4 sec in total
683 ms
2.9 sec
411 ms
Welcome to czechswimming.cz homepage info - get ready to check Czechswimming best content for Czech Republic right away, or after learning these important things about czechswimming.cz
Visit czechswimming.czWe analyzed Czechswimming.cz page load time and found that the first response time was 683 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
czechswimming.cz performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value13.5 s
0/100
25%
Value7.9 s
22/100
10%
Value200 ms
89/100
30%
Value1.15
1/100
15%
Value9.4 s
31/100
10%
683 ms
127 ms
376 ms
237 ms
253 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 94% of them (47 requests) were addressed to the original Czechswimming.cz, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Czechswimming.cz.
Page size can be reduced by 931.9 kB (37%)
2.5 MB
1.6 MB
In fact, the total size of Czechswimming.cz main page is 2.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 23.0 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 23.0 kB or 78% of the original size.
Potential reduce by 297.2 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Czechswimming needs image optimization as it can save up to 297.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 523.2 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 523.2 kB or 68% of the original size.
Potential reduce by 88.4 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Czechswimming.cz needs all CSS files to be minified and compressed as it can save up to 88.4 kB or 87% of the original size.
Number of requests can be reduced by 19 (39%)
49
30
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Czechswimming. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
czechswimming.cz
683 ms
general.css
127 ms
jquery.min.js
376 ms
jquery-noconflict.js
237 ms
jquery-migrate.min.js
253 ms
caption.js
239 ms
mootools-core.js
374 ms
core.js
254 ms
mootools-more.js
706 ms
bootstrap.min.js
365 ms
jquery-1.8.2.min.js
500 ms
jquery.mtlib.js
616 ms
jquery-ui-1.8.23.custom.min.js
478 ms
system.css
481 ms
general.css
483 ms
template.css
602 ms
template.responsive.css
591 ms
jquery.js
814 ms
script.js
617 ms
script.responsive.js
813 ms
system.css
141 ms
analytics.js
153 ms
page.png
143 ms
slideheader0.jpg
677 ms
slideheader1.jpg
676 ms
slideheader2.jpg
678 ms
slideheader3.jpg
680 ms
slideheader4.jpg
784 ms
slideheader5.jpg
672 ms
slideheader6.jpg
1103 ms
spacer.gif
785 ms
postheadericon.png
785 ms
LEN.png
787 ms
akva_rio_maly.jpg
790 ms
thn_synchro_duet_Rio.jpg
894 ms
thn_Synchro_trojice.jpg
895 ms
thn_parlament.jpg
899 ms
ARENA_2013_3.png
1010 ms
LEN.png
904 ms
FINA.png
1004 ms
COV_logo.png
1008 ms
CUS-2.png
1009 ms
omega_timekeeper_2.png
1012 ms
len_magazine.png
1119 ms
CSPS.png
1228 ms
stop_doping_2.png
1120 ms
swimrankings_2.png
1119 ms
social-icons.png
1123 ms
collect
4 ms
collect
78 ms
czechswimming.cz accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
czechswimming.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
czechswimming.cz SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document doesn't use legible font sizes
Tap targets are not sized appropriately
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czechswimming.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Czechswimming.cz main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
czechswimming.cz
Open Graph description is not detected on the main page of Czechswimming. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: