Status
Offline
Server IP address resolved: No
Http response code: None
Last Checked: 11/02/2024
Libri.cz traffic estimate is about 4,356 unique visitors and 13,068 pageviews per day. The approximated value of libri.cz is 14,040 USD. Every unique visitor makes about 3 pageviews on average.
Alexa Traffic Rank estimates that libri.cz is ranked number 87,707 in the world.
Libri.cz server is located in Czech Republic, but, unfortunately, we cannot identify the countries where the visitors come from and thus it’s impossible to define if the distance can potentially affect the page load time. See the list of other websites hosted by Master Internet s.r.o.
Libri.cz is registered under .CZ top-level domain. Check other websites in .CZ zone.
During the last check (August 03, 2024) libri.cz has an expired SSL certificate issued by Let's Encrypt (expired on September 18, 2024), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by Let's Encrypt.
In accordance with Google Safe Browsing, Symantec and Web of Trust libri.cz is pretty a safe domain.
Relying on Google Mobile-Friendly test libri.cz is well optimized for mobile and tablet devices.
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Where do visitors go on libri.cz?
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How popular is libri.cz?
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Press rescan to collect fresh statistics for this website...
(Rescan now...)Rankchart Summary
Unknown
Updated: 11/02/2024
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
Safe
Updated: 02/18/2024
Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.
Google Safe Search
Unknown
Updated: 11/02/2024
SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.
Google Safe Browsing
Safe
Malware not found
Phishing not detected
Unwanted software not found
Harmfull applications not found
Updated: 01/09/2019
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee® WebAdvisor
Safe
Updated: 03/02/2021
McAfee assesses libri.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 libri.cz for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Child safety is good
Updated: 01/13/2019
The WOT calculates reputation of the libri.cz. This reputation system receives ratings from users and information from third-party sources, assesses the libri.cz for safety features and confirms, whether libri.cz is suitable for children.
Domain | libri.cz |
Issuer Organization | Let's Encrypt |
Issuer | R11 |
Algorithm | RSA-SHA256 |
Valid form | 06/20/2024 |
Expiration | 09/18/2024 |
Signed | Certificate is not self signed |
Additional Domains | libri.cz www.libri.cz |
ASN ID: 24971
ASN Title: Master Internet s.r.o.
Updated: 03/01/2024
% 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)
Host | A Record | TTL |
---|---|---|
libri.cz | 81.91.86.13 | 14400 |
Host | MX Record | Priority | TTL |
---|---|---|---|
libri.cz | mail.libri.cz | 10 | 14400 |
Host | NS Record | TTL |
---|---|---|
libri.cz | ns.web4u.cz | 14400 |
libri.cz | ns2.web4u.cz | 14400 |
Host | TXT Record | TTL |
---|---|---|
libri.cz | v=spf1 a mx include:sparkpostmail.com ?all | 14400 |
ns.web4u.cz
TTL: 14400
Email address: admin.web4u.cz
Serial: 2003100202
Refresh: 14400
Retry: 3600
Expire: 1209600
Minimum: 14400
Information about registered users or assignees of an Internet resource
% (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: Sat Mar 12 19:51:02 2022
domain: libri.cz
registrant: SB:LIBRI
admin-c: KZ_LIBRI
nsset: WEB4U
keyset: WEB4U
registrar: REG-WEB4U
registered: 24.10.1997 02:00:00
changed: 26.01.2010 11:30:24
expire: 29.10.2022
contact: SB:LIBRI
org: LIBRI, s. r. o.
name: LIBRI, s. r. o.
address: Horejsi nabrezi 17
address: Praha 5
address: 150 00
address: CZ
registrar: REG-WEB4U
created: 19.09.2002 00:26:00
changed: 15.05.2018 21:32:00
contact: KZ_LIBRI
name: Karel Zaloudek
address: CZ
registrar: REG-WEB4U
created: 19.09.2002 00:16:00
changed: 15.05.2018 21:32:00
nsset: WEB4U
nserver: ns2.web4u.cz (85.207.53.12, 2a02:a40:100:28ff::12)
nserver: ns.web4u.cz (185.14.224.241, 2001:1568:fd::241)
tech-c: WEB4UCZ
registrar: REG-WEB4U
created: 03.10.2007 14:53:59
changed: 10.01.2022 12:20:45
contact: WEB4UCZ
org: Web4U s.r.o.
name: Lukáš Kunovský
address: Pravdova 837
address: Jindřichův Hradec II
address: 37701
address: CZ
registrar: REG-WEB4U
created: 21.06.2019 13:07:26
keyset: WEB4U
dnskey: 257 3 14 PYSIiak6dgi/9XJ39ctztfdOMJ7eIUb+3ckGP3MKhKHh4zBE+di1AjvW0FU2YjRPJXFLkDqxi0/fsGaV2/7HI1ksQDX/jCZ79y9bG3DzGbI1GuVqWV2OZ3OhEFIK/E44
tech-c: WEB4UCZ
registrar: REG-WEB4U
created: 23.09.2009 14:06:52
changed: 22.09.2021 13:28:06
Website desktop performance and usability tips
Speed
81%
Number and type of the resources loaded from the website:
Total Resources | 81 |
Number of Hosts | 6 |
Static Resources | 68 |
JavaScript Resources | 2 |
CSS Resources | 29 |
CSS | 872.8 KBytes |
Images | 969.2 KBytes |
HTML | 133.3 KBytes |
JavaScript | 576.3 KBytes |
Other | 191.1 KBytes |
Updated: 05/26/2017
Tips on speeding up mobile site performance
Usability
96%
Speed
68%
Number and type of the resources loaded from the website:
Total Resources | 80 |
Number of Hosts | 6 |
Static Resources | 67 |
JavaScript Resources | 2 |
CSS Resources | 28 |
CSS | 857.0 KBytes |
Images | 970.8 KBytes |
HTML | 133.1 KBytes |
JavaScript | 575.6 KBytes |
Other | 118.5 KBytes |
Updated: 05/26/2017