Knot-dns.cz Knot DNS
High-performance authoritative DNS server
Knot-dns.cz Overview
Knot-dns.cz belongs to CZ.NIC, z.s.p.o. Check the list of other websites hosted by CZ.NIC, z.s.p.o.
In terms of rank-to-traffic ratio, knot-dns.cz has 6,689 unique users per day, viewing 26,754 pages. The rank based value of knot-dns.cz is 40,865 USD. Every user makes 4.28 pageviews on average.
Knot-dns.cz boasts a link base consisting of 434 referring domains and 467 external backlinks, as revealed by the data obtained from web network scanning.
Knot-dns.cz top-level domain belongs to .CZ domain zone. Check other webpages in .CZ zone.
According the last verification test in February 15, 2022, knot-dns.cz has an expired SSL certificate issued by Let's Encrypt (expired on March 27, 2022). 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, Symantec and Web of Trust knot-dns.cz is a fairly safe domain.
Based on Mobile-Friendly test by Google knot-dns.cz is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.
Knot-dns.cz Website Safety
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 knot-dns.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 knot-dns.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 knot-dns.cz for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the knot-dns.cz. This reputation system receives ratings from users and information from third-party sources, assesses the knot-dns.cz for safety features and confirms, whether knot-dns.cz is suitable for children.
| Domain | knot-dns.cz |
| Issuer Organization | Let's Encrypt |
| Issuer | R3 |
| Algorithm | RSA-SHA256 |
| Valid form | 12/27/2021 |
| Expiration | 03/27/2022 |
| Signed | Certificate is not self signed |
| Additional Domains |
knot-dns.cz www.knot-dns.cz |
Knot-dns.cz Rank History
Alexa Rank shows how popular knot-dns.cz is in comparison with other sites. The most popular site has Alexa Rank equals 1. If knot-dns.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 knot-dns.cz and pageviews on knot-dns.cz over the past 3 months.
Knot-dns.cz Hosting Information
ASN ID: 25192
ASN Title: CZ.NIC, z.s.p.o.Last Update: 03/26/2024
% 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 'AS25164 - AS25249'
as-block: AS25164 - AS25249
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: 2010-05-11T11:46:07Z
last-modified: 2014-02-24T13:15:17Z
source: RIPE
% Information related to 'AS25192'
% Abuse contact for 'AS25192' is 'abuse@nic.cz'
aut-num: AS25192
as-name: CZNIC-AS
org: ORG-Cz1-RIPE
admin-c: CZ-RIPE
tech-c: CZ-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
remarks:
remarks: ----------------------------------------------------------------------
remarks: TRANSIT IMPORT
mp-import: afi any.unicast from AS25192:AS-TRANSIT accept ANY
remarks:
remarks: EXCHANGE POINTS IMPORT
mp-import: afi any.unicast from AS25192:AS-IX accept ANY
remarks:
remarks: CUSTOMERS IMPORT
mp-import: afi any.unicast from AS25192:AS-CUSTOMERS accept PeerAS
remarks: ----------------------------------------------------------------------
remarks:
remarks: ----------------------------------------------------------------------
remarks: TRANSIT EXPORT
mp-export: afi any.unicast to AS25192:AS-TRANSIT announce AS-CZNIC-TRANSIT
remarks:
remarks: EXCHANGE POINTS EXPORT
mp-export: afi any.unicast to AS25192:AS-IX announce AS-CZNIC
remarks:
remarks: CUSTOMERS EXPORT
mp-export: afi any.unicast to AS25192:AS-CUSTOMERS announce ANY
remarks: ----------------------------------------------------------------------
remarks:
mnt-by: CZ-NIC-MNT
created: 2002-08-28T09:25:35Z
last-modified: 2017-11-15T09:19:53Z
source: RIPE
organisation: ORG-Cz1-RIPE
org-name: CZ.NIC, z.s.p.o.
org-type: LIR
address: Milesovska 5
address: 13000
address: Praha 3
address: CZECH REPUBLIC
phone: +420222745111
fax-no: +420222745112
admin-c: MP12962-RIPE
admin-c: JARA
admin-c: OS924-RIPE
admin-c: OF156-RIPE
mnt-ref: CZ-NIC-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: CZ-NIC-MNT
abuse-c: CZ-RIPE
created: 2004-04-17T11:04:42Z
last-modified: 2016-10-12T09:54:53Z
source: RIPE # Filtered
role: Top level domain .CZ Operations
address: CZ.NIC, z.s.p.o.
address: Milesovska 5
address: Praha 3
address: 130 00
address: The Czech Republic
phone: +420 222 745 111
fax-no: +420 222 745 112
abuse-mailbox: abuse@nic.cz
admin-c: OF156-RIPE
tech-c: OS924-RIPE
tech-c: MP12962-RIPE
tech-c: MK8584-RIPE
tech-c: JARA
nic-hdl: CZ-RIPE
mnt-by: CZ-NIC-MNT
created: 2003-05-16T20:14:31Z
last-modified: 2015-01-20T19:33:58Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.91.2 (BLAARKOP)
Knot-dns.cz Domain Registration and Settings
% (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: 3.14.0
% Timestamp: Thu Mar 07 04:33:35 2024
domain: knot-dns.cz
registrant: CZ-NIC
admin-c: FEELA
admin-c: MAPET
nsset: CZNIC-SLD
keyset: CZNIC-LABS
registrar: REG-CZNIC
status: Sponsoring registrar change forbidden
status: Update forbidden
registered: 24.05.2011 17:08:11
changed: 24.05.2021 13:59:36
expire: 24.05.2030
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
contact: FEELA
name: Ondřej Filip
registrar: REG-MOJEID
created: 04.01.2005 13:35:00
changed: 03.12.2021 16:48:58
contact: MAPET
name: Martin Peterka
registrar: REG-MOJEID
created: 06.03.2002 18:11:00
changed: 19.10.2020 19:25:15
nsset: CZNIC-SLD
nserver: sld3.ns.nic.cz (217.31.57.6, 2001:1ab0:7e1e:d150::8:1)
nserver: sld1.ns.nic.cz (217.31.207.98, 2001:1488:800:126::98)
nserver: sld2.ns.nic.cz (217.31.207.99, 2001:1488:800:126::99)
tech-c: JTALIR
registrar: REG-CZNIC
created: 06.09.2018 13:21:54
changed: 22.02.2023 10:22:36
contact: JTALIR
name: Jaromír Talíř
registrar: REG-MOJEID
created: 26.10.2010 10:53:34
changed: 06.09.2023 13:55:31
keyset: CZNIC-LABS
dnskey: 257 3 13 KDAJfPGWgvNAEHUMzmmSa+c3gHfoGIsXnhIO1iAYGTAyVBo+CLTyIk3wxDtt4Yn3eCrCiYsEAHBJgQvA3pwJ8w==
tech-c: CZ-NIC-LABS
registrar: REG-CZNIC
created: 14.03.2016 12:48:52
changed: 01.12.2016 14:02:03
contact: CZ-NIC-LABS
org: CZ.NIC, z. s. p. o.
name: CZ.NIC Labs
address: Milesovska 1136/5
address: Praha 3
address: 130 00
address: CZ
registrar: REG-CZNIC
created: 14.03.2016 12:48:15
changed: 15.05.2018 21:32:00
| Host | A Record | TTL |
|---|
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|
| Host | TXT Record | TTL |
|---|
Knot-dns.cz HTML Check
Knot-dns.cz Desktop Performance
Last tested: 02/05/2018
| Total Resources | 19 |
| Number of Hosts | 4 |
| Static Resources | 16 |
| JavaScript Resources | 4 |
| CSS Resources | 1 |
Knot-dns.cz Mobile Insights
Last tested: 02/05/2018
| Total Resources | 19 |
| Number of Hosts | 4 |
| Static Resources | 16 |
| JavaScript Resources | 4 |
| CSS Resources | 1 |
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