Cdr.cz cdr.cz | Vybráno z IT

Cdr.cz Overview

Cdr.cz ranking shows that the page is at position 101,764 over the world, while the bulk of its audience is from Czech Republic, where it ranks 751.

It is beneficial to cdr.cz that their hosting company Master Internet s.r.o servers are located in Czech Republic, as that reduces page load time for the majority of their users. See the list of other webpages hosted on Master Internet s.r.o servers.

In terms of rank-to-traffic ratio, cdr.cz has 2,966 unique users per day, viewing 7,190 pages. The rank based value of cdr.cz is 134,028 USD. Every user makes 2.59 pageviews on average.

Cdr.cz boasts a link base consisting of 664 referring domains and 832 external backlinks, as revealed by the data obtained from web network scanning.

Cdr.cz top-level domain belongs to .CZ domain zone. Check other webpages in .CZ zone.

According the last verification test in October 07, 2024, cdr.cz has a valid and up-to-date SSL certificate issued by Let's Encrypt , certificate expiration date: November 26, 2024. Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust cdr.cz is a fairly safe domain.

According the Mobile-Friendly test by Google cdr.cz is nice optimized for mobile devices and tablets.

Cdr.cz Rank Summary

Global Rank

101,764

Average Load Time

4.28sec

Links In Count

249

Website Value

$124,100

Audience Geography. Where are cdr.cz visitors located?

Country	Visitors
Czech Republic CZ	80.7%
Slovakia SK	17.9%
Other	1.4%

Country	Pageviews
Czech Republic CZ	79.5%
Slovakia SK	19.4%
Other	1.1%

Country	Rank
Czech Republic CZ	751
Slovakia SK	1782

Where do visitors go on cdr.cz?

Subdomain	Pageviews
cdr.cz	100%

Subdomain	Pageviews per User
cdr.cz	2

Subdomain	Reach
cdr.cz	100%

How popular is cdr.cz?

Period	Global Rank	Global Rank Delta
past 3 months	101764	3581
past month	104565	-11854
past week	111811	-150
yesterday	140935	-5760

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	118334	-1194	44	3%	2.4	10%
30	136389	6028	37	-1.65%	2	-23.64%
7	142275	-4382	36	4%	2.1	5%
1	150837	-107896	38	90%	3	200%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	100859	6701	67	-6.754%
30	98300	-20162	7	30%
7	108524	1437	64	-1%
1	155275	39265	5	-27.55%

Cdr.cz Website Safety

Overview

Last Updated: 11/23/2024

Overall result - cdr.cz is safe.

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 Connect Safe

Last Updated: 03/24/2024

cdr.cz is safe.

Norton ConnectSafe evaluates cdr.cz for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 10/29/2016

cdr.cz is safe.

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.

Google Safe Browsing

Last Updated: 01/09/2019

cdr.cz is safe.
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.

Site Advisor

Last Updated: 02/24/2021

cdr.cz is safe.

McAfee assesses cdr.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 cdr.cz for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

cdr.cz child safety is very good.

The WOT calculates reputation of the cdr.cz. This reputation system receives ratings from users and information from third-party sources, assesses the cdr.cz for safety features and confirms, whether cdr.cz is suitable for children.

SSL Information

SSL Checker Tool

Domain	www.diit.cz
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	08/28/2024
Expiration	11/26/2024
Signed	Certificate is not self signed
Additional Domains	cdr.cz diit.cz www.cdr.cz www.diit.cz

Cdr.cz Rank History

Alexa Rank shows how popular cdr.cz is in comparison with other sites. The most popular site has Alexa Rank equals 1. If cdr.cz has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to cdr.cz and pageviews on cdr.cz over the past 3 months.

Cdr.cz Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 24971

ASN Title: Master Internet s.r.o.

Last Update: 07/20/2024

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS24879 - AS24986'

as-block: AS24879 - AS24986
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2010-05-11T11:46:01Z
last-modified: 2014-02-24T13:15:17Z
source: RIPE

% Information related to 'AS24971'

% Abuse contact for 'AS24971' is 'abuse@master.cz'

aut-num: AS24971
as-name: MASTER-AS
org: ORG-MIs2-RIPE
descr: Czech Republic / www.master.cz
remarks:
remarks: .--------.---.-.-----.| |_.-----.----.
remarks: | | _ |__ --|| _| -__| _|
remarks: |__|__|__|___._|_____||____|_____|__|
remarks:
remarks: ======================== Upstream ========================
remarks:
remarks: = Telia
remarks:
import: from AS1299 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS1299 announce AS-MASTERCZ
remarks:
remarks: = Cogent
remarks:
import: from AS174 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS174 announce AS-MASTERCZ
remarks:
remarks:
remarks: = RETN
remarks:
import: from AS9002 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS9002 announce AS-MASTERCZ
remarks:
remarks: ======================== Downstream ========================
remarks:
remarks: = Faster CZ
import: from AS24641 action pref=10; accept AS-FASTER-CZ
export: to AS24641 announce ANY
remarks: = Q-Net CZ
import: from AS21045 action pref=10; accept AS21045
export: to AS21045 announce ANY
remarks: = netsafe
import: from AS48921 action pref=10; accept AS48921 AS-FDR
export: to AS48921 announce ANY
remarks: = INTACTO GAMES a.s.
import: from AS51134 action pref=10; accept AS51134
export: to AS51134 announce ANY
remarks: = DCIT, a.s.
import: from AS199806 action pref=10; accept AS199806
export: to AS199806 announce ANY
remarks: = Detronics s.r.o.
import: from AS56656 action pref=10; accept AS56656 AS57760
export: to AS56656 announce ANY
remarks: = Telconet
import: from AS43203 action pref=10; accept AS43203
export: to AS43203 announce ANY
remarks: = EDSI-CDN
import: from AS204248 action pref=10; accept AS204248;
export: to AS204248 announce {0.0.0.0/0};
remarks: = Aukro a.s.
import: from AS206344 action pref=10; accept AS206344;
export: to AS206344 announce {0.0.0.0/0};
remarks:
remarks: ======================== peering.cz peering ========================
remarks:
import: from AS-MAI-PEERING-CZ-PEER action pref = 50; accept ANY
export: to AS-MAI-PEERING-CZ-PEER announce AS-MASTERCZ-CZPEERING
remarks:
remarks: ======================== NIX Prague peering ========================
remarks:
import: from AS-MAI-NIX-PEER action pref = 50; accept ANY
export: to AS-MAI-NIX-PEER announce AS-MASTERCZ-CZNIX
remarks:
remarks: ======================== SIX Bratislava peering ========================
remarks:
import: from AS-MAI-SIX-PEER action pref = 50; accept ANY
export: to AS-MAI-SIX-PEER announce AS-MASTERCZ-SKSIX
remarks:
remarks: ======================== NIX Bratislava peering ========================
remarks:
import: from AS-MAI-NIX-PEER action pref = 50; accept ANY
export: to AS-MAI-NIX-PEER announce AS-MASTERCZ-SKNIX
remarks:
admin-c: MAIc-RIPE
admin-c: MZI-RIPE
tech-c: MAIc-RIPE
tech-c: MZI-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MASTER-MNT
mnt-routes: MASTER-MNT
created: 2002-06-11T14:14:49Z
last-modified: 2017-08-23T12:39:18Z
source: RIPE

organisation: ORG-MIs2-RIPE
org-name: Master Internet s.r.o.
org-type: LIR
address: Jiraskova 21
address: 602 00
address: Brno
address: CZECH REPUBLIC
phone: +420 777919700
mnt-ref: MASTER-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MASTER-MNT
admin-c: PV352-RIPE
admin-c: JIPA-RIPE
admin-c: MZI-RIPE
admin-c: PZAK-RIPE
abuse-c: MAIc-RIPE
created: 2004-04-17T11:04:37Z
last-modified: 2017-10-30T14:44:41Z
source: RIPE # Filtered

role: Master Internet contact
address: Master Internet s.r.o
address: Jiraskova 21
address: 602 00 Brno
address: Czech Republic
phone: +420777919484
abuse-mailbox: abuse@master.cz
admin-c: PV352-RIPE
tech-c: MZI-RIPE
tech-c: JIPA-RIPE
tech-c: MMAS-RIPE
nic-hdl: MAIc-RIPE
mnt-by: MASTER-MNT
created: 2009-03-28T19:44:57Z
last-modified: 2013-10-10T10:00:26Z
source: RIPE # Filtered

person: Martin Zidek
address: Master Internet s.r.o.
address: Cejl 20
address: 602 00 Brno
address: Czech Republic
phone: +420 777919700
nic-hdl: MZI-RIPE
mnt-by: MASTER-MNT
created: 2008-04-11T07:45:37Z
last-modified: 2017-10-30T22:00:16Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (WAGYU)

Cdr.cz Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

% (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: Sun Sep 22 06:21:56 2024

domain: cdr.cz
registrant: SB:CDRSERVER
admin-c: SB:CDRSERVER
admin-c: AIRA-WEBHOSTING
nsset: AIRA-NSA-NSB-NSC
registrar: REG-WEBGLOBE
registered: 06.11.1998 01:00:00
changed: 25.09.2014 11:55:04
expire: 20.10.2025

contact: SB:CDRSERVER
org: CD-R server s.r.o.
name: CDR server s.r.o.
address: Vratislavova 57/1
address: Praha 2
address: 128 00
address: CZ
registrar: REG-WEBGLOBE
created: 10.08.2001 22:13:00
changed: 06.06.2016 12:26:02

contact: AIRA-WEBHOSTING
name: Martin Duspiva
address: Vratislavova 57/1
address: Praha
address: 128000
address: CZ
registrar: REG-WEBGLOBE
created: 04.06.2014 11:54:03
changed: 15.05.2018 21:32:00

nsset: AIRA-NSA-NSB-NSC
nserver: nsa.aira.cz (178.238.38.29, 2a01:430:45::29)
nserver: nsb.aira.cz (178.238.38.18, 2a01:430:45::18)
nserver: nsc.aira.cz (109.123.218.121, 2001:1528:201:1:109:123:218:121)
tech-c: SB:AIRAGROUP
tech-c: AIRA-WEBHOSTING
registrar: REG-WEBGLOBE
created: 17.09.2014 14:21:02
changed: 08.03.2021 10:18:03

contact: SB:AIRAGROUP
org: Aira Group, s.r.o.
name: Aira Group, s.r.o.
address: Vratislavova 57/1
address: Praha 2
address: 128 00
address: CZ
registrar: REG-WEBGLOBE
created: 10.08.2001 22:13:00
changed: 15.05.2018 21:32:00

DNS Records

DNS Lookup Tool

Host	A Record	TTL
cdr.cz	178.238.38.116	300

Host	MX Record	Priority	TTL
cdr.cz	holub.aira.cz	10	300

Host	NS Record	TTL
cdr.cz	nsa.aira.cz	300
cdr.cz	nsb.aira.cz	300
cdr.cz	nsc.aira.cz	300

Host	TXT Record	TTL
cdr.cz	v=spf1 a include:spf.aira.cz -all	300

nsa.aira.cz
TTL: 300
Email address: hostmaster.aira.cz
Serial: 2011011121
Refresh: 7200
Retry: 180
Expire: 4838400
Minimum: 3600

Cdr.cz HTML Check

HTML Validation Tool

Errors

Bad value “https://www.w3.org/1999/xhtml” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).

Attribute “xmlns:fb” not allowed here.

Attribute “xmlns:og” not allowed here.

Attribute “xmlns:article” not allowed here.

Attribute “xmlns:book” not allowed here.

Attribute “xmlns:profile” not allowed here.

Attribute “xmlns:video” not allowed here.

Attribute “xmlns:product” not allowed here.

When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.

The “version” attribute on the “html” element is obsolete. You can safely omit it.

The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Duplicate ID “node-84385”.

Duplicate ID “node-84559”.

Duplicate ID “node-65725”.

Duplicate ID “node-84466”.

Duplicate ID “node-84319”.

Duplicate ID “node-84364”.

Duplicate ID “node-84517”.

Duplicate ID “node-84682”.

Duplicate ID “node-84514”.

Duplicate ID “node-84361”.

Duplicate ID “node-84229”.

Duplicate ID “node-84199”.

Duplicate ID “node-83947”.

Duplicate ID “node-83761”.

Duplicate ID “node-84187”.

Duplicate ID “node-84310”.

Duplicate ID “node-84421”.

Duplicate ID “node-84013”.

Warnings

Attribute “xmlns” is not serializable as XML 1.0.

Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.

Attribute with the local name “xmlns:og” is not serializable as XML 1.0.

Attribute with the local name “xmlns:article” is not serializable as XML 1.0.

Attribute with the local name “xmlns:book” is not serializable as XML 1.0.

Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.

Attribute with the local name “xmlns:video” is not serializable as XML 1.0.

Attribute with the local name “xmlns:product” is not serializable as XML 1.0.

The first occurrence of ID “node-84385” was here.

The first occurrence of ID “node-84559” was here.

The first occurrence of ID “node-65725” was here.

The first occurrence of ID “node-84466” was here.

The first occurrence of ID “node-84319” was here.

The first occurrence of ID “node-84364” was here.

The first occurrence of ID “node-84517” was here.

The first occurrence of ID “node-84682” was here.

The first occurrence of ID “node-84514” was here.

The first occurrence of ID “node-84361” was here.

The first occurrence of ID “node-84229” was here.

The first occurrence of ID “node-84199” was here.

The first occurrence of ID “node-83947” was here.

The first occurrence of ID “node-83761” was here.

The first occurrence of ID “node-84187” was here.

The first occurrence of ID “node-84310” was here.

The first occurrence of ID “node-84421” was here.

The first occurrence of ID “node-84013” was here.

This document appears to be written in Czech. Consider adding “lang="cs"” (or variant) to the “html” start tag.

Cdr.cz Desktop Performance

Last tested: 05/18/2017

Desktop Speed

74%

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Enable compression

Leverage browser caching

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	215
Number of Hosts	17
Static Resources	146
JavaScript Resources	50
CSS Resources	6

Cdr.cz Mobile Insights

Last tested: 05/18/2017

Mobile Usability

71%

Use legible font sizes

Configure the viewport

Size content to viewport

Size tap targets appropriately

Mobile Speed

62%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Optimize images

Enable compression

Leverage browser caching

Minify JavaScript

Minify HTML

Mobile Resource Breakdown

Total Resources	231
Number of Hosts	22
Static Resources	155
JavaScript Resources	55
CSS Resources	6

Cdr.cz Common Typos

www.cdr.com
www.cdr.net
www.cdr.org
www.cdr.info
www.cdr.biz
www.cdr.us
www.cdr.mobi
www.dr.cz
www.cdr.cz
www.xdr.cz
www.cxdr.cz
www.xcdr.cz
www.ddr.cz
www.cddr.cz
www.dcdr.cz
www.fdr.cz
www.cfdr.cz
www.fcdr.cz
www.vdr.cz
www.cvdr.cz
www.vcdr.cz
www.cr.cz
www.cxr.cz
www.cdxr.cz
www.csr.cz
www.cdsr.cz
www.csdr.cz
www.cer.cz
www.cder.cz
www.cedr.cz
www.crr.cz
www.cdrr.cz
www.crdr.cz
www.cfr.cz
www.cdfr.cz
www.ccr.cz
www.cdcr.cz
www.ccdr.cz
www.cd.cz
www.cde.cz
www.cdre.cz
www.cdd.cz
www.cdrd.cz
www.cdf.cz
www.cdrf.cz
www.cdt.cz
www.cdrt.cz
www.cdtr.cz

Cdr.cz cdr.cz | Vybráno z IT

Cdr.cz Overview

Cdr.cz Rank Summary

Cdr.cz Website Safety

Cdr.cz Rank History

Cdr.cz Hosting Information

Cdr.cz Domain Registration and Settings

Cdr.cz HTML Check

Cdr.cz Desktop Performance

Cdr.cz Mobile Insights

Cdr.cz Similar Audits

Cdr.cz Common Typos