Experimental project · Data source: CZ.NIC · Non-commercial

cz.w8.cz

Exploring data behind the .cz domain ecosystem

Overview

Independent, data-driven look at the .cz domain ecosystem based on CZ.NIC datasets. No ads, no affiliate links — just patterns.

Data snapshot: 2026-06-14 Scope: .cz Source: CZ.NIC
Total .cz domains
1 565 395
30d change: +8 518 (+0,55%)
Registrars in dataset
49
Top1 share: 22,8% · Top5 share: 75,67%
Transfers (last 30d)
5 810
Registrar-to-registrar moves

Top registrars (by domains)

  1. VEDOS 356 693
  2. Forpsi 331 832
  3. Active 24 192 541
  4. Subreg 152 310
  5. Webglobe 151 188

Want the full distribution? See Statistics.

Net transfer movement (30d)

Winners

  1. Subreg +1 035
  2. REG-KEYSYSTEMS +90
  3. REG-THINLINE +71

Losers

  1. VEDOS -422
  2. Active 24 -289
  3. Webglobe -183

Transfers are a clean signal of market movement (but not the only one).

Why this project exists

I enjoy digging into public datasets and looking for relationships that are not obvious at first glance — concentration, migration, and long-term trends. This is a non-commercial experiment and the results are meant to be reproducible and easy to explore.