Vascak.cz RNDr. Vladimír Vaščák – osobní stránky učitele z Moravy

Physics at school

Vascak.cz Overview

Vascak.cz ranking shows that the page is at position 748,838 over the world.

Vascak.cz hosting company servers are placed in the Czech Republic, but, unfortunately, it’s not possible to identify the countries where the bulk of vascak.cz users come from and, therefore, we couldn’t define if the distance can influence the webpage load time. See the list of other webpages hosted on VSHosting s.r.o servers.

In terms of rank-to-traffic ratio, vascak.cz has 484 unique users per day, viewing 967 pages. The rank based value of vascak.cz is 9,461 USD. Every user makes 2.16 pageviews on average.

Vascak.cz boasts a link base consisting of 216 referring domains and 234 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in August 16, 2024, vascak.cz has an expired SSL certificate issued by Let's Encrypt (expired on September 30, 2024). 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, Google Safe Search, Symantec and Web of Trust vascak.cz is a fairly safe domain.

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

Vascak.cz Rank Summary

Global Rank

748,838

Average Load Time

0.00sec

Links In Count

Website Value

$8,760

Audience Geography. Where are vascak.cz visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on vascak.cz?

Subdomain	Pageviews
vascak.cz	100%

Subdomain	Pageviews per User
vascak.cz	1

Subdomain	Reach
vascak.cz	100%

How popular is vascak.cz?

Period	Global Rank	Global Rank Delta
past 3 months	748838	-99000
past month	541519	-138557
past week	476652	-79615
yesterday	121547	-490076

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	961614	-46637	3	0.5%	2	-14.14%
30	759772	-26231	4	10%	1	-30.26%
7	683822	-99548	5	30%	1	4%
1	191140	-420339	3	4000%	1	-50%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	694642	-135019	61	20%
30	477110	-194227	1	60%
7	400892	-63409	2	20%
1	98054	-513399	8	8000%

Vascak.cz Website Safety

Overview

Last Updated: 11/11/2024

Overall result - vascak.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: 02/11/2024

vascak.cz is safe.

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

Google Safe Search

Last Updated: 03/14/2017

vascak.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

vascak.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: 02/15/2021

vascak.cz is safe.

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

Web of Trust

Last Updated: 01/12/2019

vascak.cz child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	vascak.cz
Issuer Organization	Let's Encrypt
Issuer	R10
Algorithm	RSA-SHA256
Valid form	07/02/2024
Expiration	09/30/2024
Signed	Certificate is not self signed
Additional Domains	vascak.cz www.vascak.cz

Vascak.cz Rank History

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

Vascak.cz Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 43541

ASN Title: VSHosting s.r.o.

Last Update: 03/04/2024

% 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 'AS40960 - AS45055'

as-block: AS40960 - AS45055
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: 2015-12-10T09:19:56Z
last-modified: 2015-12-10T09:19:56Z
source: RIPE

% Information related to 'AS43541'

% Abuse contact for 'AS43541' is 'abuse@vshosting.cz'

aut-num: AS43541
as-name: VSHOSTING
org: ORG-Vs21-RIPE
remarks: -------------------------------------------------
remarks: https://www.vshosting.cz
remarks: -------------------------------------------------
remarks: Upstream providers
remarks:
import: from AS174 accept ANY
import: from AS1299 accept ANY
export: to AS174 announce AS-VSHOSTING-CZ
export: to AS1299 announce AS-VSHOSTING-CZ
remarks: -------------------------------------------------
remarks: Direct peerings (Prague, Czech Republic)
remarks:
import: from AS42000 accept AS-KAORA
export: to AS42000 announce AS-VSHOSTING-CZ
import: from AS15169 accept AS-GOOGLE
export: to AS15169 announce AS-VSHOSTING-CZ
remarks: -------------------------------------------------
remarks: NIX.CZ peerings (Prague, Czech Republic)
remarks:
import: from AS47200 accept AS-NIXCZ-RSCLIENTS
import: from AS112 accept AS112
import: from AS12570 accept ANY
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export: to AS16019 announce AS-VSHOSTING-CZ
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export: to AS16509 announce AS-VSHOSTING-CZ
export: to AS197197 announce AS-VSHOSTING-CZ
export: to AS197284 announce AS-VSHOSTING-CZ
export: to AS20723 announce AS-VSHOSTING-CZ
export: to AS20940 announce AS-VSHOSTING-CZ
export: to AS21430 announce AS-VSHOSTING-CZ
export: to AS24806 announce AS-VSHOSTING-CZ
export: to AS24971 announce AS-VSHOSTING-CZ
export: to AS25192 announce AS-VSHOSTING-CZ
export: to AS25248 announce AS-VSHOSTING-CZ
export: to AS25424 announce AS-VSHOSTING-CZ
export: to AS25512 announce AS-VSHOSTING-CZ
export: to AS26415 announce AS-VSHOSTING-CZ
export: to AS2852 announce AS-VSHOSTING-CZ
export: to AS28851 announce AS-VSHOSTING-CZ
export: to AS28972 announce AS-VSHOSTING-CZ
export: to AS29086 announce AS-VSHOSTING-CZ
export: to AS29134 announce AS-VSHOSTING-CZ
export: to AS29208 announce AS-VSHOSTING-CZ
export: to AS29321 announce AS-VSHOSTING-CZ
export: to AS30134 announce AS-VSHOSTING-CZ
export: to AS31246 announce AS-VSHOSTING-CZ
export: to AS34080 announce AS-VSHOSTING-CZ
export: to AS35214 announce AS-VSHOSTING-CZ
export: to AS35236 announce AS-VSHOSTING-CZ
export: to AS35361 announce AS-VSHOSTING-CZ
export: to AS35592 announce AS-VSHOSTING-CZ
export: to AS38949 announce AS-VSHOSTING-CZ
export: to AS39235 announce AS-VSHOSTING-CZ
export: to AS39790 announce AS-VSHOSTING-CZ
export: to AS39791 announce AS-VSHOSTING-CZ
export: to AS39817 announce AS-VSHOSTING-CZ
export: to AS39906 announce AS-VSHOSTING-CZ
export: to AS41046 announce AS-VSHOSTING-CZ
export: to AS41088 announce AS-VSHOSTING-CZ
export: to AS41711 announce AS-VSHOSTING-CZ
export: to AS42000 announce AS-VSHOSTING-CZ
export: to AS42306 announce AS-VSHOSTING-CZ
export: to AS43037 announce AS-VSHOSTING-CZ
export: to AS43413 announce AS-VSHOSTING-CZ
export: to AS43708 announce AS-VSHOSTING-CZ
export: to AS47232 announce AS-VSHOSTING-CZ
export: to AS47868 announce AS-VSHOSTING-CZ
export: to AS5588 announce AS-VSHOSTING-CZ
export: to AS5610 announce AS-VSHOSTING-CZ
export: to AS61296 announce AS-VSHOSTING-CZ
export: to AS6881 announce AS-VSHOSTING-CZ
export: to AS6939 announce AS-VSHOSTING-CZ
export: to AS8075 announce AS-VSHOSTING-CZ
export: to AS8251 announce AS-VSHOSTING-CZ
export: to AS8517 announce AS-VSHOSTING-CZ
export: to AS8913 announce AS-VSHOSTING-CZ
remarks: -------------------------------------------------
remarks: NIX.SK peerings (Bratislava, Slovak Republic)
remarks:
import: from AS47627 accept AS-NIXSK-RSCLIENTS
import: from AS112 accept ANY
import: from AS26415 accept ANY
import: from AS32934 accept ANY
import: from AS6881 accept ANY
export: to AS47627 announce AS-VSHOSTING-CZ
export: to AS112 announce AS-VSHOSTING-CZ
export: to AS26415 announce AS-VSHOSTING-CZ
export: to AS32934 announce AS-VSHOSTING-CZ
export: to AS6881 announce AS-VSHOSTING-CZ
remarks: -------------------------------------------------
remarks: DE-CIX peerings (Frankfurt, Germany)
remarks:
import: from AS13285 accept ANY
import: from AS3223 accept ANY
import: from AS32787 accept ANY
import: from AS32934 accept ANY
import: from AS33873 accept ANY
import: from AS3856 accept ANY
import: from AS41692 accept ANY
import: from AS42 accept ANY
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import: from AS47147 accept ANY
import: from AS47692 accept ANY
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import: from AS52873 accept ANY
import: from AS55195 accept ANY
import: from AS6695 accept ANY
import: from AS714 accept ANY
import: from AS8365 accept ANY
import: from AS8657 accept ANY
export: to AS13285 announce AS-VSHOSTING-CZ
export: to AS3223 announce AS-VSHOSTING-CZ
export: to AS32787 announce AS-VSHOSTING-CZ
export: to AS32934 announce AS-VSHOSTING-CZ
export: to AS33873 announce AS-VSHOSTING-CZ
export: to AS3856 announce AS-VSHOSTING-CZ
export: to AS41692 announce AS-VSHOSTING-CZ
export: to AS42 announce AS-VSHOSTING-CZ
export: to AS42416 announce AS-VSHOSTING-CZ
export: to AS47147 announce AS-VSHOSTING-CZ
export: to AS47692 announce AS-VSHOSTING-CZ
export: to AS51483 announce AS-VSHOSTING-CZ
export: to AS52873 announce AS-VSHOSTING-CZ
export: to AS55195 announce AS-VSHOSTING-CZ
export: to AS6695 announce AS-VSHOSTING-CZ
export: to AS714 announce AS-VSHOSTING-CZ
export: to AS8365 announce AS-VSHOSTING-CZ
export: to AS8657 announce AS-VSHOSTING-CZ
remarks: -------------------------------------------------
remarks: Customer networks
remarks:
import: from AS48661 accept AS48661
import: from AS51025 accept AS51025 AS51210
import: from AS51210 accept AS51210
import: from AS9053 accept AS9053
import: from AS57081 accept AS57081
import: from AS44984 accept AS44984
import: from AS206566 accept AS206566
import: from AS60592 accept AS60592
import: from AS204668 accept AS-ASTANA-CZ
export: to AS48661 announce ANY
export: to AS51025 announce ANY
export: to AS51210 announce ANY
export: to AS9053 announce ANY
export: to AS57081 announce ANY
export: to AS44984 announce ANY
export: to AS206566 announce ANY
export: to AS60592 announce ANY
export: to AS204668 announce ANY
remarks: -------------------------------------------------
remarks: For additional details see our peeringdb record
remarks: https://as43541.peeringdb.com/
remarks: -------------------------------------------------
admin-c: VS2641-RIPE
tech-c: VS2641-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MNT-VSHOSTING
mnt-routes: MNT-VSHOSTING
created: 2007-08-20T07:56:45Z
last-modified: 2018-06-20T07:20:39Z
source: RIPE # Filtered

organisation: ORG-VS21-RIPE
org-name: VSHosting s.r.o.
org-type: LIR
address: Sodomkova 1579/5
address: 10200
address: Praha 10
address: CZECH REPUBLIC
phone: +420246035835
fax-no: +420234054112
admin-c: DS6745-RIPE
admin-c: VS2641-RIPE
admin-c: JM6252-RIPE
abuse-c: VA3516-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-VSHOSTING
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-VSHOSTING
created: 2007-08-15T05:11:05Z
last-modified: 2017-10-30T14:36:02Z
source: RIPE # Filtered

role: VSHosting network operations
address: Sodomkova 1579/5
address: 10200
address: Praha 10
address: Czech Republic
phone: +420246035835
abuse-mailbox: abuse@vshosting.cz
org: ORG-Vs21-RIPE
admin-c: DS6745-RIPE
admin-c: JM6252-RIPE
admin-c: TR1888-RIPE
tech-c: DS6745-RIPE
tech-c: JM6252-RIPE
mnt-by: MNT-VSHOSTING
nic-hdl: VS2641-RIPE
created: 2007-08-19T11:48:19Z
last-modified: 2016-06-15T16:57:17Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (HEREFORD)

Vascak.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 May 17 11:07:14 2022

domain: vascak.cz
registrant: CHVASCAK40371
admin-c: SB:HOSTINGLINE001
nsset: NSS:HOSTINGLINE001:1
registrar: REG-THINLINE
registered: 02.06.2011 03:32:17
expire: 02.06.2023

contact: CHVASCAK40371
name: Vladimír Vaščák
registrar: REG-MOJEID
created: 02.06.2011 03:32:08
changed: 15.05.2018 21:32:00

contact: SB:HOSTINGLINE001
org: THINline s.r.o.
name: Matěj Kloubek
address: Jeseniova 1196/52
address: Praha 3
address: 13000
address: CZ
registrar: REG-THINLINE
created: 11.07.2003 20:31:00
changed: 24.09.2018 10:48:03

nsset: NSS:HOSTINGLINE001:1
nserver: ns1.thinline.cz (91.239.200.243, 2a00:1ed0:2:0:1:5bef:c8f3:1)
nserver: ns2.thinline.cz (82.100.6.2, 2001:4de8:fa22:0:1:5264:602:1)
nserver: ns3.cesky-hosting.eu
tech-c: SB:HOSTINGLINE001
registrar: REG-THINLINE
created: 01.10.2007 02:00:00
changed: 13.08.2020 14:31:31

DNS Records

DNS Lookup Tool

Host	A Record	TTL
vascak.cz	91.239.200.59	86400

Host	MX Record	Priority	TTL
vascak.cz	mx1d10.thinline.cz	10	86400
vascak.cz	mx1b20.thinline.cz	20	86400

Host	NS Record	TTL
vascak.cz	ns1.thinline.cz	86400
vascak.cz	ns2.thinline.cz	86400
vascak.cz	ns3.cesky-hosting.eu	86400

Host	TXT Record	TTL

ns1.thinline.cz
TTL: 86400
Email address: hostmaster.vascak.cz
Serial: 1533053450
Refresh: 86400
Retry: 300
Expire: 604800
Minimum: 1800

Vascak.cz HTML Check

HTML Validation Tool

Errors

Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.

Stray end tag “head”.

Start tag “body” seen but an element of the same type was already open.

Cannot recover after last error. Any further errors will be ignored.

Vascak.cz Desktop Performance

Last tested: 11/10/2019

Desktop Speed

82%

Avoid landing page redirects

Optimize images

Leverage browser caching

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

Minify CSS

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	97
Number of Hosts	18
Static Resources	74
JavaScript Resources	24
CSS Resources	8

Vascak.cz Mobile Insights

Last tested: 05/27/2017

Mobile Usability

83%

Size content to viewport

Size tap targets appropriately

Mobile Speed

61%

Enable compression

Leverage browser caching

Reduce server response time

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

Optimize images

Minify JavaScript

Minify CSS

Minify HTML

Mobile Resource Breakdown

Total Resources	102
Number of Hosts	17
Static Resources	82
JavaScript Resources	27
CSS Resources	6

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Vascak.cz RNDr. Vladimír Vaščák – osobní stránky učitele z Moravy

Physics at school

Vascak.cz Overview

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Vascak.cz Rank History

Vascak.cz Hosting Information

Vascak.cz Domain Registration and Settings

Vascak.cz HTML Check

Vascak.cz Desktop Performance

Vascak.cz Mobile Insights

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Vascak.cz Common Typos