4.9 sec in total
498 ms
3.9 sec
532 ms
Visit it-uroki.ru now to see the best up-to-date It Uroki content for Russia and also check out these interesting facts you probably never knew about it-uroki.ru
Сайт посвящен обучению работе на компьютере: изучая все IT-уроки последовательно, Вы быстро узнаете самое важное под руководством преподавателя Сергея Бондаренко
Visit it-uroki.ruWe analyzed It-uroki.ru page load time and found that the first response time was 498 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
it-uroki.ru performance score
name
value
score
weighting
Value3.1 s
46/100
10%
Value4.0 s
49/100
25%
Value6.1 s
44/100
10%
Value760 ms
39/100
30%
Value0.089
92/100
15%
Value8.6 s
37/100
10%
498 ms
954 ms
125 ms
247 ms
365 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 76% of them (64 requests) were addressed to the original It-uroki.ru, 6% (5 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (969 ms) relates to the external source An.yandex.ru.
Page size can be reduced by 80.3 kB (18%)
444.6 kB
364.3 kB
In fact, the total size of It-uroki.ru main page is 444.6 kB. 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 186.2 kB which makes up the majority of the site volume.
Potential reduce by 49.7 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. 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 49.7 kB or 76% of the original size.
Potential reduce by 17.1 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. It Uroki images are well optimized though.
Potential reduce by 8.1 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 5.4 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. It-uroki.ru needs all CSS files to be minified and compressed as it can save up to 5.4 kB or 21% of the original size.
Number of requests can be reduced by 33 (58%)
57
24
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of It Uroki. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
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it-uroki.ru 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
Links do not have a discernible name
it-uroki.ru 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Issues were logged in the Issues panel in Chrome Devtools
it-uroki.ru SEO score
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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise It-uroki.ru 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 It-uroki.ru 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.
{{og_description}}
it-uroki.ru
Open Graph description is not detected on the main page of It Uroki. 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: