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Data as of Nov 13, 2026

109.72.4.0/24

3 residential-proxy exits · 30 days

O2 Czech Republic, a.s.

Announcement
109.72.0.0/20
RPKI valid
Announced by
AS49767
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
3
1.2% of its addresses · 30 days
Always-on exits
2
67% of its exits
Providers
35
selling exits here
Oct 14, 2026 – Nov 12, 2026

Exits seen per day

1.7K observations

Proxy providers listing exits

  • 711Proxy
  • AnyIP
  • BirdProxies
  • BottingTools
  • ByteProxies
  • Byteful
  • DataImpulse
  • Decodo
  • Evomi
  • FlashProxy
  • Geonode
  • GloryCloud
  • GonzoProxy
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • KindProxy
  • LemonBright
  • MoMoProxy
  • Oxylabs
  • Proxy-Seller
  • Proxy4U
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxyma
  • RapidProxy
  • StrikeProxy
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • VibeProxies
  • Webshare
  • YumiProxy

Registrations in this block

The registry's network records over this block, widest first, each 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
└ 109.72.4.0/24256IPB_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.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 109.72.0.0/20

109.72.0.0/20

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