Osn.cz Home - OSN Česká Republika

Osn.cz Overview

Osn.cz ranking shows that the page is at position 1,337,816 over the world, while the bulk of its audience is from Czech Republic, where it ranks 16,729.

In terms of rank-to-traffic ratio, osn.cz has 364 unique users per day, viewing 551 pages. The rank based value of osn.cz is 6,314 USD. Every user makes 1.61 pageviews on average.

Osn.cz boasts a link base consisting of 437 referring domains and 549 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in May 23, 2021, osn.cz has an expired SSL certificate issued by CloudFlare, Inc. (expired on July 07, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by CloudFlare, Inc..

Based on data from Google Safe Browsing, Google Safe Search and Symantec osn.cz is a fairly safe domain.

According the Mobile-Friendly test by Google osn.cz is nice optimized for mobile devices and tablets.

Osn.cz Rank Summary

Global Rank

1,337,816

Average Load Time

1.18sec

Links In Count

147

Website Value

$5,846

Audience Geography. Where are osn.cz visitors located?

Country	Visitors
Czech Republic CZ	97.4%
Other	3.5%

Country	Pageviews
Czech Republic CZ	98.1%
Other	2.5%

Country	Rank
Czech Republic CZ	16729

Where do visitors go on osn.cz?

Subdomain	Pageviews
osn.cz	100%

Subdomain	Pageviews per User
osn.cz	1

Subdomain	Reach
osn.cz	100%

How popular is osn.cz?

Period	Global Rank	Global Rank Delta
past 3 months	1337816	-336512
past month	1511090	30288

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	1715348	-394623	1	40%	1.5	-1.91%
30	1941377	383141	1	-26.05%	1	-37.56%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1235840	-323634	29	40%
30	1395833	-134217	3	20%

Osn.cz Website Safety

Overview

Last Updated: 12/28/2024

Overall result - osn.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

Last Updated: 02/15/2024

osn.cz is safe.

Norton ConnectSafe evaluates osn.cz for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 08/26/2017

osn.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 Browsing

Last Updated: 01/09/2019

osn.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.

Site Advisor

Last Updated: 03/10/2021

osn.cz is safe.

McAfee assesses osn.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 osn.cz for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 12/28/2024

osn.cz child safety is unknown.

The WOT calculates reputation of the osn.cz. This reputation system receives ratings from users and information from third-party sources, assesses the osn.cz for safety features and confirms, whether osn.cz is suitable for children.

SSL Information

SSL Checker Tool

Domain	sni.cloudflaressl.com
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	07/07/2020
Expiration	07/07/2021
Signed	Certificate is not self signed
Additional Domains	sni.cloudflaressl.com *.osn.cz osn.cz

Osn.cz Rank History

Alexa Rank shows how popular osn.cz is in comparison with other sites. The most popular site has Alexa Rank equals 1. If osn.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 osn.cz and pageviews on osn.cz over the past 3 months.

Osn.cz Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 03/20/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Osn.cz Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

% (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: Tue Oct 31 18:43:34 2023

domain: osn.cz
registrant: SB:HR567-RIPE_XX
admin-c: MB1772-RIPE
admin-c: OSN-PLOBOTKA
nsset: OSN
registrar: REG-WEBGLOBE
registered: 16.10.2003 10:50:00
changed: 08.01.2019 09:52:00
expire: 16.10.2024

contact: SB:HR567-RIPE_XX
org: United Nations Information Centre
name: Informacni centrum OSN
address: Zelezna 539/24
address: Praha 1
address: 110 00
address: CZ
phone: +420.602276207
fax-no: +420.257316761
e-mail: lobotka@un.org
registrar: REG-WEBGLOBE
created: 10.08.2001 22:13:00
changed: 07.01.2019 16:07:00

contact: MB1772-RIPE
name: Michal Broza
address: nam. Kinskych 6
address: Praha 5
address: 15000
address: CZ
registrar: REG-WEBGLOBE
created: 10.08.2001 22:13:00
changed: 15.05.2018 21:32:00

contact: OSN-PLOBOTKA
name: Petr Lobotka
address: Zelezna 539/24
address: Praha
address: 11000
address: CZ
registrar: REG-WEBGLOBE
created: 25.05.2015 11:08:03
changed: 15.05.2018 21:32:00

nsset: OSN
nserver: may.ns.cloudflare.com
nserver: toby.ns.cloudflare.com
tech-c: OSN-PLOBOTKA
registrar: REG-WEBGLOBE
created: 26.12.2018 16:30:01

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Osn.cz HTML Check

HTML Validation Tool

Errors

Element “title” must not be empty.

Bad value “” for attribute “href” on element “link”: Must be non-empty.

Element “title” not allowed as child of element “head” in this context. (Suppressing further errors from this subtree.)

Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

End tag “div” seen, but there were open elements.

Unclosed element “span”.

Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

Bad value “auto” for attribute “height” on element “img”: Expected a digit but saw “a” instead.

CSS: “border”: Parse Error.

Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

Warnings

The “type” attribute for the “style” element is not needed and should be omitted.

The “navigation” role is unnecessary for element “nav”.

Osn.cz Desktop Performance

Last tested: 02/08/2018

Desktop Speed

47%

Optimize images

Leverage browser caching

Reduce server response time

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Minify JavaScript

Minify CSS

Desktop Resource Breakdown

Total Resources	81
Number of Hosts	11
Static Resources	52
JavaScript Resources	14
CSS Resources	14

Osn.cz Mobile Insights

Last tested: 11/29/2017

Mobile Usability

91%

Size tap targets appropriately

Mobile Speed

65%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Optimize images

Minify JavaScript

Minify CSS

Mobile Resource Breakdown

Total Resources	49
Number of Hosts	13
Static Resources	21
JavaScript Resources	15
CSS Resources	14

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Osn.cz Home - OSN Česká Republika

Osn.cz Overview

Osn.cz Rank Summary

Osn.cz Website Safety

Osn.cz Rank History

Osn.cz Hosting Information

Osn.cz Domain Registration and Settings

Osn.cz HTML Check

Osn.cz Desktop Performance

Osn.cz Mobile Insights

Osn.cz Similar Audits

Osn.cz Common Typos