Tools & Wizards About Us

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

optima-osvita.org

Вхід до навчального кабінету учня - Дистанційна школа Оптіма

Page Load Speed

3.7 sec in total

First Response

82 ms

Resources Loaded

3.5 sec

Page Rendered

125 ms

About Website

Click here to check amazing Optima Osvita content for Ukraine. Otherwise, check out these important facts you probably never knew about optima-osvita.org

Увійти до особистого кабінету учня дистанційної школи Оптіма. Для доступу до навчального сайту необхідно мати логін та пароль учня.

Visit optima-osvita.org

Key Findings

We analyzed Optima-osvita.org page load time and found that the first response time was 82 ms and then it took 3.7 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

optima-osvita.org performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.208

60/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

optima-osvita.org

82 ms

optima-osvita.org

520 ms

gtm.js

108 ms

bootstrap.min.css

478 ms

bootstrap-theme.min.css

510 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 82% of them (36 requests) were addressed to the original Optima-osvita.org, 9% (4 requests) were made to Maps.googleapis.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Optima-osvita.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.5 kB (16%)

Content Size

331.1 kB

After Optimization

276.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Optima-osvita.org main page is 331.1 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. 35% of websites need less resources to load. Images take 160.8 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 30.6 kB

  • Original 35.7 kB
  • After minification 17.1 kB
  • After compression 5.1 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. This page needs HTML code to be minified as it can gain 18.5 kB, which is 52% 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 30.6 kB or 86% of the original size.

Image Optimization

-8%

Potential reduce by 12.4 kB

  • Original 160.8 kB
  • After minification 148.3 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. Optima Osvita images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.1 kB

  • Original 85.0 kB
  • After minification 85.0 kB
  • After compression 83.8 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

-21%

Potential reduce by 10.3 kB

  • Original 49.7 kB
  • After minification 49.7 kB
  • After compression 39.5 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. Optima-osvita.org needs all CSS files to be minified and compressed as it can save up to 10.3 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (70%)

Requests Now

37

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optima Osvita. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

optima-osvita.org accessibility score

77

Accessibility Issues

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

optima-osvita.org 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

High

Page has valid source maps

SEO Factors

optima-osvita.org SEO score

89

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optima-osvita.org can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and it does not match the claimed English language. Our system also found out that Optima-osvita.org 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 Optima Osvita. 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: