Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

c-o-k.com.ua

Журнал С.О.К. Сантехника Отопление Кондиционирование

Page Load Speed

9.1 sec in total

First Response

495 ms

Resources Loaded

6.1 sec

Page Rendered

2.5 sec

About Website

Welcome to c-o-k.com.ua homepage info - get ready to check C O K best content for Ukraine right away, or after learning these important things about c-o-k.com.ua

Сантехника. Отопление. Кондиционирование. - специализированный ежемесячный журнал, Отопительные системы, Системы кондиционирования воздуха с чиллерами и фанкойлами

Visit c-o-k.com.ua

Key Findings

We analyzed C-o-k.com.ua page load time and found that the first response time was 495 ms and then it took 8.6 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

c-o-k.com.ua performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value2,390 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value40.5 s

0/100

10%

Network Requests Diagram

c-o-k.com.ua

495 ms

www.c-o-k.com.ua

768 ms

highslide.full.js

396 ms

russian.js

343 ms

highslide.css

335 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 46% of them (39 requests) were addressed to the original C-o-k.com.ua, 9% (8 requests) were made to Apis.google.com and 7% (6 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain C-o-k.com.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 250.5 kB (48%)

Content Size

516.6 kB

After Optimization

266.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of C-o-k.com.ua main page is 516.6 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. 60% of websites need less resources to load. Javascripts take 340.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 67.8 kB

  • Original 85.4 kB
  • After minification 77.9 kB
  • After compression 17.6 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. 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 67.8 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 3.6 kB

  • Original 60.6 kB
  • After minification 57.0 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. C O K images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 153.4 kB

  • Original 340.5 kB
  • After minification 337.7 kB
  • After compression 187.1 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 153.4 kB or 45% of the original size.

CSS Optimization

-85%

Potential reduce by 25.7 kB

  • Original 30.1 kB
  • After minification 20.3 kB
  • After compression 4.5 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. C-o-k.com.ua needs all CSS files to be minified and compressed as it can save up to 25.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (51%)

Requests Now

79

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of C O K. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

c-o-k.com.ua accessibility score

68

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

[aria-*] attributes do not match their roles

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.

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

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

High

Image elements do not have [alt] attributes

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 [lang] attribute

Best Practices

c-o-k.com.ua best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

c-o-k.com.ua SEO score

69

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise C-o-k.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 C-o-k.com.ua main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of C O K. 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: