4.7 sec in total
328 ms
3.6 sec
773 ms
Click here to check amazing Iocb content for India. Otherwise, check out these important facts you probably never knew about iocb.cz
A leading research institution under the umbrella of the Czech Academy of Sciences. Our mission is basic research at the interface of chemical and biological sciences and translation of results from…
Visit iocb.czWe analyzed Iocb.cz page load time and found that the first response time was 328 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
iocb.cz performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value5.2 s
24/100
25%
Value7.5 s
26/100
10%
Value140 ms
95/100
30%
Value0
100/100
15%
Value10.5 s
23/100
10%
328 ms
721 ms
567 ms
622 ms
23 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Iocb.cz, 76% (32 requests) were made to Uochb.cz and 7% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (984 ms) relates to the external source Uochb.cz.
Page size can be reduced by 410.2 kB (16%)
2.6 MB
2.2 MB
In fact, the total size of Iocb.cz main page is 2.6 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. 45% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 85.4 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 24.3 kB, which is 24% 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 85.4 kB or 83% of the original size.
Potential reduce by 115.4 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. Iocb images are well optimized though.
Potential reduce by 117.6 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 117.6 kB or 66% of the original size.
Potential reduce by 91.9 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. Iocb.cz needs all CSS files to be minified and compressed as it can save up to 91.9 kB or 84% of the original size.
Number of requests can be reduced by 5 (22%)
23
18
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iocb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
iocb.cz
328 ms
www.uochb.cz
721 ms
en
567 ms
styles.css
622 ms
cookieconsent.js
23 ms
js
52 ms
js
84 ms
cookieconsent.css
26 ms
scripts.js
319 ms
widgets.js
19 ms
css
28 ms
open-paper.png
123 ms
search-loop.svg
105 ms
arrow-right.svg
207 ms
logo-uochb.svg
215 ms
loop.svg
307 ms
arrow-right-light.svg
309 ms
b07e5294d6d74f076a2db5e93499db5cc087e980.jpg
954 ms
ed1b48fb3aeddb03a25f298bb36a09f95006adf7.jpg
748 ms
f37cab66235efe53749573963e152c743ba4a452.jpg
324 ms
articles74806.jpeg
548 ms
homepage-bg.png
984 ms
cf6568f47681e7c2bde6ec598f1cf7fc434c9462.jpg
798 ms
Graphik-Regular.woff
332 ms
Graphik-Medium.woff
440 ms
Graphik-Light.woff
548 ms
Graphik-Extralight.woff
555 ms
Graphik-Thin.woff
654 ms
Graphik-Semibold.woff
662 ms
Graphik-Bold.woff
754 ms
Graphik-Black.woff
765 ms
Graphik-RegularItalic.woff
771 ms
Graphik-MediumItalic.woff
824 ms
Graphik-LightItalic.woff
861 ms
Graphik-ExtralightItalic.woff
870 ms
Graphik-ThinItalic.woff
879 ms
Graphik-SemiboldItalic.woff
928 ms
Graphik-BoldItalic.woff
957 ms
Graphik-BlackItalic.woff
974 ms
widget_iframe.2f70fb173b9000da126c79afe2098f02.html
25 ms
settings
97 ms
timeline.e108540dddc96e4b707f5cf259a582d7.js
3 ms
iocb.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
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
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.
iocb.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
iocb.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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iocb.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Iocb.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.
iocb.cz
Open Graph data is detected on the main page of Iocb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: