Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

kontaktor.ru

Завод Контактор - официальный сайт

Page Load Speed

5.7 sec in total

First Response

518 ms

Resources Loaded

5 sec

Page Rendered

203 ms

About Website

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

Завод Контактор специализируется в производстве автоматических выключателей, электроаппаратуры специального назначения, низковольтных комплектных устройств. Каталог продукции, технические характеристи...

Visit kontaktor.ru

Key Findings

We analyzed Kontaktor.ru page load time and found that the first response time was 518 ms and then it took 5.2 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

kontaktor.ru performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value6,510 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.188

65/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

kontaktor.ru

518 ms

www.kontaktor.ru

840 ms

jquery-3.2.1.min.js

375 ms

bootstrap.min.css

631 ms

style.css

417 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 70% of them (73 requests) were addressed to the original Kontaktor.ru, 5% (5 requests) were made to Api-maps.yandex.ru and 4% (4 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Yastatic.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 374.5 kB (26%)

Content Size

1.4 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kontaktor.ru main page is 1.4 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. 70% of websites need less resources to load. Images take 662.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 209.6 kB

  • Original 246.7 kB
  • After minification 212.1 kB
  • After compression 37.1 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 34.6 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 209.6 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 6.9 kB

  • Original 662.2 kB
  • After minification 655.3 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. Kontaktor images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 150.6 kB

  • Original 434.1 kB
  • After minification 434.1 kB
  • After compression 283.5 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 150.6 kB or 35% of the original size.

CSS Optimization

-9%

Potential reduce by 7.3 kB

  • Original 82.3 kB
  • After minification 82.2 kB
  • After compression 75.0 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. Kontaktor.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 66 (73%)

Requests Now

91

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kontaktor. 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 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kontaktor.ru accessibility score

86

Accessibility Issues

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

Best Practices

kontaktor.ru best practices score

67

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

High

Page has valid source maps

SEO Factors

kontaktor.ru SEO score

85

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

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

    RU

  • Encoding

    UTF-8

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