Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

3ona51.com.ua

Магазин Зона51 - крупнейший в Украине магазин для геймеров ЗОНА51

Page Load Speed

7.3 sec in total

First Response

381 ms

Resources Loaded

6.2 sec

Page Rendered

782 ms

About Website

Welcome to 3ona51.com.ua homepage info - get ready to check 3 Ona 51 best content right away, or after learning these important things about 3ona51.com.ua

Широкий выбор игровых девайсов, кресел, компьютеров и комплектующих. Бесплатная доставка по Киеву. (044) 538 15 11 – Звоните прямо сейчас!

Visit 3ona51.com.ua

Key Findings

We analyzed 3ona51.com.ua page load time and found that the first response time was 381 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

3ona51.com.ua performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value1,830 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.216

58/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

Network Requests Diagram

3ona51.com.ua

381 ms

www.3ona51.com

599 ms

3ona51_common_1448280000.css

10 ms

3ona51_index_1448280000.css

261 ms

jquery-ui.css

5 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original 3ona51.com.ua, 74% (63 requests) were made to 3ona51.com and 5% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (4 sec) relates to the external source 3ona51.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 289.8 kB (3%)

Content Size

8.8 MB

After Optimization

8.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 3ona51.com.ua main page is 8.8 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 8.5 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 54.9 kB

  • Original 70.3 kB
  • After minification 68.9 kB
  • After compression 15.4 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 54.9 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 107.9 kB

  • Original 8.5 MB
  • After minification 8.4 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. 3 Ona 51 images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 80.8 kB

  • Original 132.8 kB
  • After minification 120.2 kB
  • After compression 52.1 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 80.8 kB or 61% of the original size.

CSS Optimization

-79%

Potential reduce by 46.2 kB

  • Original 58.2 kB
  • After minification 33.4 kB
  • After compression 12.0 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. 3ona51.com.ua needs all CSS files to be minified and compressed as it can save up to 46.2 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (25%)

Requests Now

80

After Optimization

60

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3 Ona 51. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

3ona51.com.ua accessibility score

94

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 valid value for its [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

Links do not have a discernible name

Best Practices

3ona51.com.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

High

Page has valid source maps

SEO Factors

3ona51.com.ua SEO score

98

Search Engine Optimization Advices

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 3ona51.com.ua 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 3ona51.com.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 3 Ona 51. 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: