62.3 sec in total
1 sec
60.5 sec
734 ms
Welcome to rosbs.ru homepage info - get ready to check Rosbs best content for Russia right away, or after learning these important things about rosbs.ru
Онлайн библиотека для слепых в Ростове-на-Дону. Каталог книг для незрячих людей. Специальная электронная библиотека для слепых - РОСБС.
Visit rosbs.ruWe analyzed Rosbs.ru page load time and found that the first response time was 1 sec and then it took 61.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
rosbs.ru performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value5.3 s
21/100
25%
Value9.1 s
13/100
10%
Value6,400 ms
0/100
30%
Value0.086
93/100
15%
Value18.5 s
3/100
10%
1031 ms
533 ms
550 ms
805 ms
543 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 74% of them (51 requests) were addressed to the original Rosbs.ru, 6% (4 requests) were made to Pos.gosuslugi.ru and 6% (4 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Pos.gosuslugi.ru.
Page size can be reduced by 488.3 kB (28%)
1.7 MB
1.2 MB
In fact, the total size of Rosbs.ru main page is 1.7 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 45.8 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 45.8 kB or 74% of the original size.
Potential reduce by 161.3 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. Obviously, Rosbs needs image optimization as it can save up to 161.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 263.7 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 263.7 kB or 54% of the original size.
Potential reduce by 17.4 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. Rosbs.ru needs all CSS files to be minified and compressed as it can save up to 17.4 kB or 33% of the original size.
Number of requests can be reduced by 24 (39%)
61
37
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rosbs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
rosbs.ru
1031 ms
fonts.css
533 ms
reset.css
550 ms
bootstrap.css
805 ms
style.css
543 ms
user.css
552 ms
adaptive.css
553 ms
css.css
802 ms
jquery.fancybox.css
819 ms
font-awesome.min.css
90 ms
jquery-2.1.4.min.js
1623 ms
jquery-ui.js
104 ms
jquery.mobile.custom.min.js
1089 ms
jquery.mousewheel-3.0.6.pack.js
823 ms
jquery.fancybox.js
1616 ms
jquery.cookie.js
1086 ms
jquery.maskedinput-1.3.min.js
1087 ms
jquery.nicescroll.js
1947 ms
jquery.timer.js
1349 ms
script_default.js
1617 ms
bootstrap.min.js
1693 ms
script.js
1603 ms
spxl.js
690 ms
script.min.js
19725 ms
sp0SHdvmHr8.jpg
636 ms
glass_light.png
269 ms
enter_dark.png
277 ms
reg_dark.png
267 ms
logo_light.png
531 ms
banner_1.jpg
532 ms
logo_121.jpg
1059 ms
PBS.jpg
532 ms
banner_grn.jpg
542 ms
%D0%A1%D0%B0%D0%BC%D0%B1%D0%B5%D0%BA_%D0%BA%D0%B2%D0%B0%D0%B4%D1%80%D0%B0%D1%82.png
1912 ms
%D0%96%D0%9D%D0%94_%D0%BA%D0%B2%D0%B0%D0%B4%D1%80%D0%B0%D1%82.png
1856 ms
%D0%94%D0%9C_%D0%BA%D0%B2%D0%B0%D0%B4%D1%80%D0%B0%D1%82.png
1858 ms
%D0%91%D0%90%D0%9D%D0%9D%D0%95%D0%A0%201%20%D0%B2%D0%B0%D1%80%D0%B8%D0%B0%D0%BD%D1%82.png
798 ms
xGKgPSTF4ziMq4FcTyLwSZqmp-ZwJW74Alf5RbLxY_AZi0CGb4dOd23y97NCoWFPH1lm5P0A1gF3VgCtJOLG2kNs.jpg
1895 ms
logo_developer_light.png
1063 ms
gosuslugi-logo-blue.svg
20152 ms
all.js
15 ms
menu_arrow_dark.png
1286 ms
login_dark.png
1294 ms
password_dark.png
1551 ms
vk_dark.png
1559 ms
ok_dark.png
1842 ms
youtube_dark.png
1852 ms
rutube_dark.svg
2108 ms
telegram_dark.svg
2167 ms
rss_dark.png
2183 ms
jquery.min.js
19 ms
WhitneyMedium.woff
2637 ms
WhitneySemibld.woff
2375 ms
WhitneyBold.woff
2380 ms
WhitneyBook.woff
2552 ms
WhitneyBlack.woff
2627 ms
suggest.js
22 ms
opensearch.js
23 ms
watch.js
697 ms
tag.js
1097 ms
ajax_carts.php
1071 ms
ajax_carts.php
1165 ms
ajax_get_favorites.php
1146 ms
Lato-Regular.woff
20066 ms
advert.gif
400 ms
sync_cookie_image_decide
128 ms
1
136 ms
49163803
133 ms
Lato-Regular.ttf
18851 ms
rosbs.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.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
rosbs.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
rosbs.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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rosbs.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 Rosbs.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.
rosbs.ru
Open Graph description is not detected on the main page of Rosbs. 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: