4.8 sec in total
606 ms
3.9 sec
333 ms
Visit scilib.debryansk.ru now to see the best up-to-date Scilib Debryansk content for Russia and also check out these interesting facts you probably never knew about scilib.debryansk.ru
Visit scilib.debryansk.ruWe analyzed Scilib.debryansk.ru page load time and found that the first response time was 606 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
scilib.debryansk.ru performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value4.7 s
32/100
25%
Value7.0 s
33/100
10%
Value310 ms
77/100
30%
Value0.32
36/100
15%
Value7.6 s
46/100
10%
606 ms
624 ms
299 ms
300 ms
308 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Scilib.debryansk.ru, 15% (10 requests) were made to Fonts.gstatic.com and 6% (4 requests) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Libryansk.ru.
Page size can be reduced by 193.6 kB (22%)
887.6 kB
694.0 kB
In fact, the total size of Scilib.debryansk.ru main page is 887.6 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. 50% of websites need less resources to load. Images take 655.6 kB which makes up the majority of the site volume.
Potential reduce by 24.0 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 24.0 kB or 76% of the original size.
Potential reduce by 41.9 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. Scilib Debryansk images are well optimized though.
Potential reduce by 101.4 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 101.4 kB or 60% of the original size.
Potential reduce by 26.2 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. Scilib.debryansk.ru needs all CSS files to be minified and compressed as it can save up to 26.2 kB or 81% of the original size.
Number of requests can be reduced by 14 (25%)
55
41
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scilib Debryansk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
libryansk.ru
606 ms
jquery.js
624 ms
system.js
299 ms
system.css
300 ms
dynamic_style.css
308 ms
css
41 ms
style.css
470 ms
jquery-ui.min.js
770 ms
scripts.js
447 ms
watch.js
1 ms
88x31.gif
522 ms
cycounter
224 ms
bg.png
160 ms
tyutchev.png
304 ms
logo.png
159 ms
search.png
151 ms
social_icons_youtube.png
150 ms
social_icons.png
158 ms
12+.png
297 ms
home-icon.png
298 ms
1.jpg
611 ms
1_blured.jpg
452 ms
1.jpg
471 ms
11.jpg
444 ms
logotip.gif
445 ms
banner.jpg
450 ms
bryansk-region.png
740 ms
electronic-library.png
595 ms
svod_katalog.png
756 ms
elite-of-science.png
602 ms
biblioteka--centr-dialoga-kultur.20024.png
631 ms
reading-bryansk.png
745 ms
biblioteki-bryanschiny.20001.png
765 ms
kibo.png
765 ms
virtualnyj-muzej-brvelikoj-otechestvennoj-vojny-na-bryanschine2.gif
786 ms
corbisv.jpg
887 ms
88x31_0103.gif
891 ms
diss-rgb.png
906 ms
president.png
921 ms
polpred.gif
920 ms
Logotype_Prosvetitel.jpg
940 ms
elibrary.gif
1034 ms
ban88.gif
1039 ms
banner_komplektovanie_88x31_1.gif
1056 ms
bannerCBR.gif
1067 ms
readingstat.png
1067 ms
img0013.png
1113 ms
172637.js
339 ms
%D1%82%D1%83%D1%80%D0%B8%D0%B7%D0%BC.jpg
1155 ms
K88pR3goAWT7BTt32Z01m6CWcynf_cDxXwCLxiixG1c.ttf
22 ms
DXI1ORHCpsQm3Vp6mXoaTWeP1y_Bkidl4ESyB_O2G_c.ttf
23 ms
MTP_ySUJH_bn48VBG8sNSmeP1y_Bkidl4ESyB_O2G_c.ttf
22 ms
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21 ms
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20 ms
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21 ms
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38 ms
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37 ms
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22 ms
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36 ms
code.js
314 ms
img.php
569 ms
bg-footer.png
1043 ms
footer-image.png
1705 ms
counter2
160 ms
counter
161 ms
hotlog_redirects
172 ms
tracker
158 ms
scilib.debryansk.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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
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>).
scilib.debryansk.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
scilib.debryansk.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
Tap targets are not sized appropriately
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scilib.debryansk.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 Scilib.debryansk.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.
scilib.debryansk.ru
Open Graph description is not detected on the main page of Scilib Debryansk. 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: