Data as of Nov 3, 2026

47.21.72.0/24

2 residential-proxy exits · 30 days

Cablevision Systems Corp. · space held by Optimum Online

Announcement
RPKI valid
Announced by
Type
Business
69% of it

Residential-proxy exits

Proxy exits
2
0.78% of its addresses · 30 days
Providers
22
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

351 observations

Proxy providers listing exits

  • AnyIP
  • BirdProxies
  • BottingTools
  • Byteful
  • ColaProxy
  • DataImpulse
  • FastProxy
  • FloppyData
  • GeekProxy
  • Geonode
  • InfiniteProxies
  • LemonBright
  • Novada
  • PSBProxy
  • Proxy4U
  • ProxyEmpire
  • ProxyWing
  • RainProxy
  • Thordata
  • ThunderProxy
  • VProxy
  • VitalExclusive

Composition

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

Announced space

Address share

Announced space

Types across the prefix

256 addresses
TypeAddressesShareRanges
Business17669%21
Residential8031%7

Network & registry

Announced by

Covering announcement 47.20.0.0/14

Prefix
47.20.0.0/14
Announced by
AS6128 Cablevision Systems Corp.
Type
Residential
Proxy exits
1,641
Always-on exits
385
RPKI
RPKI valid
Netname
NETBLK-OOL-11BLK
Registrant
Optimum Online
RIR
ARIN
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