Tools & Wizards About Us

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

comlark.ru

Комларк Электронные компоненты для ремонта техники

Page Load Speed

6.9 sec in total

First Response

520 ms

Resources Loaded

6 sec

Page Rendered

390 ms

About Website

Welcome to comlark.ru homepage info - get ready to check Comlark best content for Russia right away, or after learning these important things about comlark.ru

Интернет магазин - радиодетали, измерительные приборы, паяльное оборудование

Visit comlark.ru

Key Findings

We analyzed Comlark.ru page load time and found that the first response time was 520 ms and then it took 6.4 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

comlark.ru performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

comlark.ru

520 ms

comlark.ru

828 ms

ui.design-tokens.css

128 ms

ui.font.opensans.css

254 ms

main.popup.bundle.css

381 ms

Our browser made a total of 203 requests to load all elements on the main page. We found that 97% of them (197 requests) were addressed to the original Comlark.ru, 1% (3 requests) were made to Mc.yandex.com and 0% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Comlark.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 193.8 kB (19%)

Content Size

1.0 MB

After Optimization

848.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Comlark.ru main page is 1.0 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. 65% of websites need less resources to load. Javascripts take 474.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 160.0 kB

  • Original 190.8 kB
  • After minification 158.5 kB
  • After compression 30.8 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 32.3 kB, which is 17% 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 160.0 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 7.3 kB

  • Original 299.9 kB
  • After minification 292.6 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. Comlark images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 19.0 kB

  • Original 474.7 kB
  • After minification 474.7 kB
  • After compression 455.7 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

-10%

Potential reduce by 7.4 kB

  • Original 76.3 kB
  • After minification 76.3 kB
  • After compression 69.0 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. Comlark.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 88 (45%)

Requests Now

197

After Optimization

109

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 197 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Comlark. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 35 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

comlark.ru accessibility score

68

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

comlark.ru 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

comlark.ru SEO score

91

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Comlark.ru 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 Comlark.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 Comlark. 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: