Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 57% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

kolmo.ru

Напольные покрытия

Page Load Speed

17.3 sec in total

First Response

6 sec

Resources Loaded

11.2 sec

Page Rendered

201 ms

kolmo.ru screenshot

About Website

Click here to check amazing Kolmo content. Otherwise, check out these important facts you probably never knew about kolmo.ru

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Visit kolmo.ru

Key Findings

We analyzed Kolmo.ru page load time and found that the first response time was 6 sec and then it took 11.4 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

kolmo.ru performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.088

92/100

15%

TTI (Time to Interactive)

Value3.0 s

95/100

10%

Network Requests Diagram

kolmo.ru

5959 ms

kolmo.ru

815 ms

all-styles.~76BF0A.css

508 ms

domain-shop-lot.~33A1BA.css

529 ms

shop-widget.~BC12B1.css

401 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Kolmo.ru, 26% (18 requests) were made to Reg.ru and 9% (6 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (6 sec) belongs to the original domain Kolmo.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 527.8 kB (72%)

Content Size

737.0 kB

After Optimization

209.2 kB

In fact, the total size of Kolmo.ru main page is 737.0 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. 25% of websites need less resources to load. CSS take 514.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 82.5 kB

  • Original 102.6 kB
  • After minification 88.3 kB
  • After compression 20.1 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 14.3 kB, which is 14% 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 82.5 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.9 kB
  • After minification 2.9 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. Kolmo images are well optimized though.

JavaScript Optimization

-43%

Potential reduce by 50.4 kB

  • Original 117.0 kB
  • After minification 116.9 kB
  • After compression 66.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 50.4 kB or 43% of the original size.

CSS Optimization

-77%

Potential reduce by 395.0 kB

  • Original 514.6 kB
  • After minification 514.5 kB
  • After compression 119.6 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. Kolmo.ru needs all CSS files to be minified and compressed as it can save up to 395.0 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (77%)

Requests Now

48

After Optimization

11

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kolmo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

kolmo.ru accessibility score

84

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

Heading elements are not in a sequentially-descending order

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

kolmo.ru best practices score

58

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

SEO Factors

kolmo.ru SEO score

77

Search Engine Optimization Advices

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 Kolmo.ru 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 Kolmo.ru 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 Kolmo. 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: