Tools & Wizards About Us
academy.ru screenshot

Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

academy.ru

ИТ курсы в Москве, обучение ИТ специалистов - Учебный центр Сетевая Академия ЛАНИТ

Page Load Speed

12.5 sec in total

First Response

1 sec

Resources Loaded

10.9 sec

Page Rendered

615 ms

academy.ru screenshot

About Website

Visit academy.ru now to see the best up-to-date Academy content for Belarus and also check out these interesting facts you probably never knew about academy.ru

Курсы IT по LINUX, PYTHON, BIG DATA, БАЗАЛЬТ, РЕД СОФТ, POSTGRE, JAVA, МОЙ ОФИС и др. Пройди очное, персональное или дистанционное обучение в ░Сетевой Академии ЛАНИТ░

Visit academy.ru

Key Findings

We analyzed Academy.ru page load time and found that the first response time was 1 sec and then it took 11.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

academy.ru performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.7 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value1,850 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value1.147

1/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

academy.ru

1003 ms

jquery.js

1635 ms

jquery-ui.js

2293 ms

jquery-ui-i18n.js

291 ms

jquery.cookie.js

292 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 96% of them (91 requests) were addressed to the original Academy.ru, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to App.mailerlite.ru. The less responsive or slowest element that took the longest time to load (4.7 sec) belongs to the original domain Academy.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (21%)

Content Size

5.1 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Academy.ru main page is 5.1 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. 40% of websites need less resources to load. Images take 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 35.8 kB

  • Original 47.9 kB
  • After minification 46.0 kB
  • After compression 12.1 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 75% of the original size.

Image Optimization

-5%

Potential reduce by 183.9 kB

  • Original 4.0 MB
  • After minification 3.8 MB

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. Academy images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 685.6 kB

  • Original 905.0 kB
  • After minification 773.8 kB
  • After compression 219.4 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 685.6 kB or 76% of the original size.

CSS Optimization

-84%

Potential reduce by 177.1 kB

  • Original 211.0 kB
  • After minification 175.4 kB
  • After compression 33.9 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. Academy.ru needs all CSS files to be minified and compressed as it can save up to 177.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (30%)

Requests Now

91

After Optimization

64

  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Academy. 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 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

academy.ru

academy.ru

1003 ms

jquery.js

jquery.js

1635 ms

jquery-ui.js

jquery-ui.js

2293 ms

jquery-ui-i18n.js

jquery-ui-i18n.js

291 ms

jquery.cookie.js

jquery.cookie.js

292 ms

guest.js

guest.js

991 ms

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1027 ms

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468 ms

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1143 ms

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577 ms

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788 ms

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1224 ms

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1471 ms

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1943 ms

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2050 ms

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3854 ms

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173 ms

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66 ms

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33 ms

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Accessibility Review

academy.ru accessibility score

79

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

academy.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

academy.ru SEO score

91

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Academy.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 Academy.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.

Social Sharing Optimization

academy.ru

Open Graph description is not detected on the main page of Academy. 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: