hostinfo

matematika.cz

—

Overview

IP	81.91.82.209
Hosted Country	Czech Republic
Provider	—
Registration Date	2002-05-14 (24 years 4 months ago)
Expiration Date	2019-05-13 (7 years 4 months ago)
Registrar	CZ-NIC
Safe Browsing	No risk issues
PageSpeed Score	Check PageSpeed →
Speed test	Run speed test →

Last analysis: 2019-03-21 09:02:39 (7 years 6 months ago)

Update is temporarily locked — you can refresh again after the cooldown.

Traffic

Global rank	#102,298
Est. monthly visits	432,990
Daily Unique Visitors	14,433
Daily Pageviews	72,165

Global rank from public popularity lists; visits are a model estimate, not measured panel traffic.

Search Engine Backlinks

Referring domains	—
Link authority	—
Graph rank	—

Referring-domain totals come from the public Common Crawl graph (full page/anchor index like Ahrefs is paid-only). Linking pages and anchor texts below are a live web sample.

Security

SSL Certificate	Refresh to collect SSL data
Security Headers	—
Email Authentication	—

DNS

A	81.91.82.209
NS	ns2.web4u.cz
NS	ns.web4u.cz
SOA	ns.web4u.cz admin.web4u.cz 2013092701 14400 3600 604800 14400
MX	10 mail.matematika.cz

HTTP Header Analysis

Http-Version	1.1
Status-Code	200
Status	200 OK
Date	Thu, 21 Mar 2019 09:02:23 GMT
Server	Apache/2.4.10 (Debian) mod_fcgid/2.3.9 PHP/5.6.38-0+deb8u1 OpenSSL/1.0.1t
X-Powered-By	PHP/5.6.38-0+deb8u1
Content-Encoding	gzip
Vary	Accept-Encoding
Connection	close
Transfer-Encoding	chunked
Content-Type	text/html; charset=utf-8

WHOIS

Registrar	CZ-NIC
Registration Date	2002-05-14 (24 years 4 months ago)
Updated	2013-12-13
Expiration Date	2019-05-13 (7 years 4 months ago)
Status	—
Name servers	ns2.web4u.cz, ns.web4u.cz

% (c) 2006-2019 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: 3.10.2
% Timestamp: Thu Mar 21 10:02:32 2019

domain: matematika.cz
registrant: JANHOMOLA
admin-c: JANSEBESTA
nsset: WEB4U
keyset: WEB4U
registrar: REG-WEB4U
registered: 14.05.2002 17:27:00
changed: 13.12.2013 21:25:56
expire: 13.05.2019

contact: JANHOMOLA
name: Jan Homola
registrar: REG-MOJEID
created: 27.08.2013 12:45:45
changed: 15.05.2018 21:32:00

contact: JANSEBESTA
org: Bc. Jan Šebesta
name: Jan Šebesta
address: Gen. Peřiny 1292/4
address: Hustopeče
address: 69301
address: CZ
registrar: REG-MOJEID
created: 26.10.2012 12:24:31
changed: 15.05.2018 21:32:00

nsset: WEB4U
nserver: ns.web4u.cz (81.91.87.50, 2001:1568::7050)
nserver: ns2.web4u.cz (77.93.218.150, 2a01:430:134::150)
tech-c: WEB4U
registrar: REG-WEB4U
created: 03.10.2007 14:53:59
changed: 03.08.2015 15:49:02

contact: WEB4U
org: Web4U s.r.o.
name: Lukáš Kunovský
address: Pravdova 837
address: Jindřichův Hradec II
address: 37701
address: CZ
registrar: REG-WEB4U
created: 03.10.2007 14:48:14
changed: 15.05.2018 21:32:00

keyset: WEB4U
dnskey: 257 3 14 wC6Nj1MeB7SrZyPtZ0tpUsGgh2TTLtU8W+v6Bx3EyoizPMLMa57+zO+aXul6zVk7dmSE9NhIKsCk3YA2aGBLbacnZ2xyGiZ5SOoYByUJlb+IqLPVbqBbz/v9y9JgyCxz
tech-c: WEB4U
registrar: REG-WEB4U
created: 23.09.2009 14:06:52
changed: 15.02.2019 10:20:10

Technology & delivery

Server	—
CMS	—
CDN	—
TTFB	—
Web Archive	web.archive.org/web/*/matematika.cz
Robots / Sitemap	—

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