5.4 sec in total
523 ms
4.1 sec
729 ms
Click here to check amazing En Lider content for Belarus. Otherwise, check out these important facts you probably never knew about en.lider.by
Сайт крупнейшего образовательного центра: более 50 обучающих курсов и программ обучения в 27 городах Беларуси, помощь в трудоустройстве выпускников.
Visit en.lider.byWe analyzed En.lider.by page load time and found that the first response time was 523 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
en.lider.by performance score
name
value
score
weighting
Value6.6 s
2/100
10%
Value9.1 s
1/100
25%
Value12.1 s
3/100
10%
Value4,350 ms
1/100
30%
Value0.197
62/100
15%
Value27.1 s
0/100
10%
523 ms
535 ms
67 ms
78 ms
85 ms
Our browser made a total of 107 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original En.lider.by, 57% (61 requests) were made to Lider.by and 7% (7 requests) were made to Api-maps.yandex.ru. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Lider.by.
Page size can be reduced by 758.9 kB (32%)
2.4 MB
1.6 MB
In fact, the total size of En.lider.by main page is 2.4 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 106.5 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. This page needs HTML code to be minified as it can gain 36.6 kB, which is 30% 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 106.5 kB or 86% of the original size.
Potential reduce by 5.6 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. En Lider images are well optimized though.
Potential reduce by 291.9 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 291.9 kB or 62% of the original size.
Potential reduce by 354.9 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. En.lider.by needs all CSS files to be minified and compressed as it can save up to 354.9 kB or 83% of the original size.
Number of requests can be reduced by 42 (45%)
93
51
The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Lider. 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 12 to 1 for CSS and as a result speed up the page load time.
en.lider.by
523 ms
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en.lider.by 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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
en.lider.by best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
en.lider.by 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
Tap targets are not sized appropriately
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.lider.by can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that En.lider.by 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.
en.lider.by
Open Graph description is not detected on the main page of En Lider. 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: