6.8 sec in total
418 ms
4 sec
2.4 sec
Welcome to schoolbooks.litres.ru homepage info - get ready to check Schoolbooks Litres best content for Russia right away, or after learning these important things about schoolbooks.litres.ru
Литрес – цифровой сервис электронных и аудиокниг, а также другого контента: подкасты, спектакли, интервью – скачивай, читай и слушай на любых устройствах. На Litres вы найдете рейтинги лучших книг, от...
Visit schoolbooks.litres.ruWe analyzed Schoolbooks.litres.ru page load time and found that the first response time was 418 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
schoolbooks.litres.ru performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value9.7 s
0/100
25%
Value23.9 s
0/100
10%
Value98,100 ms
0/100
30%
Value0.013
100/100
15%
Value151.0 s
0/100
10%
418 ms
823 ms
316 ms
342 ms
341 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Schoolbooks.litres.ru, 98% (54 requests) were made to Litres.ru. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Litres.ru.
Page size can be reduced by 558.0 kB (18%)
3.1 MB
2.5 MB
In fact, the total size of Schoolbooks.litres.ru main page is 3.1 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. 40% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 457.6 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 457.6 kB or 89% of the original size.
Potential reduce by 92.9 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. Schoolbooks Litres images are well optimized though.
Potential reduce by 5.6 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. This website has mostly compressed JavaScripts.
Potential reduce by 1.9 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. Schoolbooks.litres.ru has all CSS files already compressed.
Number of requests can be reduced by 16 (33%)
48
32
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Schoolbooks Litres. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
schoolbooks.litres.ru
418 ms
www.litres.ru
823 ms
_app.a84fb91c.css
316 ms
1112.e61e8cdc.css
342 ms
3368.1325ece7.css
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index.f656806f.css
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polyfills-c67a75d1b6f99dc8.js
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ALSSirius-Regular.woff
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ALSSirius-Medium.woff
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ALSSirius-Light.woff
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ALSSirius-Bold.woff
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schoolbooks.litres.ru accessibility score
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
[role] values are not valid
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
<frame> or <iframe> elements do not have a title
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.
schoolbooks.litres.ru 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
schoolbooks.litres.ru 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 Schoolbooks.litres.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 Schoolbooks.litres.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.
schoolbooks.litres.ru
Open Graph data is detected on the main page of Schoolbooks Litres. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: