LAYER3 INTEL
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Data as of Nov 14, 2026

217.195.166.0/24

No anonymizer space · no proxy exits in 30 days

O2 Czech Republic, a.s.

Announcement
217.195.160.0/20
RPKI valid
Announced by
AS29321
Type
Residential
Risk
0 / 100 · Low

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
217.195.160.0/204,096CZ-CZNET-20010424O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZALLOCATED PADec 14, 2001abuse@o2.cz
└ 217.195.166.0/24256CENTRONET-TriplePlayCentronet, a.s.ASSIGNED PAApr 21, 2008abuse@o2.cz
via CZ-CZNET-20010424

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 217.195.160.0/20

217.195.160.0/20

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
May 2005 · 22 yr
Origin networks
1