Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

kotly.od.ua

Котлы в Одессе купить со скидкой до 20 % от Строй-Юг | "Строй-Юг"

Page Load Speed

14 sec in total

First Response

1.2 sec

Resources Loaded

12.5 sec

Page Rendered

372 ms

kotly.od.ua screenshot

About Website

Click here to check amazing Kotly content for Ukraine. Otherwise, check out these important facts you probably never knew about kotly.od.ua

Компания Строй-Юг предлагает купить газовые котлы со скидкой до 20 %, Vaillant, Viessmann, Protherm, DAKON, а также бойлеры, теплые полы, радиаторы, элементы водоснабжения. Осуществляем монтаж отоплен...

Visit kotly.od.ua

Key Findings

We analyzed Kotly.od.ua page load time and found that the first response time was 1.2 sec and then it took 12.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

kotly.od.ua performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value1,360 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

Network Requests Diagram

kotly.od.ua

1186 ms

style.css

133 ms

smcf.css

260 ms

font-awesome.min.css

10 ms

arconix-shortcodes.min.css

256 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 54% of them (55 requests) were addressed to the original Kotly.od.ua, 18% (18 requests) were made to Vk.com and 4% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (10.2 sec) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 867.8 kB (37%)

Content Size

2.4 MB

After Optimization

1.5 MB

In fact, the total size of Kotly.od.ua main page is 2.4 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. 55% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 43.4 kB

  • Original 56.0 kB
  • After minification 53.6 kB
  • After compression 12.7 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 43.4 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 32.2 kB

  • Original 1.3 MB
  • After minification 1.2 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. Kotly images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 569.3 kB

  • Original 782.3 kB
  • After minification 648.3 kB
  • After compression 213.0 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 569.3 kB or 73% of the original size.

CSS Optimization

-83%

Potential reduce by 223.0 kB

  • Original 269.5 kB
  • After minification 225.8 kB
  • After compression 46.6 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. Kotly.od.ua needs all CSS files to be minified and compressed as it can save up to 223.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (56%)

Requests Now

94

After Optimization

41

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kotly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kotly.od.ua accessibility score

78

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

[id] attributes on active, focusable elements are not unique

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

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

kotly.od.ua best practices score

67

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

kotly.od.ua SEO score

64

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kotly.od.ua can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Kotly.od.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 Kotly. 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: