LAYER3 INTEL
Get started
Sign in
Data as of Nov 3, 2026

83.240.0.0/17

45 residential-proxy exits · 30 days

O2 Czech Republic, a.s.

Announcement
this exact prefix
RPKI valid
Announced by
AS31246
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
45
0.14% of its addresses · 30 days
Always-on exits
3
6.7% of its exits
Spread
35 of 128
/24s with at least one exit
Providers
58
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

11K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
83.240.48.0/2412
83.240.39.0/2411
83.240.101.0/2411
83.240.8.0/2402
83.240.83.0/2402
83.240.81.0/2402
83.240.71.0/2402
83.240.70.0/2402
83.240.66.0/2402
83.240.44.0/2402
83.240.28.0/2402
83.240.41.0/2402
83.240.23.0/2401
83.240.11.0/2401
83.240.26.0/2401
83.240.4.0/2401
83.240.59.0/2401
83.240.22.0/2401
83.240.67.0/2401
83.240.68.0/2401
83.240.19.0/2401
83.240.16.0/2401
83.240.72.0/2401
83.240.36.0/2401

Proxy providers listing exits

  • 2Captcha
  • AnyIP
  • BartProxies
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • GSocks
  • Geonix
  • GoProxies
  • GonzoProxy
  • HydraProxy
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KocerRoxy
  • LemonBright
  • LemonPrime
  • LightningProxies
  • MangoProxy
  • NextProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PacketStream
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • RainProxy
  • Shifter
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy

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
83.240.0.0/1732,768CZ-CZNET-20040311O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZALLOCATED PAMar 11, 2004[email protected]
└ 83.240.0.0 - 83.240.126.25532,512NETBOXSMART Comp. a.s. (ORG-SCS2-RIPE)ASSIGNED PAJun 17, 2008[email protected]
└ 83.240.127.0/24256NETBOXSMART Comp. a.s. (ORG-SCS2-RIPE)ASSIGNED PAJun 19, 2008[email protected]

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
Residential32,512>99%15
Internet provider2560.78%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS31246

CZ
Name
O2 Czech Republic, a.s.
Type
Internet provider
Registered
Mar 30, 2004
Domain
netbox.cz
Website
www.netbox.cz
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed