Tools & Wizards About Us
kotlolux.com.ua screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

kotlolux.com.ua

Компания ["Kotlolux"] Котлолюкс Киев - контакты, товары, цены, Киев

Page Load Speed

6.2 sec in total

First Response

481 ms

Resources Loaded

5.4 sec

Page Rendered

318 ms

kotlolux.com.ua screenshot

About Website

Visit kotlolux.com.ua now to see the best up-to-date Kotlolux content for Ukraine and also check out these interesting facts you probably never knew about kotlolux.com.ua

Основная продукция компании "Kotlolux": ➜твердотопливные котлы длительного горения ➜пиролизные котлы ➜котлы на пеллетах ➜буферные емкости для котлов. ☎ : (067) 327-55-59 КОТЛОЛЮКС КИЕВ

Visit kotlolux.com.ua

Key Findings

We analyzed Kotlolux.com.ua page load time and found that the first response time was 481 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

kotlolux.com.ua performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value860 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

kotlolux.com.ua

481 ms

kotlolux.com.ua

658 ms

852 ms

adv_teasers.js

127 ms

js

67 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 30% of them (16 requests) were addressed to the original Kotlolux.com.ua, 46% (25 requests) were made to Images.prom.ua and 7% (4 requests) were made to Widgets.binotel.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Images.prom.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 218.7 kB (23%)

Content Size

936.9 kB

After Optimization

718.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kotlolux.com.ua main page is 936.9 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. 40% of websites need less resources to load. Images take 332.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 171.9 kB

  • Original 208.9 kB
  • After minification 207.2 kB
  • After compression 37.0 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 171.9 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 20.5 kB

  • Original 332.1 kB
  • After minification 311.7 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. Kotlolux images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 30 B

  • Original 318.6 kB
  • After minification 318.6 kB
  • After compression 318.6 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

-34%

Potential reduce by 26.3 kB

  • Original 77.2 kB
  • After minification 52.7 kB
  • After compression 50.9 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. Kotlolux.com.ua needs all CSS files to be minified and compressed as it can save up to 26.3 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (36%)

Requests Now

47

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotlolux. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kotlolux.com.ua

kotlolux.com.ua

481 ms

kotlolux.com.ua

kotlolux.com.ua

658 ms

852 ms

adv_teasers.js

adv_teasers.js

127 ms

js

js

67 ms

member_common-hc287421f7601da9334bdaf4e384613a2f.css

member_common-hc287421f7601da9334bdaf4e384613a2f.css

250 ms

ckeditor-hcdb7531b51f6c74515d474e34f1fcbc79.css

ckeditor-hcdb7531b51f6c74515d474e34f1fcbc79.css

359 ms

wp_companysite_4f5c3c960bf3d084fc56.css

wp_companysite_4f5c3c960bf3d084fc56.css

363 ms

zambezi-35aaf5e33981df6249099d557e379b88.css

zambezi-35aaf5e33981df6249099d557e379b88.css

500 ms

solve.js

solve.js

368 ms

bare.js

bare.js

664 ms

element.js

element.js

52 ms

xkouez51xa3i1hjcc5y7.js

xkouez51xa3i1hjcc5y7.js

532 ms

wp_companysite_runtime_d53c9bf74abec1dcce0d.js

wp_companysite_runtime_d53c9bf74abec1dcce0d.js

369 ms

5_4f79fd02b8245d2a21d6.js

5_4f79fd02b8245d2a21d6.js

747 ms

6_4f3baf081606b1cdc113.js

6_4f3baf081606b1cdc113.js

474 ms

3_87ad1c290e7094ee280c.js

3_87ad1c290e7094ee280c.js

712 ms

tracking.js

tracking.js

348 ms

1111414269_w180_h120_kotlolux.jpg

1111414269_w180_h120_kotlolux.jpg

635 ms

feedback-banner-hc13b51a25e7731e7e474762f87e1fb038.png

feedback-banner-hc13b51a25e7731e7e474762f87e1fb038.png

127 ms

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1892690312_w257_h200_tverdopalivnij-kotel-marten.jpg

1331 ms

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1519914761_w257_h200_kotel-trivalogo-gorinnya.jpg

1180 ms

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324083449_w257_h200_tverdopalivnij-kotel-trivalogo.jpg

641 ms

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4438882347_w257_h200_shahtnij-kotel-holmova.jpg

2013 ms

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649 ms

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1265 ms

1127191933_w257_h200_opalyuvalnij-tverdopalivnij-kotel.jpg

1127191933_w257_h200_opalyuvalnij-tverdopalivnij-kotel.jpg

791 ms

1884259617_w257_h200_tverdopalivnij-kotel-shahtnogo.jpg

1884259617_w257_h200_tverdopalivnij-kotel-shahtnogo.jpg

816 ms

1519665301_w257_h200_kotel-trivalogo-gorinnya.jpg

1519665301_w257_h200_kotel-trivalogo-gorinnya.jpg

933 ms

1892684815_w257_h200_tverdopalivnij-kotel-marten.jpg

1892684815_w257_h200_tverdopalivnij-kotel-marten.jpg

959 ms

1521363633_w257_h200_kotel-trivalogo-gorinnya.jpg

1521363633_w257_h200_kotel-trivalogo-gorinnya.jpg

1075 ms

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1547211806_w257_h200_piroliznij-kotel-termico.jpg

1100 ms

4438903815_w257_h200_shahtnij-kotel-holmova.jpg

4438903815_w257_h200_shahtnij-kotel-holmova.jpg

1274 ms

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1242 ms

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1122909112_w257_h200_kotli-na-tverdomu.jpg

1446 ms

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2152 ms

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1932 ms

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1614 ms

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1616 ms

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1588 ms

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1727 ms

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2347 ms

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2894 ms

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1111887091_w257_h200_tverdopalivnij-kotel-trivalogo.jpg

2677 ms

iframe.html

iframe.html

274 ms

site-hc059eebc86aad2b4f3c766687fc39306f.png

site-hc059eebc86aad2b4f3c766687fc39306f.png

413 ms

glyphs.woff

glyphs.woff

130 ms

css

css

31 ms

theme_9.css

theme_9.css

236 ms

getcall_utf-8.js

getcall_utf-8.js

471 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4kaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4kaVQ.woff

19 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4kaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4kaVQ.woff

28 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4kaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4kaVQ.woff

28 ms

information-about-the-visitor.js

information-about-the-visitor.js

119 ms

Accessibility Review

kotlolux.com.ua accessibility score

97

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.

Best Practices

kotlolux.com.ua best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

kotlolux.com.ua SEO score

93

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    UK

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kotlolux.com.ua can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed Ukrainian language. Our system also found out that Kotlolux.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

kotlolux.com.ua

Open Graph data is detected on the main page of Kotlolux. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: