Tools & Wizards About Us
en.nstu.ru screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

en.nstu.ru

Novosibirsk State Technical University – a flagship university in Russia

Page Load Speed

6.7 sec in total

First Response

1.4 sec

Resources Loaded

4.7 sec

Page Rendered

568 ms

en.nstu.ru screenshot

About Website

Click here to check amazing En Nstu content for Russia. Otherwise, check out these important facts you probably never knew about en.nstu.ru

A flagship university, offers preparatory, undergraduate and postgraduate programs, a leading science and research center in Russia,

Visit en.nstu.ru

Key Findings

We analyzed En.nstu.ru page load time and found that the first response time was 1.4 sec and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

en.nstu.ru performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value1,170 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

en.nstu.ru

1421 ms

ui.design-tokens.min.css

357 ms

template_9c6e161c419c9b4110f7efc12235ce74_v1.css

1037 ms

popup.min.css

352 ms

core.min.js

693 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 88% of them (68 requests) were addressed to the original En.nstu.ru, 4% (3 requests) were made to Mc.yandex.com and 3% (2 requests) were made to Bitrix.info. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain En.nstu.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 725.7 kB (21%)

Content Size

3.5 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of En.nstu.ru main page is 3.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 664.0 kB

  • Original 801.8 kB
  • After minification 629.1 kB
  • After compression 137.7 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 172.7 kB, which is 22% 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 664.0 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 50.0 kB

  • Original 2.2 MB
  • After minification 2.2 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. En Nstu images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.7 kB

  • Original 369.0 kB
  • After minification 369.0 kB
  • After compression 366.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-6%

Potential reduce by 9.0 kB

  • Original 155.8 kB
  • After minification 155.8 kB
  • After compression 146.8 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. En.nstu.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (25%)

Requests Now

72

After Optimization

54

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Nstu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

en.nstu.ru

en.nstu.ru

1421 ms

ui.design-tokens.min.css

ui.design-tokens.min.css

357 ms

template_9c6e161c419c9b4110f7efc12235ce74_v1.css

template_9c6e161c419c9b4110f7efc12235ce74_v1.css

1037 ms

popup.min.css

popup.min.css

352 ms

core.min.js

core.min.js

693 ms

kernel_main_v1.js

kernel_main_v1.js

522 ms

jquery-2.2.4.min.js

jquery-2.2.4.min.js

513 ms

ajax.min.js

ajax.min.js

525 ms

fonts.css

fonts.css

527 ms

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1030 ms

js

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67 ms

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156 ms

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517 ms

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343 ms

cuba.svg

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347 ms

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514 ms

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519 ms

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521 ms

usa.svg

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560 ms

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684 ms

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689 ms

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692 ms

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733 ms

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877 ms

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904 ms

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1050 ms

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1033 ms

iran.svg

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1035 ms

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1049 ms

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1063 ms

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1133 ms

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1140 ms

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162 ms

1

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145 ms

Accessibility Review

en.nstu.ru accessibility score

70

Accessibility Issues

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

High

button, link, and menuitem elements do not have accessible names.

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best Practices

en.nstu.ru best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

en.nstu.ru SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.nstu.ru can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that En.nstu.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

en.nstu.ru

Open Graph data is detected on the main page of En Nstu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: