23.9 sec in total
1.6 sec
21.9 sec
371 ms
Click here to check amazing Sstu content for Russia. Otherwise, check out these important facts you probably never knew about sstu.ru
Visit sstu.ruWe analyzed Sstu.ru page load time and found that the first response time was 1.6 sec and then it took 22.3 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.
sstu.ru performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value7.6 s
4/100
25%
Value8.6 s
17/100
10%
Value180 ms
92/100
30%
Value0.026
100/100
15%
Value11.6 s
18/100
10%
1555 ms
275 ms
290 ms
291 ms
290 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 92% of them (67 requests) were addressed to the original Sstu.ru, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Sstu.ru.
Page size can be reduced by 423.0 kB (27%)
1.6 MB
1.2 MB
In fact, the total size of Sstu.ru main page is 1.6 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 1.2 MB which makes up the majority of the site volume.
Potential reduce by 49.9 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. This page needs HTML code to be minified as it can gain 10.2 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 49.9 kB or 77% of the original size.
Potential reduce by 101.6 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. Sstu images are well optimized though.
Potential reduce by 32.1 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 32.1 kB or 57% of the original size.
Potential reduce by 239.4 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. Sstu.ru needs all CSS files to be minified and compressed as it can save up to 239.4 kB or 85% of the original size.
Number of requests can be reduced by 40 (61%)
66
26
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sstu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
sstu.ru
1555 ms
bootstrap.css
275 ms
bootstrap-theme.css
290 ms
font-awesome.min.css
291 ms
styles_font.css
290 ms
lightbox.css
293 ms
jquery-1.11.1.min.js
430 ms
bootstrap.min.js
413 ms
jquery.hyphen.ru.min.js
414 ms
main.js
414 ms
lightbox.min.js
415 ms
kernel_main.css
420 ms
page_94580a9a3156844e90f1074787d75331.css
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template_7b1a092fcbef7b0ef3ad99ae2bc07e2f.css
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popup.min.css
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kernel_main.js
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template_0cb3a4c868af87d2d9f287a60259b480.js
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page_ed86d26e137f6f71c799062c46fbef7e.js
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jquery.jscrollpane.css
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jquery.mousewheel.js
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jquery.jscrollpane.min.js
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watch.js
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ptsans.css
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bg.png
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ba.js
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spread.php
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close.png
141 ms
loading.gif
151 ms
prev.png
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ru.png
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de.png
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fr.png
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baner_dovuzovskaya-podgotovka.jpg
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counter
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spread.php
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analytics.js
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btns-next-prev.png
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pagination3.png
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collect
12 ms
sstu.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-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
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
Image elements do not have [alt] attributes
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
sstu.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
sstu.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
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 Sstu.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 Sstu.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.
sstu.ru
Open Graph description is not detected on the main page of Sstu. 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: