Osu.cz Web Analysis and Statistics

Website Summary

  • When was the website Osu.cz released?

    Osu.cz was registered on July 4, 1997 (26 years 9 months 25 days ago).

  • What is the traffic rank for Osu.cz?

    Website Osu.cz ranked 92,019 globally and 416 in Czech Republic.

  • How many people visit Osu.cz each day?

    Osu.cz has about 13,000 visits and 56,000 pageviews per day.

  • Which countries does Osu.cz receive most of its visitors from?

    Osu.cz is mostly visited by people located in Czech Republic.

  • How much does Osu.cz earn a month?

    Each month Osu.cz can earn $2,820 from advertising revenue.

  • How much is Osu.cz worth?

    Estimated value of Osu.cz is $68,000

  • What IP addresses does Osu.cz resolve to?

    Osu.cz resolves to the IP addresses 78.128.128.25

  • Where is Osu.cz server located?

    Osu.cz's server is located in Moravskoslezsky Kraj, Ostrava, Czechia, 710 00.

  • Who is registrar of Osu.cz domain?

    The osu.cz domain is registered and managed by REG-INTERNET-CZ

Osu.cz's metrics:

Global traffic rank:
92,019
Traffic rank in Czech Republic:
416
Referring Domains:
844
Daily income:
$94.00
Estimated Worth:
$68,000
Website category:
Education/Reference
Safety status:
Safe

HTML Analysis

HTML Meta tags:

Title: Ostravská univerzita

Description: Ostravská univerzita - Oficiální internetové stránky Ostravské univerzity.

HTML Keywords: ostravská univerzita

Logo: osu.cz

HTML elements:

H1 Headings:
1
H2 Headings:
16
H3 Headings:
0
H4 Headings:
0
H5 Headings:
0
H6 Headings:
0
Total Images:
169
Total IFRAMEs:
2

Links analysis:

Total links:
429
Internal links:
175
Internal links (nofollow):
0
External links:
16
External links (nofollow):
0

HTML resources breakdown:

The homepage of osu.cz contains 97 resources, the total size is 2.02 MB. They are distributed as follows:

Resource type Resource count Size Percent
Document 1 111.03 KB 5.4 %
Image 68 1.36 MB 67 %
Font 3 92.85 KB 4.5 %
Script 9 243.66 KB 11.8 %
Stylesheet 15 236.48 KB 11.4 %
Media 0 0 0 %
Other 1 0.30 KB 0 %

In addition, the osu.cz homepage also uses 1 third-party resources, the total size is 0.57 KB.

HTTP Header:

Http-Version: 1.1
Status-Code: 200
Status: 200 OK
Date: Wed, 15 Feb 2023 11:06:43 GMT
Server: Apache
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache
Access-Control-Allow-Origin: *
Upgrade: h2
Connection: Upgrade
Strict-Transport-Security: max-age=63072000; includeSubDomains
X-Frame-Options: DENY
X-XSS-Protection: 1; mode=block
Expect-CT: max-age=2592000
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8

Osu.cz Traffic Analysis

Daily unique visitors:
13,000
Daily pageviews:
56,000
Daily pageviews per visitor:
4.3
Daily time on site:
2:42 minutes
Traffic from search engine:
54.0 %
Bounce rate:
70.0 %
Monthly visits:
390,000
Annual visits:
4,745,000

Traffic by country:

# Country Traffic Percent Country Rank
1 🇨🇿 Czech Republic 92.1% 752

Top keywords by traffic:

Keyword Search traffic
ou 6.77%
ostravská univerzita 6.28%
osu 5.16%
vysoká škola umělecká ostrava 2.82%
portal osu 2%

Google Lighthouse Audit

Google Lighthouse is an open-source, automated tool for measuring the quality of web pages. Google Lighthouse audits websites on two separate mobile and desktop environments. Audit results are based on scores from 1-100 and are divided into 5 parts:

  • Performance: This is the most important part, it evaluates the performance of your website. Performance based on Core Web Vitals and key parameters such as First Contentful Paint (FCP), First Input Delay (FID), Largest Contentful Paint (LCP) and Cumulative Layout Shift (CLS).
  • Accessibility: Test user accessibility to your web application.
  • Best Practices: Website Trust and Safety testing, extensions, XSS, HTTPS...
  • SEO (on page): These checks ensure that your page is following basic search engine optimization advice.
  • Progressive Web App (PWA): Check out the modern technologies used on your web app.

Here are the results of the Google Lighthouse audit for the website osu.cz:

On Mobile

42
Performance
84
Accessibility
67
Best Practices
81
SEO
0-49 50-89 90-100

On Desktop

83
Performance
84
Accessibility
75
Best Practices
92
SEO (on page)

Osu.cz SSL Certificate Information

osu.cz supports HTTPS with the following certificate information:

Common name: wanda.osu.cz
SANs: wanda.osu.cz, bookstore.osu.eu, ciscoacademy.osu.cz, ciscoacademy.osu.eu, cit.osu.cz, cit.osu.eu, cit1.osu.cz, csirt.osu.cz, csirt.osu.eu, dokumenty.osu.cz, eduroam.osu.cz, eduroam.osu.eu, eknihy.osu.cz, eris.osu.eu, evis.osu.cz, evis1.osu.cz, evkp.osu.cz, ezdroje.osu.cz, ff.osu.cz, ff.osu.eu, ff1.osu.cz, ffi.osu.cz, fss.osu.cz, fss.osu.eu, fss1.osu.cz, fu.osu.cz, fu.osu.eu, fu1.osu.cz, fzs.osu.cz, fzs.osu.eu, historica.osu.cz, historica.osu.eu, icohtec2022.osu.eu, ifm.osu.cz, ifm.osu.eu, ifm1.osu.cz, ifs.osu.eu, images.osu.cz, ipad.osu.cz, ipus.osu.cz, ipus.osu.eu, izs.osu.cz, jsmeostravska.cz, kma.prf.osu.cz, kma.prf.osu.eu, knihkupectvi.osu.cz, knihkupectvi1.osu.cz, knihovna.osu.cz, knihovna1.osu.cz, koleje.osu.cz, koleje.osu.eu, koleje1.osu.cz, konferencepomahani.osu.cz, kontextypsychologie.osu.cz, kopr.osu.cz, lf.osu.cz, lf.osu.eu, lf1.osu.cz, library.osu.eu, menza.osu.cz, menza.osu.eu, menza1.osu.cz, mikrotikacademy.osu.cz, mojeip.osu.cz, mojeip6.osu.cz, news.osu.cz, odbory.osu.cz, offices.osu.eu, ostravajournal.osu.cz, ostravajournal.osu.eu, osu.cz, osu.eu, oushop.osu.cz, pdf.osu.cz, pdf.osu.eu, pdf1.osu.cz, poradenske.osu.cz, prf.osu.cz, prf.osu.eu, prf1.osu.cz, prodejna.osu.cz, prodejna.osu.eu, pyramida.osu.cz, pyramida.osu.eu, pyramida1.osu.cz, rektorat.osu.cz, rektorat1.osu.cz, studiagermanistica.osu.cz, studiagermanistica.osu.eu, studiaslavica.osu.cz, studiaslavica.osu.eu, urs.osu.cz, urs.osu.eu, visnep.osu.cz, vvv.osu.cz, wifi.osu.cz, www.bookstore.osu.eu, www.ciscoacademy.osu.cz, www.ciscoacademy.osu.eu, www.cit.osu.cz, www.cit.osu.eu, www.csirt.osu.cz, www.csirt.osu.eu, www.dokumenty.osu.cz, www.eduroam.osu.cz, www.eduroam.osu.eu, www.eknihy.osu.cz, www.eris.osu.eu, www.evis.osu.cz, www.evkp.osu.cz, www.ezdroje.osu.cz, www.ff.osu.cz, www.ff.osu.eu, www.ffi.osu.cz, www.fss.osu.cz, www.fss.osu.eu, www.fu.osu.cz, www.fu.osu.eu, www.fzs.osu.cz, www.fzs.osu.eu, www.historica.osu.cz, www.historica.osu.eu, www.icohtec2022.osu.eu, www.ifm.osu.cz, www.ifm.osu.eu, www.ifs.osu.eu, www.ipad.osu.cz, www.ipus.osu.cz, www.ipus.osu.eu, www.izs.osu.cz, www.kma.prf.osu.cz, www.kma.prf.osu.eu, www.knihkupectvi.osu.cz, www.knihovna.osu.cz, www.koleje.osu.cz, www.koleje.osu.eu, www.konferencepomahani.osu.cz, www.kontextypsychologie.osu.cz, www.kopr.osu.cz, www.lf.osu.cz, www.lf.osu.eu, www.library.osu.eu, www.menza.osu.cz, www.menza.osu.eu, www.mikrotikacademy.osu.cz, www.news.osu.cz, www.odbory.osu.cz, www.offices.osu.eu, www.ostravajournal.osu.cz, www.ostravajournal.osu.eu, www.osu.cz, www.osu.eu, www.oushop.osu.cz, www.pdf.osu.cz, www.pdf.osu.eu, www.poradenske.osu.cz, www.prf.osu.cz, www.prf.osu.eu, www.prodejna.osu.cz, www.prodejna.osu.eu, www.pyramida.osu.cz, www.pyramida.osu.eu, www.rektorat.osu.cz, www.studiagermanistica.osu.cz, www.studiagermanistica.osu.eu, www.studiaslavica.osu.cz, www.studiaslavica.osu.eu, www.urs.osu.cz, www.urs.osu.eu, www.visnep.osu.cz, www.wifi.osu.cz, www.zakarierou.osu.cz, www.zsf.osu.cz, www.zsf.osu.eu, zakarierou.osu.cz, zsf.osu.cz, zsf.osu.eu
Organization: Ostravská univerzita
Location: Moravskoslezský kraj, CZ
Serial Number: 44B41BBFDAB7C404A3700651AE1B67DA
Signature Algorithm: RSA-SHA384
Issuer: GEANT OV RSA CA 4
Fingerprint: 272a0fdbb3ceac7c4b9b8d5ed01fb7264ef94c4b
FingerprintSha256: 7970ae4cc0539aba952d7a315ae24441fa210c1765f2e98cea9938ee970ab0b7

Osu.cz Domain Name Information

Domain TLD:
cz
Domain Registrar:
REG-INTERNET-CZ
Registration Date:
July 4, 1997
Expiration Date:
October 24, 2025
Domain Age:
26 years 9 months 25 days

Domain Nameserver Information:

Host IP Address Country
albert.osu.cz 195.113.106.11 🇨🇿 Czech Republic
oudec.osu.cz 195.113.106.10 🇨🇿 Czech Republic

Full WHOIS Lookup:

domain: osu.cz
registrant: SB:PF65_XX
admin-c: SB:PF65_XX
admin-c: P_LOK
admin-c: KOZELSKY-OSU
nsset: NSS:PF65_XX:1
keyset: AUTO-4ZRD2083B4CYYLHDS2BJVNCML
registrar: REG-INTERNET-CZ
registered: 04.07.1997 02:00:00
changed: 30.03.2022 15:16:14
expire: 24.10.2025

contact: SB:PF65_XX
org: Ostravská univerzita
name: Ostravská univerzita
address: Dvořákova 7
address: Ostrava
address: 701 03
address: CZ
registrar: REG-INTERNET-CZ
created: 10.08.2001 22:13:00
changed: 07.06.2022 14:27:02

contact: P_LOK
name: Pavla Lokajova
address: Brafova 5
address: Ostrava
address: 701 00
address: CZ
registrar: REG-INTERNET-CZ
created: 18.11.2003 17:20:00
changed: 15.05.2018 21:32:00

contact: KOZELSKY-OSU
org: Ostravská univerzita
name: Martin Kozelský
address: Bráfova 5
address: Ostrava
address: 701 03
address: CZ
registrar: REG-INTERNET-CZ
created: 29.08.2017 11:21:11
changed: 17.01.2020 10:48:04

nsset: NSS:PF65_XX:1
nserver: albert.osu.cz (195.113.106.11, 2001:718:1005:601::11)
nserver: nsa.ces.net
nserver: oudec.osu.cz (195.113.106.10, 2001:718:1005:601::10)
tech-c: SB:PF65_XX
tech-c: P_LOK
tech-c: KOZELSKY-OSU
registrar: REG-INTERNET-CZ
created: 01.10.2007 02:00:00
changed: 23.09.2020 15:15:05

keyset: AUTO-4ZRD2083B4CYYLHDS2BJVNCML
dnskey: 257 3 13 iNTvX4+ow57Owz+Szo88Jyc16Hryq/PkOq5PV1gMIv0htCiZoUpfl0/bPnvfA72oCpWBRrfQuNZ8WXUMns4YGw==
tech-c: CZ-NIC
registrar: REG-CZNIC
created: 30.03.2022 15:16:14

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

Osu.cz Server Information

Server IP Address:
78.128.128.25
Hosted Country:
🇨🇿 Czech Republic
Latitude, longitude:
49.8349 , 18.282
Location:
Moravskoslezsky Kraj, Ostrava, Czechia, 710 00

DNS Record Analysis:

Host Type TTL Extra
osu.cz A 3600 IP: 78.128.128.25
osu.cz NS 3600 Target: albert.osu.cz
osu.cz NS 3600 Target: oudec.osu.cz
osu.cz NS 3600 Target: nsa.ces.net
osu.cz SOA 3600 MNAME: oudec.osu.cz
RNAME: hostmaster.osu.cz
Serial: 2023022381
Refresh: 86400
Retry: 7200
Expire: 3600000
Minimum TTL: 3600
osu.cz MX 3600 Priority: 20
Target: mailer.osu.cz
osu.cz MX 3600 Priority: 10
Target: mailer2.osu.cz
osu.cz TXT 3600 TXT: google-site-verification=CfRE5GRPoR3C2Wo8Ugd58hN_5xCIbOB0Y6JhL3fSRQQ
osu.cz TXT 3600 TXT: MS=ms99785042
osu.cz TXT 3600 TXT: v=spf1 a mx ip4:195.113.106.6 ip4:195.113.106.9 ip4:195.113.106.34 ip6:2001:718:1005:601::6 ip6:2001:718:1005:601::9 ip6:2001:718:1005:601::34 include:spf.protection.outlook.com -all
osu.cz AAAA 3600 IPV6: 2001:718:1005:620::25
osu.cz CAA 3600 Flags: 0
osu.cz CAA 3600 Flags: 0

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Typos of Osu.cz

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