3.2 sec in total
406 ms
2.5 sec
328 ms
Welcome to interval.cz homepage info - get ready to check Interval best content for Ukraine right away, or after learning these important things about interval.cz
Visit interval.czWe analyzed Interval.cz page load time and found that the first response time was 406 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
interval.cz performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value6.5 s
9/100
25%
Value5.8 s
50/100
10%
Value70 ms
99/100
30%
Value0.324
35/100
15%
Value5.4 s
72/100
10%
406 ms
296 ms
509 ms
98 ms
197 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 81% of them (43 requests) were addressed to the original Interval.cz, 6% (3 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (685 ms) relates to the external source Search.zonercloud.cz.
Page size can be reduced by 103.0 kB (7%)
1.6 MB
1.5 MB
In fact, the total size of Interval.cz main page is 1.6 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. 50% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 43.5 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 43.5 kB or 79% of the original size.
Potential reduce by 40.8 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. Interval images are well optimized though.
Potential reduce by 2.4 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 16.4 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. Interval.cz needs all CSS files to be minified and compressed as it can save up to 16.4 kB or 28% of the original size.
Number of requests can be reduced by 25 (56%)
45
20
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Interval. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
interval.cz
406 ms
www.interval.cz
296 ms
www.interval.cz
509 ms
swipebox.min.css
98 ms
frontend.min.css
197 ms
flatpickr.min.css
293 ms
select2.min.css
295 ms
main.min.css
395 ms
style.css
295 ms
css2
31 ms
css2
47 ms
bootstrap-icons.css
21 ms
jquery.min.js
392 ms
jquery.swipebox.min.js
295 ms
infinite-scroll.pkgd.min.js
390 ms
front.js
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wp-hide-post-public.js
391 ms
flatpickr.min.js
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select2.min.js
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wp-embed.min.js
580 ms
cookies.css
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64
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frontend.min.js
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bootstrap.bundle.min.js
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main.js
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custom.js
584 ms
comment-reply.min.js
588 ms
jscripts-ftr2-min.js
588 ms
cookies.js
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interval.js
685 ms
interval-logo-black.png
162 ms
DALL%C2%B7E-2024-04-18-15.11.51-An-artistic-digital-painting-illustrating-the-automation-of-TLS-certificates-for-promoting-the-ACME-protocol.-The-scene-shows-an-abstract-digital-land-900x600-c.webp
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predstaveni_designoveho_ux_procesu_pomoci_modelu_double_diamond.jpg
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DALL%C2%B7E-2024-04-18-15.11.51-An-artistic-digital-painting-illustrating-the-automation-of-TLS-certificates-for-promoting-the-ACME-protocol.-The-scene-shows-an-abstract-digital-land-456x302-cc.webp
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woled_vs_qd-oled_potreba_novych_metrik_pro_mereni_jasu_2-456x302-cc.jpg
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logo_zoner_white.svg
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NaPDcZTIAOhVxoMyOr9n_E7ffBzCKIw.ttf
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NaPDcZTIAOhVxoMyOr9n_E7ffHjDKIw.ttf
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bootstrap-icons.woff
36 ms
CenyEnergiiStoupaji_02_250x250.png
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lazyload.js
650 ms
interval.cz accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
interval.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
interval.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 Interval.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 Interval.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.
interval.cz
Open Graph description is not detected on the main page of Interval. 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: