Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

dvdiagnost.ru

Автосервисное , диагностическое оборудование

Page Load Speed

4 sec in total

First Response

603 ms

Resources Loaded

2.9 sec

Page Rendered

427 ms

dvdiagnost.ru screenshot

About Website

Click here to check amazing Dvdiagnost content for United Kingdom. Otherwise, check out these important facts you probably never knew about dvdiagnost.ru

диагностическое оборудование

Visit dvdiagnost.ru

Key Findings

We analyzed Dvdiagnost.ru page load time and found that the first response time was 603 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster. This domain responded with an error, which can significantly jeopardize Dvdiagnost.ru rating and web reputation

Performance Metrics

dvdiagnost.ru performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.253

49/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

dvdiagnost.ru

603 ms

styles.scss.css

125 ms

styles_articles_tpl.css

243 ms

jquery.min.js

365 ms

highslide.min.css

246 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 81% of them (47 requests) were addressed to the original Dvdiagnost.ru, 12% (7 requests) were made to Cp.onicon.ru and 5% (3 requests) were made to Counter.megagroup.ru. The less responsive or slowest element that took the longest time to load (991 ms) belongs to the original domain Dvdiagnost.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 755.0 kB (39%)

Content Size

1.9 MB

After Optimization

1.2 MB

In fact, the total size of Dvdiagnost.ru main page is 1.9 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. 45% of websites need less resources to load. Images take 909.0 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 13.6 kB

  • Original 18.9 kB
  • After minification 17.1 kB
  • After compression 5.4 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 13.6 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 2.8 kB

  • Original 909.0 kB
  • After minification 906.2 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. Dvdiagnost images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 530.5 kB

  • Original 761.5 kB
  • After minification 740.0 kB
  • After compression 231.0 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 530.5 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 208.1 kB

  • Original 254.7 kB
  • After minification 241.5 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. Dvdiagnost.ru needs all CSS files to be minified and compressed as it can save up to 208.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (48%)

Requests Now

50

After Optimization

26

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dvdiagnost. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dvdiagnost.ru accessibility score

87

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

ARIA toggle fields do not have accessible names

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

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

dvdiagnost.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

Missing source maps for large first-party JavaScript

SEO Factors

dvdiagnost.ru SEO score

92

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

    RU

  • Encoding

    UTF-8

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