11 sec in total
541 ms
9.6 sec
925 ms
Visit chernobylzone.cz now to see the best up-to-date Chernobylzone content for Czech Republic and also check out these interesting facts you probably never knew about chernobylzone.cz
Černobyl a Černobylská havárie - informace a historie o Černobylu, videa, fotky, zájezdy do Černobylu a černobylské exkurze
Visit chernobylzone.czWe analyzed Chernobylzone.cz page load time and found that the first response time was 541 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
chernobylzone.cz performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value20.8 s
0/100
25%
Value19.1 s
0/100
10%
Value1,220 ms
20/100
30%
Value0.167
71/100
15%
Value20.7 s
2/100
10%
541 ms
3693 ms
322 ms
319 ms
325 ms
Our browser made a total of 174 requests to load all elements on the main page. We found that 71% of them (123 requests) were addressed to the original Chernobylzone.cz, 28% (48 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Chernobylzone.cz.
Page size can be reduced by 1.0 MB (23%)
4.6 MB
3.5 MB
In fact, the total size of Chernobylzone.cz main page is 4.6 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 254.0 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 254.0 kB or 82% of the original size.
Potential reduce by 34.6 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. Chernobylzone images are well optimized though.
Potential reduce by 756.1 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 756.1 kB or 47% of the original size.
Potential reduce by 2.5 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. Chernobylzone.cz has all CSS files already compressed.
Number of requests can be reduced by 44 (36%)
121
77
The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chernobylzone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.
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chernobylzone.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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
chernobylzone.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
chernobylzone.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 uses legible font sizes
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chernobylzone.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 Chernobylzone.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.
chernobylzone.cz
Open Graph data is detected on the main page of Chernobylzone. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: