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Data as of Nov 6, 2026

151.21.0.0/17

290 residential-proxy exits · 30 days

Wind TRE S.P.A. · space held by WIND Telecomunicazioni S.p.A

Announcement
151.21.0.0/16
RPKI valid
Announced by
AS1267
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
290
0.89% of its addresses · 30 days
Always-on exits
1
0.34% of its exits
Spread
32 of 128
/24s with at least one exit
Providers
73
selling exits here
Oct 7, 2026 – Nov 5, 2026

Exits seen per day

39K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
151.21.65.0/24110
151.21.73.0/24017
151.21.75.0/24015
151.21.95.0/24013
151.21.76.0/24013
151.21.89.0/24012
151.21.64.0/24012
151.21.78.0/24011
151.21.83.0/24011
151.21.94.0/24011
151.21.85.0/24010
151.21.84.0/24010
151.21.90.0/24010
151.21.91.0/24010
151.21.80.0/2409
151.21.81.0/2409
151.21.72.0/2409
151.21.70.0/2408
151.21.67.0/2408
151.21.82.0/2408
151.21.92.0/2408
151.21.71.0/2408
151.21.68.0/2408
151.21.87.0/2407

Proxy providers listing exits

  • 2Extract
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • IPCola
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • MoMoProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PrivateByte
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxyma
  • PuraRoute
  • Q2IP
  • RainProxy
  • RapidProxy
  • RoamProxy
  • Shifter
  • StrikeProxy
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VitalExclusive

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
151.3.0.0 - 151.79.255.2555,046,272WIND-EX-IUNETWind TRE S.P.A. (ORG-WTS2-RIPE) · ITLEGACYJan 5, 2015abuse@wind.it
└ 151.21.0.0/1665,536LIBERO-INFOSTRADAWIND Telecomunicazioni S.p.ALEGACYMar 5, 2003abuse@wind.it
via WIND-EX-IUNET
└ 151.21.0.0/1732,768ADSL-NORTH-MILANO-21unknownLEGACYSep 13, 2016abuse@wind.it
via LIBERO-INFOSTRADA
└ 151.21.76.128/298INFOSTRADA-CUSTOMERS-1512176Istituto Romano Bruni Cooperativa Sociale OnlusLEGACYSep 10, 2012abuse@wind.it
via ADSL-NORTH-MILANO-21

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

32,768 addresses
TypeAddressesShareRanges
Residential32,760>99%2
Business80.02%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 151.21.0.0/16

Prefix
151.21.0.0/16
Announced by
AS1267 Wind TRE S.P.A.
Type
Residential
Proxy exits
1,494
Always-on exits
2
RPKI
RPKI valid
Netname
LIBERO-INFOSTRADA
Registrant
WIND Telecomunicazioni S.p.A
RIR
RIPE NCC
Origin network

AS1267

IT
Name
Wind TRE S.P.A.
Type
Internet provider
Registered
Sep 1, 1993
Domain
windtre.it
Website
www.windtre.it/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed