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Data as of Nov 5, 2026

65.51.231.0/24

1 residential-proxy exit · 30 days

SL Green Realty Corp · space held by Cablevision Systems Corp.

Announcement
this exact prefix
RPKI valid
Announced by
AS399684
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

1 observation

Proxy providers listing exits

  • NovaProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
65.51.224.0/20
since Mar 2022
AS54004Business6Cablevision Systems Corp.
65.51.128.0/17
since Mar 2022
AS54004Business41
2 always on
Cablevision 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
65.51.0.0/1665,536CVNET-2Cablevision Systems Corp. (CVNT) · USDirect AllocationNov 5, 2007abuse@cv.net
└ 65.51.231.0/24256CVNET-C07772220SL Green Realty Corp (C08024346) · USReassignedSep 10, 2021abuse@cv.net
via CVNET-2

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

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Cablevision Systems Corp.
Handle
CVNT
Range
65.51.0.0/16
Registration type
Direct Allocation
Record created
Nov 5, 2007
Origin network

AS399684

US
Name
SL Green Realty Corp
Type
Business
Registered
May 19, 2021
Domain
slgreen.com
Industry
Investment, Portfolio Management, Pensions and Funds
Spamhaus ASN-DROP
not listed