13.2 sec in total
399 ms
5.3 sec
7.6 sec
Visit oh.idnes.cz now to see the best up-to-date Oh IDNES content for Czech Republic and also check out these interesting facts you probably never knew about oh.idnes.cz
Zpravodajstv? ze sv?ta olympijsk?ch her. Zimn? a letn? olympijsk? hry, term?ny, m?sta kon?n?, p?ehledy a v?sledky na jednom m?st?
Visit oh.idnes.czWe analyzed Oh.idnes.cz page load time and found that the first response time was 399 ms and then it took 12.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
oh.idnes.cz performance score
name
value
score
weighting
Value7.4 s
1/100
10%
Value18.7 s
0/100
25%
Value52.6 s
0/100
10%
Value90,830 ms
0/100
30%
Value0.002
100/100
15%
Value117.4 s
0/100
10%
399 ms
536 ms
623 ms
687 ms
671 ms
Our browser made a total of 135 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Oh.idnes.cz, 86% (116 requests) were made to 1gr.cz and 3% (4 requests) were made to Spir.hit.gemius.pl. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source 1gr.cz.
Page size can be reduced by 189.3 kB (11%)
1.7 MB
1.5 MB
In fact, the total size of Oh.idnes.cz main page is 1.7 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. 75% 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 1.4 MB which makes up the majority of the site volume.
Potential reduce by 105.7 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. This page needs HTML code to be minified as it can gain 27.2 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 105.7 kB or 80% of the original size.
Potential reduce by 65.2 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. Oh IDNES images are well optimized though.
Potential reduce by 7.3 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. This website has mostly compressed JavaScripts.
Potential reduce by 11.0 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. Oh.idnes.cz needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 16% of the original size.
Number of requests can be reduced by 36 (31%)
118
82
The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oh IDNES. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
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oh.idnes.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
oh.idnes.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
oh.idnes.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
CS
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oh.idnes.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Czech. Our system also found out that Oh.idnes.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
oh.idnes.cz
Open Graph data is detected on the main page of Oh IDNES. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: