5.9 sec in total
1.4 sec
4.2 sec
282 ms
Visit studentlibrary.ru now to see the best up-to-date Studentlibrary content for Russia and also check out these interesting facts you probably never knew about studentlibrary.ru
Консультант Студента. Электронная библиотека технического вуза
Visit studentlibrary.ruWe analyzed Studentlibrary.ru page load time and found that the first response time was 1.4 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
studentlibrary.ru performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value6.1 s
12/100
25%
Value11.1 s
5/100
10%
Value1,130 ms
23/100
30%
Value0
100/100
15%
Value12.3 s
15/100
10%
1412 ms
1772 ms
260 ms
388 ms
260 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 92% of them (24 requests) were addressed to the original Studentlibrary.ru, 8% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Studentlibrary.ru.
Page size can be reduced by 164.3 kB (65%)
251.3 kB
87.0 kB
In fact, the total size of Studentlibrary.ru main page is 251.3 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. 15% of websites need less resources to load. HTML takes 88.0 kB which makes up the majority of the site volume.
Potential reduce by 73.4 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. 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 73.4 kB or 83% of the original size.
Potential reduce by 4.4 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. Studentlibrary images are well optimized though.
Potential reduce by 22.9 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 22.9 kB or 81% of the original size.
Potential reduce by 63.6 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. Studentlibrary.ru needs all CSS files to be minified and compressed as it can save up to 63.6 kB or 90% of the original size.
Number of requests can be reduced by 13 (57%)
23
10
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Studentlibrary. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
studentlibrary.ru
1412 ms
www.studentlibrary.ru
1772 ms
rds_defaults_0.js
260 ms
rds_defaults2_0.js
388 ms
search_prompts_0.js
260 ms
mb4x_doc_0.js
263 ms
rds_defaults.css
268 ms
mb4-1008.css
771 ms
scy1.jpg
128 ms
90x90_img.gif
131 ms
abc_plus.png
132 ms
abc_norm.png
134 ms
abc_minus.png
132 ms
btn_npd_gr.png
134 ms
btn_bmark_gr.png
252 ms
btn_bmark_all.png
259 ms
btn_bmark_close.png
258 ms
studentlibrary_qr.png
259 ms
mnu_h2pl.png
263 ms
mnu_h2mn.png
265 ms
mb4
465 ms
mb4
484 ms
mb4
592 ms
mb4
489 ms
hit;studentlibrary
255 ms
hit;studentlibrary
131 ms
studentlibrary.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
[aria-hidden="true"] elements contain focusable descendents
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
studentlibrary.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
studentlibrary.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 Studentlibrary.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 Studentlibrary.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.
studentlibrary.ru
Open Graph description is not detected on the main page of Studentlibrary. 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: