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redtube.co.cz 是子域名，已按它的注册域 co.cz 查询 —— Whois 只登记注册域，子域名没有独立的注册记录。

co.cz

最近查询刚刚 · 2026-10-06 02:40 · 累计 1 次 刚刚抓取

注册状态	已注册
注册商	REG-GRANSY
创建时间	26.03.2002 12:59:00
到期时间	25.03.2031
Whois 服务器	whois.nic.cz
数据来源	本次实时抓取（已写入数据库）

查看同 IP 站点 → DNS 记录 → 综合检测 →

原始 Whois 数据

%  (c) 2006-2021 CZ.NIC, z.s.p.o.
% 
% Intended use of supplied data and information
% 
% Data contained in the domain name register, as well as information
% supplied through public information services of CZ.NIC association,
% are appointed only for purposes connected with Internet network
% administration and operation, or for the purpose of legal or other
% similar proceedings, in process as regards a matter connected
% particularly with holding and using a concrete domain name.
% 
% Full text available at:
% http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/
% 
% See also a search service at http://www.nic.cz/whois/
% 
% 
% Whoisd Server Version: 3.15.0
% Timestamp: Mon Oct 05 20:40:05 2026

domain:       co.cz
registrant:   COCZ
nsset:        COCZ
registrar:    REG-GRANSY
registered:   26.03.2002 12:59:00
changed:      21.03.2022 17:06:04
expire:       25.03.2031

contact:      COCZ
org:          .CO.CZ s.r.o.
name:         Martin Semrád
address:      Nad výpustí 142
address:      Praha 4
address:      149 00
address:      CZ
registrar:    REG-GRANSY
created:      21.03.2022 16:48:15
changed:      23.09.2026 10:13:02

nsset:        COCZ
nserver:      ns1.anycastdns.cz 
nserver:      ns2.anycastdns.cz 
tech-c:       SUB-1282566
registrar:    REG-GRANSY
created:      21.03.2022 17:02:12
changed:      22.04.2026 13:36:43

contact:      SUB-1282566
org:          .CO.CZ s.r.o.
name:         Martin Semrád
address:      Nad výpustí 142
address:      Praha 4
address:      149 00
address:      CZ
registrar:    REG-GRANSY
created:      21.03.2022 16:54:03