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Data as of Nov 7, 2026

81.200.59.0/24

2 residential-proxy exits · 30 days

O2 Czech Republic, a.s.

Announcement
81.200.56.0/21
RPKI valid
Announced by
AS41046
Type
Business
97% of it

Residential-proxy exits

Proxy exits
2
0.78% of its addresses · 30 days
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

4 observations

Proxy providers listing exits

  • AnyIP
  • Infatica
  • Shifter

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
81.200.48.0/20
since Sep 2006
AS41046Residential25
2 always on
O2 Czech Republic, a.s.

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
81.200.48.0/204,096CZ-CZNET-20060601O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZALLOCATED PAJun 1, 2006abuse@o2.cz
└ 81.200.59.0/298NET-BKS-31-SOUStredni skola obchodu, sluzeb a remesel (ORG-SSOS2-RIPE)ASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.8/298NET-BKS-31-SSSStredni skola spoju a informatiky (ORG-SSSA9-RIPE)ASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.16/2816NET-BKS-31-ROUTERSBKS Tabor routersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.32/2732NET-BKS-31-TABOR-KOVAKBKS Tabor cable modem customersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.64/2732NET-BKS-31-TABOR5BKS Tabor cable modem customersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.96/2816NET-BKS-31-TABOR6BKS Tabor cable modem customersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.112/298NET-BKS-31-TABOR-PLANABKS Tabor cable modem customersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.120/298NET-BKS-31-CMTSBKS Tabor CMTS subnet and IPTV distributionASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.128/2664NET-BKS-31-TABOR7BKS Tabor cable modem customersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.192/2732NET-BKS-31-TABOR-OHSBKS Tabor cable modem customersASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.224/298NET-BKS-31-TABOR-WIFI1BKS Tabor WiFi customers KopecekASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.232/298NET-BKS-31-SOU2Stredni skola obchodu, sluzeb a remesel (ORG-SSOS2-RIPE)ASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.240/298NET-BKS-31-SSS2Stredni skola spoju a informatiky (ORG-SSSA9-RIPE)ASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601
└ 81.200.59.248/298NET-BKS-31-TABOR-WIFI2BKS Tabor WiFi customers Pra3?4ákASSIGNED PAJul 28, 2010abuse@o2.cz
via CZ-CZNET-20060601

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

256 addresses
TypeAddressesShareRanges
Business24897%13
Residential83.1%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 81.200.56.0/21

Prefix
81.200.56.0/21
Announced by
AS41046 O2 Czech Republic, a.s.
Type
Residential
Proxy exits
10
Always-on exits
1
RPKI
RPKI valid
Netname
CZ-CZNET-20060601
Registrant
O2 Czech Republic, a.s.
RIR
RIPE NCC
Origin network

AS41046

CZ
Name
O2 Czech Republic, a.s.
Type
Internet provider
Registered
Jun 6, 2006
Domain
o2.cz
Website
www.nej.cz
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed