Report Summary

  • 49

    Performance

    Renders faster than
    68% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

tks.nau.edu.ua

Кафедра телекомунікаційних та радіоелектронних систем

Page Load Speed

11.8 sec in total

First Response

2.3 sec

Resources Loaded

9.3 sec

Page Rendered

203 ms

tks.nau.edu.ua screenshot

About Website

Visit tks.nau.edu.ua now to see the best up-to-date Tks Nau content for Ukraine and also check out these interesting facts you probably never knew about tks.nau.edu.ua

Сайт кафедри телекомунікаційних систем

Visit tks.nau.edu.ua

Key Findings

We analyzed Tks.nau.edu.ua page load time and found that the first response time was 2.3 sec and then it took 9.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

tks.nau.edu.ua performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.1 s

41/100

10%

Network Requests Diagram

tks.nau.edu.ua

2265 ms

system.css

245 ms

general.css

257 ms

module_default.css

262 ms

style.css

262 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 63% of them (93 requests) were addressed to the original Tks.nau.edu.ua, 13% (19 requests) were made to Vk.com and 7% (11 requests) were made to Cs630517.vk.me. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Tks.nau.edu.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (22%)

Content Size

5.3 MB

After Optimization

4.1 MB

In fact, the total size of Tks.nau.edu.ua main page is 5.3 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. 60% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 38.5 kB

  • Original 46.8 kB
  • After minification 42.2 kB
  • After compression 8.4 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 38.5 kB or 82% of the original size.

Image Optimization

-8%

Potential reduce by 353.7 kB

  • Original 4.3 MB
  • After minification 3.9 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. Tks Nau images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 382.1 kB

  • Original 482.8 kB
  • After minification 352.9 kB
  • After compression 100.7 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 382.1 kB or 79% of the original size.

CSS Optimization

-85%

Potential reduce by 410.4 kB

  • Original 484.6 kB
  • After minification 339.4 kB
  • After compression 74.2 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. Tks.nau.edu.ua needs all CSS files to be minified and compressed as it can save up to 410.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 74 (51%)

Requests Now

146

After Optimization

72

The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tks Nau. 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 57 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tks.nau.edu.ua accessibility score

95

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

tks.nau.edu.ua best practices score

75

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

SEO Factors

tks.nau.edu.ua SEO score

81

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

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

    UK

  • Language Claimed

    UK

  • Encoding

    UTF-8

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

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