Tools & Wizards About Us
courses.krok.edu.ua screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

courses.krok.edu.ua

Підготовчі курси — Університет «КРОК»

Page Load Speed

4.6 sec in total

First Response

581 ms

Resources Loaded

3.8 sec

Page Rendered

162 ms

courses.krok.edu.ua screenshot

About Website

Click here to check amazing Courses Krok content for Ukraine. Otherwise, check out these important facts you probably never knew about courses.krok.edu.ua

Вища освіта в Україні: Менеджмент, Міжнародні відносини, Туризм, Журналістика, Дизайн, Комп'ютерні науки, Психологія, Економіка, Право, Медсестринство.

Visit courses.krok.edu.ua

Key Findings

We analyzed Courses.krok.edu.ua page load time and found that the first response time was 581 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

courses.krok.edu.ua performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value960 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.884

3/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

581 ms

jquery.min.js

29 ms

k2.js

276 ms

ie6warning.css

283 ms

en

398 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 82% of them (14 requests) were addressed to the original Courses.krok.edu.ua, 12% (2 requests) were made to Stats.g.doubleclick.net and 6% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (672 ms) belongs to the original domain Courses.krok.edu.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.1 kB (13%)

Content Size

201.7 kB

After Optimization

175.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Courses.krok.edu.ua main page is 201.7 kB. 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 159.6 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 8.6 kB

  • Original 12.2 kB
  • After minification 10.7 kB
  • After compression 3.6 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 1.5 kB, which is 12% 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 8.6 kB or 70% of the original size.

Image Optimization

-5%

Potential reduce by 7.3 kB

  • Original 159.6 kB
  • After minification 152.3 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. Courses Krok images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 6.4 kB

  • Original 25.1 kB
  • After minification 23.4 kB
  • After compression 18.7 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 6.4 kB or 25% of the original size.

CSS Optimization

-80%

Potential reduce by 3.9 kB

  • Original 4.9 kB
  • After minification 3.4 kB
  • After compression 953 B

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. Courses.krok.edu.ua needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (25%)

Requests Now

16

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Courses Krok. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

581 ms

jquery.min.js

jquery.min.js

29 ms

k2.js

k2.js

276 ms

ie6warning.css

ie6warning.css

283 ms

en

en

398 ms

en

en

413 ms

system.css

system.css

143 ms

en

en

672 ms

dc.js

dc.js

40 ms

logo.png

logo.png

138 ms

note.png

note.png

267 ms

bullet.gif

bullet.gif

136 ms

pattern-bg.png

pattern-bg.png

140 ms

icon-ie.png

icon-ie.png

409 ms

icon_brwoser.png

icon_brwoser.png

388 ms

close.gif

close.gif

271 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

courses.krok.edu.ua accessibility score

82

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.

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

courses.krok.edu.ua 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

SEO Factors

courses.krok.edu.ua SEO score

84

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

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 Courses.krok.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 Courses.krok.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

courses.krok.edu.ua

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