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Data as of Nov 14, 2026

109.72.0.0/20

62 residential-proxy exits · 30 days

O2 Czech Republic, a.s.

Announcement
this exact prefix
RPKI valid
Announced by
AS49767
Type
Residential
87% of it

Residential-proxy exits

Proxy exits
62
1.5% of its addresses · 30 days
Always-on exits
3
4.8% of its exits
Spread
13 of 16
/24s with at least one exit
Providers
82
selling exits here
Oct 15, 2026 – Nov 13, 2026

Exits seen per day

13K observations
  • Residential
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
109.72.4.0/2423
109.72.9.0/2413
109.72.12.0/24034
109.72.10.0/2404
109.72.3.0/2403
109.72.6.0/2403
109.72.13.0/2403
109.72.5.0/2402
109.72.14.0/2402
109.72.1.0/2402
109.72.8.0/2401
109.72.11.0/2401
109.72.7.0/2401

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • AnyIP
  • B2Proxy
  • BartProxies
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • MoMoProxy
  • NSocks
  • NodeMaven
  • NodeProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • Proxiware
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • RainProxy
  • RapidProxy
  • ResiProxies
  • Shifter
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • Webshare
  • YumiProxy
  • ZENPROXY_PREMIUM

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
109.72.0.0/204,096CZ-CZNET-20090904O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZALLOCATED PANov 12, 2020abuse@o2.cz
└ 109.72.0.0/24256IPB_SERVERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.1.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.2.164/304Zakladni_skola_28rijna_PribramunknownASSIGNED PASep 23, 2019abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.3.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.4.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.5.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.6.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.7.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.8.0/24256IPB_CORE_BACKBONEunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.9.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.10.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.11.0/25128IPB_INFRASTRUCTUREunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.11.128/25128IPB_STATIC_NATunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.12.0/24256IPB_DYNAMIC_NATunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.13.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.14.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904
└ 109.72.15.0/24256IPB_CUSTOMERSunknownASSIGNED PAMay 9, 2018abuse@o2.cz
via CZ-CZNET-20090904

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

4,096 addresses
TypeAddressesShareRanges
Residential3,58087%3
Business2606.3%3
Hosting2566.3%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Sep 2009
Current origin since
Dec 2009 · 17 yr
Origin networks
2
Last change of origin
Dec 2009
Recorded history

History

Handoffs
1