5.3 sec in total
452 ms
4.7 sec
139 ms
Welcome to library.ru homepage info - get ready to check Library best content for Russia right away, or after learning these important things about library.ru
библиотека, книга, чтение, информационно-справочный портал Library.ru, библиотечный портал, виртуальная справка, library
Visit library.ruWe analyzed Library.ru page load time and found that the first response time was 452 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.
library.ru performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value3.4 s
68/100
25%
Value5.5 s
54/100
10%
Value550 ms
54/100
30%
Value0.052
98/100
15%
Value6.5 s
59/100
10%
452 ms
743 ms
604 ms
420 ms
437 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 78% of them (49 requests) were addressed to the original Library.ru, 6% (4 requests) were made to W.uptolike.com and 5% (3 requests) were made to Site.yandex.net. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Library.ru.
Page size can be reduced by 43.5 kB (16%)
273.0 kB
229.5 kB
In fact, the total size of Library.ru main page is 273.0 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. 20% of websites need less resources to load. Javascripts take 156.7 kB which makes up the majority of the site volume.
Potential reduce by 35.8 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 35.8 kB or 74% of the original size.
Potential reduce by 3.1 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. Library images are well optimized though.
Potential reduce by 4.3 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 250 B
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. Library.ru needs all CSS files to be minified and compressed as it can save up to 250 B or 14% of the original size.
Number of requests can be reduced by 39 (66%)
59
20
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Library. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
library.ru
452 ms
www.library.ru
743 ms
www.library.ru
604 ms
style.css
420 ms
vrlBlocksScroller.js
437 ms
email-decode.min.js
4 ms
zp.js
416 ms
3_1_FFFFFFFF_EFEFEFFF_0_pageviews
657 ms
logomain.gif
467 ms
section1.gif
397 ms
section2.gif
396 ms
section3.gif
535 ms
section4.gif
520 ms
diag02.gif
49 ms
m_newinport.gif
62 ms
rss-sm.gif
74 ms
new01.gif
88 ms
god_ecology2017.png
487 ms
m_focus.gif
860 ms
m_focus.jpg
921 ms
m_paralleli.gif
872 ms
m_phrase.gif
501 ms
fragonard_1.jpg
921 ms
m_facts.gif
922 ms
m_facts1.jpg
942 ms
m_gallery.gif
1347 ms
56.jpg
1276 ms
57.jpg
921 ms
90.jpg
1360 ms
m_reflection.gif
1321 ms
m_recom.gif
928 ms
m_vhelp.gif
942 ms
m_news.gif
1364 ms
m_info.gif
954 ms
m_biblionet.gif
965 ms
m_search.gif
976 ms
m_erudit.gif
989 ms
m_job.gif
1001 ms
goldensite.gif
1012 ms
all.js
790 ms
bgsection.gif
1018 ms
index.php
1430 ms
tag.js
857 ms
aci.js
648 ms
watch.js
1 ms
version.js
525 ms
jquery.min.js
489 ms
advert.gif
596 ms
suggest.js
93 ms
opensearch.js
196 ms
main.js
17 ms
script.js
450 ms
19.jpg
690 ms
diag.gif
447 ms
right.gif
15 ms
wrong.gif
421 ms
1
138 ms
bk-1.gif
441 ms
bk-2n.gif
417 ms
podskazka.gif
11 ms
nextq.gif
404 ms
impression.html
130 ms
extra.js
256 ms
library.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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
<object> elements do not have alternate text
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
library.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
library.ru SEO score
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
Document uses plugins
RU
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Library.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Library.ru main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
library.ru
Open Graph description is not detected on the main page of Library. 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: