13.8 sec in total
345 ms
12.9 sec
469 ms
Click here to check amazing Serial Zone content for Czech Republic. Otherwise, check out these important facts you probably never knew about serialzone.cz
Seriály z celého světa na jednom místě. Spousty informací a novinek o všech myslitelných seriálech. Kalendář vysílaných seriálů, osobní watchlist. A navíc databáze českých titulků k seriálům.
Visit serialzone.czWe analyzed Serialzone.cz page load time and found that the first response time was 345 ms and then it took 13.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
serialzone.cz performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value11.3 s
0/100
25%
Value17.7 s
0/100
10%
Value4,210 ms
1/100
30%
Value0.11
87/100
15%
Value39.8 s
0/100
10%
345 ms
571 ms
243 ms
267 ms
272 ms
Our browser made a total of 229 requests to load all elements on the main page. We found that 25% of them (58 requests) were addressed to the original Serialzone.cz, 8% (19 requests) were made to Um.simpli.fi and 5% (12 requests) were made to S0.2mdn.net. The less responsive or slowest element that took the longest time to load (7 sec) relates to the external source Cm.dpclk.com.
Page size can be reduced by 789.8 kB (32%)
2.5 MB
1.7 MB
In fact, the total size of Serialzone.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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 81.9 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 81.9 kB or 74% of the original size.
Potential reduce by 76.9 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. Serial Zone images are well optimized though.
Potential reduce by 475.2 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 475.2 kB or 59% of the original size.
Potential reduce by 155.8 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. Serialzone.cz needs all CSS files to be minified and compressed as it can save up to 155.8 kB or 86% of the original size.
Number of requests can be reduced by 116 (59%)
195
79
The browser has sent 195 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serial Zone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 51 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
serialzone.cz
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serialzone.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
Image elements do not have [alt] attributes
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.
serialzone.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
Browser errors were logged to the console
Page has valid source maps
serialzone.cz SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
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 Serialzone.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 Serialzone.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.
serialzone.cz
Open Graph data is detected on the main page of Serial Zone. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: