Century21.cz CENTURY 21 – Spolehlivé partnerství
Stovky nemovitostí na prodej každý den. To je realita.
Server IP address resolved: No
Http response code: None
Last Checked: 11/01/2026
Century21.cz attracts 681 unique visitors daily, generating 1,361 pageviews. The estimated value of century21.cz is 12,498 USD. Each visitor views approximately 2.14 pages on average.
According to Majestic's traffic estimates, century21.cz ranks 18,799 globally, with the majority of its visitors coming from Czech Republic, where it holds the 7,228 position.
See the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.
Century21.cz is registered with the .CZ top-level domain. Explore additional websites within the .CZ zone.
A recent examination on (July 14, 2024), indicates that century21.cz has an expired SSL certificate issued by Let's Encrypt (expired on September 28, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust century21.cz appears to be a safe domain.
Based on Google's Mobile-Friendly test, century21.cz is optimized for mobile and tablet devices, although the web page loading speed could be improved.
Audience Geography. Where are century21.cz visitors located?
| Country | Visitors |
|---|---|
 Czech Republic CZ | 98% |
| Other | 2% |
| Country | Pageviews |
|---|---|
| Czech Republic CZ | 95.7% |
| Other | 4.3% |
| Country | Rank |
|---|---|
| Czech Republic CZ | 7228 |
Where do visitors go on century21.cz?
| Subdomain | Pageviews |
|---|---|
| century21.cz | 80.15% |
| webmail.century21.cz | 19.85% |
| Subdomain | Pageviews per User |
|---|---|
| webmail.century21.cz | 1 |
| century21.cz | 1 |
| Subdomain | Reach |
|---|---|
| century21.cz | 73.22% |
| webmail.century21.cz | 26.78% |
How popular is century21.cz?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 532869 | -368282 |
| past month | 721246 | 233671 |
| past week | 467618 | -786319 |
| yesterday | 749378 | 442940 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 643020 | -507421 | 5 | 130% | 2 | 20% |
| 30 | 1036083 | 525505 | 3 | -61.694% | 1.4 | -51.613% |
| 7 | 746833 | -1056936 | 4 | 300% | 1 | 9% |
| 1 | 921735 | 407106 | 3 | -64.496% | 1 | 0% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 518854 | -323193 | 88 | 90% |
| 30 | 630492 | 115308 | 72 | -20.7% |
| 7 | 383486 | -650379 | 14 | 300% |
| 1 | 618429 | 374575 | 1 | -64.585% |
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates century21.cz for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses century21.cz for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze century21.cz for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the century21.cz. This reputation system receives ratings from users and information from third-party sources, assesses the century21.cz for safety features and confirms, whether century21.cz is suitable for children.
| Domain | century21.cz |
| Issuer Organization | Let's Encrypt |
| Issuer | R11 |
| Algorithm | RSA-SHA256 |
| Valid form | 06/30/2024 |
| Expiration | 09/28/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
century21.cz |
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US
Last Update: 03/22/2026
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509
OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
% (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: Tue Dec 17 17:44:50 2024
domain: century21.cz
registrant: C21ALLDONESRO
admin-c: REALMAN
admin-c: C21SUPPORT
admin-c: SUB-1097786
admin-c: C21ALLDONESRO
nsset: RM-NSSET-CF
keyset: AUTO-E0DI7K5Y7FNHPFV3LB0X46NJ1
registrar: REG-GRANSY
registered: 21.11.2003 22:50:00
changed: 10.01.2021 14:22:38
expire: 21.11.2025
contact: C21ALLDONESRO
org: All Done s.r.o.
name: Tomáš Jelínek
address: Na Hřebenech II 1718/8
address: Praha 4 NUSLE
address: 14000
address: CZ
registrar: REG-MOJEID
created: 25.03.2020 19:18:57
changed: 20.01.2021 12:12:17
contact: REALMAN
org: Realman s.r.o.
name: Michal Dudík
address: Družstevní 1
address: Adamov
address: 67904
address: CZ
registrar: REG-WEDOS
created: 26.04.2010 16:24:03
changed: 05.01.2021 16:24:04
contact: C21SUPPORT
name: Podpora Century21
address: Betlémské náměstí 351/6
address: Praha 1
address: 11000
address: CZ
registrar: REG-WEBGLOBE
created: 22.09.2017 09:07:00
contact: SUB-1097786
name: Lukáš Zíka
address: Nejedlého 1
address: Brno
address: 63800
address: CZ
registrar: REG-GRANSY
created: 02.09.2018 22:16:03
nsset: RM-NSSET-CF
nserver: adrian.ns.cloudflare.com
nserver: ray.ns.cloudflare.com
tech-c: REALMAN-CZ
registrar: REG-WEDOS
created: 18.12.2020 21:48:08
changed: 11.12.2024 11:44:17
contact: REALMAN-CZ
org: Realman s.r.o.
name: Michal Dudík
address: Družstevní 421/1
address: Adamov
address: 67904
address: CZ
registrar: REG-WEDOS
created: 17.12.2020 13:07:22
keyset: AUTO-E0DI7K5Y7FNHPFV3LB0X46NJ1
dnskey: 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
tech-c: CZ-NIC
registrar: REG-CZNIC
created: 10.01.2021 14:22:38
contact: CZ-NIC
org: CZ.NIC, z.s.p.o.
name: CZ.NIC, z.s.p.o.
address: Milesovska 1136/5
address: Praha 3
address: 130 00
address: CZ
registrar: REG-CZNIC
created: 17.10.2008 12:08:21
changed: 15.05.2018 21:32:00
| Host | A Record | TTL |
|---|
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|
| Host | TXT Record | TTL |
|---|
Last tested: 07/05/2019
| Total Resources | 80 |
| Number of Hosts | 19 |
| Static Resources | 44 |
| JavaScript Resources | 22 |
| CSS Resources | 4 |
Last tested: 08/17/2019
| Total Resources | 72 |
| Number of Hosts | 19 |
| Static Resources | 36 |
| JavaScript Resources | 22 |
| CSS Resources | 4 |
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