Report Summary

  • 58

    Performance

    Renders faster than
    75% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

dedietrich-otoplenie.ru

De Dietrich (Де Дитриш) - Официальный сайт производителя, отопительное оборудование, котлы

Page Load Speed

5.7 sec in total

First Response

1.9 sec

Resources Loaded

3.6 sec

Page Rendered

284 ms

dedietrich-otoplenie.ru screenshot

About Website

Welcome to dedietrich-otoplenie.ru homepage info - get ready to check De Dietrich Otoplenie best content for Russia right away, or after learning these important things about dedietrich-otoplenie.ru

Официальный сайт производителя отопительного оборудования (Франция). Каталог продукции De Dietrich: газовые, жидкотопливные котлы, горелки, водонагреватели, инструкции, прайс-листы

Visit dedietrich-otoplenie.ru

Key Findings

We analyzed Dedietrich-otoplenie.ru page load time and found that the first response time was 1.9 sec and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

dedietrich-otoplenie.ru performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value7.0 s

33/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

www.dedietrich-otoplenie.ru

1867 ms

styles.css

177 ms

style_segmentation.css

175 ms

fckstyles.css

186 ms

quickcontact_default.css

189 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 98% of them (57 requests) were addressed to the original Dedietrich-otoplenie.ru, 2% (1 request) were made to Logi151.xiti.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Dedietrich-otoplenie.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 474.1 kB (43%)

Content Size

1.1 MB

After Optimization

629.5 kB

In fact, the total size of Dedietrich-otoplenie.ru main page is 1.1 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. 40% of websites need less resources to load. Images take 598.1 kB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 217.6 kB

  • Original 231.0 kB
  • After minification 69.9 kB
  • After compression 13.4 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. This page needs HTML code to be minified as it can gain 161.1 kB, which is 70% 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 217.6 kB or 94% of the original size.

Image Optimization

-9%

Potential reduce by 53.8 kB

  • Original 598.1 kB
  • After minification 544.2 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. De Dietrich Otoplenie images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 115.9 kB

  • Original 169.2 kB
  • After minification 151.3 kB
  • After compression 53.2 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 115.9 kB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 86.7 kB

  • Original 105.4 kB
  • After minification 85.5 kB
  • After compression 18.7 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. Dedietrich-otoplenie.ru needs all CSS files to be minified and compressed as it can save up to 86.7 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (30%)

Requests Now

57

After Optimization

40

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De Dietrich Otoplenie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dedietrich-otoplenie.ru 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.

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

dedietrich-otoplenie.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

dedietrich-otoplenie.ru SEO score

67

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dedietrich-otoplenie.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed French language. Our system also found out that Dedietrich-otoplenie.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 De Dietrich Otoplenie. 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: