zkola.cz ▷ Webrate website statistics and online tools

Quick Summary

Online Status

Offline

Server IP address resolved: No
Http response code: None
Last Checked: 11/09/2024

Zkola.cz traffic volume is 1,680 unique daily visitors and their 3,360 pageviews. The web value rate of zkola.cz is 2,568 USD. Each visitor makes around 2.14 page views on average.

Zkola.cz belongs to GOOGLE-PRIVATE-CLOUD - Google LLC, US. Check the list of other websites hosted by GOOGLE-PRIVATE-CLOUD - Google LLC, US.

Zkola.cz registered under .CZ top-level domain. Check other websites in .CZ zone.

The last verification results, performed on (August 27, 2024) zkola.cz show that zkola.cz has a valid and up-to-date SSL certificate issued by Let's Encrypt expiring on November 11, 2024. Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Let's Encrypt.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust zkola.cz is pretty a safe domain.

Relying Google MobileFriendly test zkola.cz is well optimized for mobile and tablet devices, however web page loading speed may be improved.

Zkola.cz General Information

not found

Zkola.cz Safety Information

Overview

Last Updated: 11/09/2024

Overall result - zkola.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: 03/20/2024

zkola.cz is safe.

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

Google Safe Search

Last Updated: 12/06/2019

zkola.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

zkola.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: 02/19/2021

zkola.cz is safe.

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

Web of Trust

Last Updated: 01/12/2019

zkola.cz child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	www.zkola.cz
Issuer Organization	Let's Encrypt
Issuer	R10
Algorithm	RSA-SHA256
Valid form	08/13/2024
Expiration	11/11/2024
Signed	Certificate is not self signed
Additional Domains	www.zkola.cz zkola.cz

Zkola.cz Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 396982
ASN Title: GOOGLE-PRIVATE-CLOUD - Google LLC, US

Last Update: 03/07/2024

ASN Whois

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2019, American Registry for Internet Numbers, Ltd.
#

ASNumber: 396982
ASName: GOOGLE-PRIVATE-CLOUD
ASHandle: AS396982
RegDate: 2018-08-15
Updated: 2018-08-15
Comment: *** This ASN is used for Google Private Cloud ***
Comment:
Comment: Direct all copyright and legal complaints to
Comment: https://support.google.com/legal/go/report
Comment:
Comment: Direct all spam and abuse complaints to
Comment: https://support.google.com/code/go/gce_abuse_report
Comment:
Comment: For fastest response, use the relevant forms above.
Comment:
Comment: Complaints can also be sent to the GC Abuse desk
Comment: (google-cloud-compliance@google.com)
Comment: but may have longer turnaround times.
Comment:
Comment: Complaints sent to any other POC will be ignored.
Ref: https://rdap.arin.net/registry/autnum/396982

OrgName: Google LLC
OrgId: GOOGL-2
Address: 1600 Amphitheatre Parkway
City: Mountain View
StateProv: CA
PostalCode: 94043
Country: US
RegDate: 2006-09-29
Updated: 2017-12-21
Comment: *** The IP addresses under this Org-ID are in use by Google Cloud customers ***
Comment:
Comment: Direct all copyright and legal complaints to
Comment: https://support.google.com/legal/go/report
Comment:
Comment: Direct all spam and abuse complaints to
Comment: https://support.google.com/code/go/gce_abuse_report
Comment:
Comment: For fastest response, use the relevant forms above.
Comment:
Comment: Complaints can also be sent to the GC Abuse desk
Comment: (google-cloud-compliance@google.com)
Comment: but may have longer turnaround times.
Comment:
Comment: Complaints sent to any other POC will be ignored.
Ref: https://rdap.arin.net/registry/entity/GOOGL-2

OrgTechHandle: ZG39-ARIN
OrgTechName: Google LLC
OrgTechPhone: +1-650-253-0000
OrgTechEmail: arin-contact@google.com
OrgTechRef: https://rdap.arin.net/registry/entity/ZG39-ARIN

OrgAbuseHandle: GCABU-ARIN
OrgAbuseName: GC Abuse
OrgAbusePhone: +1-650-253-0000
OrgAbuseEmail: google-cloud-compliance@google.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/GCABU-ARIN

OrgNOCHandle: GCABU-ARIN
OrgNOCName: GC Abuse
OrgNOCPhone: +1-650-253-0000
OrgNOCEmail: google-cloud-compliance@google.com
OrgNOCRef: https://rdap.arin.net/registry/entity/GCABU-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2019, American Registry for Internet Numbers, Ltd.
#

Zkola.cz Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

% (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: 3.12.2
% Timestamp: Tue Jul 12 10:30:18 2022

domain: zkola.cz
registrant: A24CONTACT-52350
nsset: NSS:GLOBE-SGLO000001:1
keyset: A24-KEYSET
registrar: REG-ACTIVE24
registered: 26.03.2004 18:35:00
changed: 21.11.2018 10:02:33
expire: 26.03.2023

contact: A24CONTACT-52350
org: Zlínský kraj
name: Zlínský kraj
address: třída Tomáše Bati 21
address: Zlín
address: 761 90
address: CZ
registrar: REG-ACTIVE24
created: 26.10.2011 13:01:08

nsset: NSS:GLOBE-SGLO000001:1
nserver: alfa.ns.active24.cz (81.95.96.2, 2a02:4a8:ac24:100::96:2)
nserver: beta.ns.active24.cz (81.0.238.27, 2001:1528:151::12)
nserver: gama.ns.active24.sk
tech-c: ACTIVE24
registrar: REG-ACTIVE24
created: 01.10.2007 02:00:00
changed: 28.10.2021 22:12:07

contact: ACTIVE24
org: ACTIVE 24, s.r.o.
name: ACTIVE 24, s.r.o.
address: Sokolovská 394/17
address: Praha 8
address: 186 00
address: CZ
registrar: REG-ACTIVE24
created: 29.04.2008 12:35:02
changed: 15.05.2018 21:32:00

keyset: A24-KEYSET
dnskey: 257 3 13 0EK9ChwJW+CVCvP7mizQwEnR2OJpHgbLmilGV5OyqncZoOufo9fIbVrvxT6qid/T9sAWH7KOfzItPxkVOIbRjg==
tech-c: ACTIVE24
registrar: REG-ACTIVE24
created: 26.11.2008 14:12:02
changed: 10.09.2019 15:48:38

DNS Records

DNS Lookup Tool

Host	A Record	TTL
zkola.cz	185.150.124.198	300

Host	MX Record	Priority	TTL
zkola.cz	zkola-cz.mail.protection.outlook.com	0	3600

Host	NS Record	TTL
zkola.cz	alfa.ns.active24.cz	86400
zkola.cz	beta.ns.active24.cz	86400
zkola.cz	gama.ns.active24.sk	86400

Host	TXT Record	TTL
zkola.cz	MS=ms38607973	3600
zkola.cz	v=spf1 a:www.zkola.cz ip4:185.150.124.6 include:spf.protection.outlook.com -all	3600

alfa.ns.active24.cz
TTL: 86400
Email address: hostmaster.active24.cz
Serial: 2018042607
Refresh: 10800
Retry: 1800
Expire: 1209600
Minimum: 3600

Zkola.cz HTML Validation

HTML Validation Tool

Errors

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

Element “meta” is missing one or more of the following attributes: “content”, “property”.

A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.

Bad value “Expires” for attribute “http-equiv” on element “meta”.

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

Bad value “input” for attribute “type” on element “input”.

Attribute “webpartid” not allowed on element “div” at this point.

Attribute “haspers” not allowed on element “div” at this point.

Attribute “width” not allowed on element “div” at this point.

Attribute “allowdelete” not allowed on element “div” at this point.

Attribute “componentid” not allowed on element “div” at this point.

Element “h2” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Attribute “onlyformepart” not allowed on element “div” at this point.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

Attribute “allowminimize” not allowed on element “div” at this point.

Attribute “allowremove” not allowed on element “div” at this point.

Attribute “target” not allowed on element “img” at this point.

Attribute “_moz_resizing” not allowed on element “img” at this point.

Attribute “xmlns:ddwrt” not allowed here.

Element “ie:menuitem” not allowed as child of element “menu” in this context. (Suppressing further errors from this subtree.)

Attribute “allowexport” not allowed on element “div” at this point.

Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

Bad value “no-folow” for attribute “rel” on element “a”: The string “no-folow” is not a registered keyword.

Warnings

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

Empty heading.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

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

Element name “ie:menuitem” cannot be represented as XML 1.0.

Zkola.cz Desktop Insights

Last tested: 12/07/2017

Desktop

Desktop Speed

44%

Optimize images

Reduce server response time

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

Leverage browser caching

Minify CSS

Minify JavaScript

Desktop Resource Breakdown

Total Resources	82
Number of Hosts	3
Static Resources	77
JavaScript Resources	32
CSS Resources	13

Zkola.cz Mobile Insights

Last tested: 11/30/2017

Mobile

Mobile Usability

100%

Mobile Speed

37%

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

Reduce server response time

Optimize images

Leverage browser caching

Minify CSS

Minify JavaScript

Mobile Resource Breakdown

Total Resources	82
Number of Hosts	3
Static Resources	77
JavaScript Resources	32
CSS Resources	13

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Zkola.cz

Quick Summary

Zkola.cz General Information

Zkola.cz Safety Information

Zkola.cz Server Information

Zkola.cz Domain Name Information

Zkola.cz HTML Validation

Zkola.cz Desktop Insights

Zkola.cz Mobile Insights

Zkola.cz Nearest Competitors

Zkola.cz Typos