8.1 sec in total
2.3 sec
5.5 sec
303 ms
Welcome to eltech.ru homepage info - get ready to check Eltech best content for Russia right away, or after learning these important things about eltech.ru
Санкт-Петербургский государственный электротехнический университет «ЛЭТИ». Официальный сайт СПбГЭТУ «ЛЭТИ»
Visit eltech.ruWe analyzed Eltech.ru page load time and found that the first response time was 2.3 sec and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
eltech.ru performance score
name
value
score
weighting
Value2.5 s
66/100
10%
Value2.5 s
89/100
25%
Value6.7 s
35/100
10%
Value340 ms
74/100
30%
Value0.913
3/100
15%
Value8.1 s
42/100
10%
2344 ms
743 ms
385 ms
658 ms
259 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 86% of them (64 requests) were addressed to the original Eltech.ru, 9% (7 requests) were made to Api-maps.yandex.ru and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Eltech.ru.
Page size can be reduced by 492.6 kB (24%)
2.0 MB
1.5 MB
In fact, the total size of Eltech.ru main page is 2.0 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. 25% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 124.3 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 124.3 kB or 65% of the original size.
Potential reduce by 220.4 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. Obviously, Eltech needs image optimization as it can save up to 220.4 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 124.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 124.3 kB or 74% of the original size.
Potential reduce by 23.6 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. Eltech.ru needs all CSS files to be minified and compressed as it can save up to 23.6 kB or 77% of the original size.
Number of requests can be reduced by 34 (51%)
67
33
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eltech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
eltech.ru
2344 ms
jquery.js
743 ms
jquery.lightbox-0.5.js
385 ms
jquery.tablesorter.js
658 ms
additional-functional.js
259 ms
233 ms
style.css
400 ms
jquery.lightbox-0.5.css
264 ms
watch.js
1 ms
657 ms
combine.xml
612 ms
bottom.css
131 ms
top.css
127 ms
menu.css
135 ms
menuNavigation.css
134 ms
menuMulti-document.css
132 ms
rightColumn.css
131 ms
smallBanners.css
251 ms
feedback.css
257 ms
fem-alumni-questionnaire.css
258 ms
menuCustom.css
137 ms
faculties.css
134 ms
bg-html.png
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bg-body.png
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logo-130.png
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bg-home.png
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bg-faculties.png
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mainbanner2016new.jpg
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ajaxSearch_form-fieldset.png
496 ms
bg-menu.png
511 ms
bg-menu-ul-li.png
547 ms
bg-center-h1.png
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site_levo_english22.jpg
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konferencii-forumy-seminary1(1).jpg
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analytics.js
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ef50ac9e93aaebe3299791c79f277f8e.cur
113 ms
3ce22e999d54bb9ca8150a59207f9d3e.cur
203 ms
4965b66fe115b2f2ed500ece66514d86.cur
342 ms
77492cf358d8b12629399322926c93f2.cur
344 ms
bg-bottom-Languages-English.png
1472 ms
eltech.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
Image elements do not have [alt] attributes
Links do not have a discernible name
eltech.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
eltech.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Eltech.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 Eltech.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.
eltech.ru
Open Graph description is not detected on the main page of Eltech. 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: