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Data as of Nov 14, 2026

151.21.0.0/17

261 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
261
0.80% of its addresses · 30 days
Always-on exits
5
1.9% of its exits
Spread
32 of 128
/24s with at least one exit
Providers
93
selling exits here
Oct 15, 2026 – Nov 13, 2026

Exits seen per day

36K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
151.21.95.0/24114
151.21.83.0/24112
151.21.89.0/24110
151.21.87.0/2416
151.21.88.0/2413
151.21.73.0/24016
151.21.75.0/24014
151.21.64.0/24011
151.21.72.0/24010
151.21.85.0/24010
151.21.78.0/2409
151.21.68.0/2409
151.21.76.0/2409
151.21.84.0/2409
151.21.67.0/2408
151.21.70.0/2408
151.21.80.0/2408
151.21.65.0/2408
151.21.82.0/2408
151.21.74.0/2408
151.21.91.0/2407
151.21.79.0/2407
151.21.92.0/2407
151.21.77.0/2406

Proxy providers listing exits

  • 2Extract
  • 711Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • ByteProxies
  • Byteful
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FastProxy
  • FlashProxy
  • FloppyData
  • GSocks
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • HELODATA
  • IP2WORLD
  • IPFly
  • IPMUSK
  • IPPeak
  • IPROCKET_BASIC
  • IPROCKET_PREMIUM
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LOKIPROXY
  • LemonBright
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • MoMoProxy
  • NextProxy
  • NiuProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYLANE
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PYPROXY
  • PrivateProxy
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxyma
  • PuraRoute
  • Q2IP
  • RainProxy
  • RapidProxy
  • SPYDERPROXY_PREMIUM
  • Shifter
  • StrikeProxy
  • SwiftProxy
  • TORCHPROXIES_BASIC
  • TORCHPROXIES_PREMIUM
  • TORCHPROXIES_X
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VitalExclusive
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM

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
Routing timeline

Who has announced 151.21.0.0/16

151.21.0.0/16

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
Aug 2016 · 10 yr
Origin networks
1