/2816CVNET-D8FF7730unknown———
└ 216.255.119.64/2664CVNET-D8FF774unknown———
└ 216.255.119.128/2732CVNET-D8FF7780unknown———
└ 216.255.119.160/2732CVNET-D8FF77A0unknown———
└ 216.255.119.192/2732CVNET-D8FF77C0unknown———
└ 216.255.119.232/298CVNET-D8FF77E8unknown———
└ 216.255.120.72/298CVNET-D8FF7848unknown———
└ 216.255.120.80/298CVNET-D8FF7850unknown———
└ 216.255.120.96/298CVNET-D8FF7860unknown———
└ 216.255.120.104/298CVNET-D8FF7868unknown———
└ 216.255.120.112/304CVNET-D8FF7870unknown———
└ 216.255.120.120/298CVNET-D8FF7878unknown———
└ 216.255.120.128/2732CVNET-D8FF7880unknown———
└ 216.255.120.160/2732CVNET-D8FF78A0unknown———
└ 216.255.120.192/2816CVNET-D8FF78C0unknown———
└ 216.255.120.208/298CVNET-D8FF78D0unknown———
└ 216.255.120.216/298CVNET-D8FF78D8unknown———
└ 216.255.120.224/298CVNET-D8FF78E0unknown———
└ 216.255.120.232/298CVNET-D8FF78E8unknown———
└ 216.255.120.240/298CVNET-D8FF78F0unknown———
└ 216.255.120.248/298CVNET-D8FF78F8unknown———
└ 216.255.121.8/298CVNET-D8FF798unknown———
└ 216.255.121.16/298CVNET-D8FF7910unknown———
└ 216.255.121.32/298CVNET-D8FF7920unknown———
└ 216.255.121.56/298CVNET-D8FF7938unknown———
└ 216.255.121.64/298CVNET-D8FF7940unknown———
└ 216.255.121.80/298CVNET-D8FF7950unknown———
└ 216.255.121.88/298CVNET-D8FF7958unknown———
└ 216.255.121.96/2732CVNET-D8FF7960unknown———
└ 216.255.121.128/298CVNET-D8FF7980unknown———
└ 216.255.121.144/298CVNET-D8FF7990unknown———
└ 216.255.121.152/298CVNET-D8FF7998unknown———
└ 216.255.121.160/2732CVNET-D8FF79A0unknown———
└ 216.255.121.192/2732CVNET-D8FF79C0unknown———
└ 216.255.121.224/2732CVNET-D8FF79E0unknown———
└ 216.255.122.0/298CVNET-D8FF7A00unknown———
└ 216.255.122.8/298CVNET-D8FF7A8unknown———
└ 216.255.122.16/298CVNET-D8FF7A10unknown———
└ 216.255.122.32/298CVNET-D8FF7A20unknown———
└ 216.255.122.40/298CVNET-D8FF7A28unknown———
└ 216.255.122.56/298CVNET-D8FF7A38unknown———
└ 216.255.122.64/298CVNET-D8FF7A40unknown———
└ 216.255.122.72/298CVNET-D8FF7A48unknown———
└ 216.255.122.80/298CVNET-D8FF7A50unknown———
└ 216.255.122.88/298CVNET-D8FF7A58unknown———
└ 216.255.122.96/298CVNET-D8FF7A60unknown———
└ 216.255.122.104/298CVNET-D8FF7A68unknown———
└ 216.255.122.112/298CVNET-D8FF7A70unknown———
└ 216.255.122.128/298CVNET-D8FF7A80unknown———
└ 216.255.122.136/298CVNET-D8FF7A88unknown———
└ 216.255.122.144/298CVNET-D8FF7A90unknown———
└ 216.255.122.152/298CVNET-D8FF7A98unknown———
└ 216.255.122.160/298CVNET-D8FF7AA0unknown———
└ 216.255.122.176/298CVNET-D8FF7AB0unknown———
└ 216.255.122.192/298CVNET-D8FF7AC0unknown———
└ 216.255.122.200/298CVNET-D8FF7AC8unknown———
└ 216.255.122.208/298CVNET-D8FF7AD0unknown———
└ 216.255.122.216/298CVNET-D8FF7AD8unknown———
└ 216.255.122.224/298CVNET-D8FF7AE0unknown———
└ 216.255.122.232/298CVNET-D8FF7AE8unknown———
└ 216.255.122.240/298CVNET-D8FF7AF0unknown———
└ 216.255.122.248/298CVNET-D8FF7AF8unknown———
└ 216.255.123.0/2816CVNET-D8FF7B0unknown———
└ 216.255.123.16/2816CVNET-D8FF7B10unknown———
└ 216.255.123.40/298CVNET-D8FF7B28unknown———
└ 216.255.123.48/2816CVNET-D8FF7B30unknown———
└ 216.255.123.64/2816CVNET-D8FF7B40unknown———
└ 216.255.123.80/2816CVNET-D8FF7B50unknown———
└ 216.255.123.96/2816D8FF7B60unknown———
└ 216.255.123.112/2816CVNET-D8FF7B70unknown———
└ 216.255.123.128/2816CVNET-D8FF7B80unknown———
└ 216.255.123.144/2816CVNET-D8FF7B90unknown———
└ 216.255.123.160/2816CVNET-D8FF7BA0unknown———
└ 216.255.123.176/2816CVNET-D8FF7BB0unknown———
└ 216.255.123.192/2816CVNET-D8FF7BC0unknown———
└ 216.255.123.208/298CVNET-D8FF7BD0unknown———
└ 216.255.123.216/298CVNET-D8FF7BD8unknown———
└ 216.255.123.224/2816CVNET-D8FF7BE0unknown———
└ 216.255.123.240/2816CVNET-D8FF7BF0unknown———
└ 216.255.124.0/24256CVNET-D8FF7C0unknown———
└ 216.255.125.0/298CVNET-D8FF7D0unknown———
└ 216.255.125.8/298CVNET-D8FF7D08unknown———
└ 216.255.125.16/298CVNET-D8FF7D10unknown———
└ 216.255.125.24/298CVNET-D8FF7D18unknown———
└ 216.255.125.40/298CVNET-D8FF7D28unknown———
└ 216.255.125.56/298CVNET-D8FF7D38unknown———
└ 216.255.125.72/298CVNET-D8FF7D48unknown———
└ 216.255.125.80/298CVNET-D8FF7D50unknown———
└ 216.255.125.88/298CVNET-D8FF7D58unknown———
└ 216.255.125.96/298CVNET-D8FF7D60unknown———
└ 216.255.125.104/298CVNET-D8FF7D68unknown———
└ 216.255.125.112/298CVNET-D8FF7D70unknown———
└ 216.255.125.128/298CVNET-D8FF7D80unknown———
└ 216.255.125.136/298CVNET-D8FF7D88unknown———
└ 216.255.125.144/298CVNET-D8FF7D90unknown———
└ 216.255.125.152/298CVNET-D8FF7D98unknown———
└ 216.255.125.160/298CVNET-D8FF7DA0unknown———
└ 216.255.125.168/298CVNET-D8FF7DA8unknown———
└ 216.255.125.176/298CVNET-D8FF7DB0unknown———
└ 216.255.125.184/298CVNET-D8FF7DB8unknown———
└ 216.255.125.192/298CVNET-D8FF7DC0unknown———
└ 216.255.125.200/298CVNET--D8FF7DC8unknown———
└ 216.255.125.208/298CVNET-D8FF7DD0unknown———
└ 216.255.125.216/298CVNET-D8FF7DD8unknown———
└ 216.255.125.224/298CVNET-D8FF7DE0unknown———
└ 216.255.125.232/298CVNET-D8FF7DE8unknown———
└ 216.255.125.240/298CVNET-D8FF7DF0unknown———
└ 216.255.125.248/298CVNET-D8FF7DF8unknown———
└ 216.255.126.0/2816CVNET-D8FF7E0unknown———
└ 216.255.126.16/2816CVNET-D8FF7E10unknown———
└ 216.255.126.32/2816CVNET-D8FF7E20unknown———
└ 216.255.126.48/2816CVNET-D8FF7E30unknown———
└ 216.255.126.64/304CVNET-D8FF7E40unknown———
└ 216.255.126.68/304CVNET-D8FF7E44unknown———
└ 216.255.126.80/2816CVNET-0XD8FF7E50unknown———
└ 216.255.126.96/2816CVNET-D8FF7E60unknown———
└ 216.255.126.112/2816CVNET-D8FF7E70unknown———
└ 216.255.126.128/2732CVNET-DAFF7E80unknown———
└ 216.255.126.168/298CVNET-D8FF7EA8unknown———
└ 216.255.126.176/2816CVNET-D8FF7EB0unknown———
└ 216.255.126.192/2816CVNET-D8FF7EC0unknown———
└ 216.255.126.208/2816CVNET--D8FF7ED0unknown———
└ 216.255.126.224/2816CVNET-0XD8FF7EE0unknown———
└ 216.255.126.240/2816CVNET-D8FF7EF0unknown———
└ 216.255.127.0/2732CVNET-D8FF7F00unknown———
└ 216.255.127.32/2732CVNET-D8FF7F20unknown———
└ 216.255.127.64/2732CVNET--D8FF7F40unknown———
└ 216.255.127.96/2732CVNET-D8FF7F60unknown———
← Previous1–200 of 205 · page 1 of 2Next →

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

8,192 addresses
TypeAddressesShareRanges
Residential4,11650%36
Business4,07650%197

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS6128

US
Name
Cablevision Systems Corp.
Type
Internet provider
Domain
cablevision.com
Website
www.optimum.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed