Knihcentrum.cz KNIHCENTRUM.cz

Přes 70 000 knih skladem. Osobní odběr ZDARMA, nákup nad 999 Kč = DOPRAVA ZDARMA. Rychlé dodání. Věrnostní program.


Knihcentrum.cz Overview

Knihcentrum.cz ranking shows that the page is at position 162,228 over the world, while the bulk of its audience is from Czech Republic, where it ranks 996.

It is beneficial to knihcentrum.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, knihcentrum.cz has 1,583 unique users per day, viewing 4,472 pages. The rank based value of knihcentrum.cz is 78,919 USD. Every user makes 3.00 pageviews on average.

Knihcentrum.cz boasts a link base consisting of 421 referring domains and 563 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in February 13, 2023, knihcentrum.cz has an expired wildcard SSL certificate issued by DigiCert Inc (expired on April 03, 2023). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by DigiCert Inc.

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

According the Mobile-Friendly test by Google knihcentrum.cz is nice optimized for mobile devices and tablets, however the webpage speed could be improved.


Knihcentrum.cz Rank Summary

Global Rank
162,228
Average Load Time
2.18sec
Links In Count
228
Website Value
$73,073

Knihcentrum.cz Website Safety

logo
Overview
Last Updated: 11/23/2024
Overall result - knihcentrum.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 logo
Norton Connect Safe
Last Updated: 03/25/2024
knihcentrum.cz is safe.
Norton ConnectSafe evaluates knihcentrum.cz for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 11/09/2016
knihcentrum.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 brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
knihcentrum.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.
McAfee logo
Site Advisor
Last Updated: 02/25/2021
knihcentrum.cz is safe.
McAfee assesses knihcentrum.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 knihcentrum.cz for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 01/10/2019
knihcentrum.cz child safety is good.
The WOT calculates reputation of the knihcentrum.cz. This reputation system receives ratings from users and information from third-party sources, assesses the knihcentrum.cz for safety features and confirms, whether knihcentrum.cz is suitable for children.

SSL Information
Domain*.knihcentrum.cz
Issuer OrganizationDigiCert Inc
IssuerRapidSSL TLS DV RSA Mixed SHA256 2020 CA-1
AlgorithmRSA-SHA256
Valid form03/07/2022
Expiration04/03/2023
SignedCertificate is not self signed
Additional Domains *.knihcentrum.cz
knihcentrum.cz

Knihcentrum.cz Rank History

Knihcentrum.cz Hosting Information

Server Location

ASN Information

ASN ID: 24971

ASN Title: Master Internet s.r.o.

Last Update: 07/31/2024

% 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)

Knihcentrum.cz Domain Registration and Settings

WHOIS

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DNS Records
HostA RecordTTL
knihcentrum.cz109.233.161.21800
HostMX RecordPriorityTTL
knihcentrum.czknihcentrum-cz.mail.protection.outlook.com101800
knihcentrum.czmailgw2.knihcentrum.cz201800
HostNS RecordTTL
knihcentrum.czns.forpsi.cn3600
knihcentrum.czns.forpsi.cz3600
knihcentrum.czns.forpsi.us3600
knihcentrum.czns.forpsi.net3600
HostTXT RecordTTL
knihcentrum.czMS=ms908750091800
knihcentrum.czgoogle-site-verification:ZeTAuokBb7bpHeVorJCPPQTsxStt6sqCL-Bzxg6pSwo1800
knihcentrum.czgoogle-site-verification=OaD1XKAK7cMTjrGHdba6UhsC7SReMGIhiDZ8LkKYS-w1800
knihcentrum.czv=spf1 ip4:193.179.253.18/32 ip4:109.233.160.0/21 ip4:95.168.192.0/19 ip4:212.65.245.192/26 ip4:212.65.244.169 include:sparkpostmail.com include:spf.protection.outlook.com include:mail.zendesk.com -all1800

ns.forpsi.net
TTL: 3600
Email address: admin.forpsi.net
Serial: 2019082501
Refresh: 3600
Retry: 1800
Expire: 2592000
Minimum: 3600

Knihcentrum.cz HTML Check


Errors
Warnings

Knihcentrum.cz Desktop Performance

Last tested: 01/01/2019

Speedometer image
Desktop Speed
63%

Desktop Resource Breakdown
Total Resources150
Number of Hosts21
Static Resources127
JavaScript Resources36
CSS Resources10

Knihcentrum.cz Mobile Insights

Last tested: 01/01/2019

Speedometer image
Mobile Usability
97%
Speedometer image
Mobile Speed
48%

Mobile Resource Breakdown
Total Resources145
Number of Hosts20
Static Resources122
JavaScript Resources36
CSS Resources10

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