Tools & Wizards About Us
d-lock.ru screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

d-lock.ru

Abloy Assa в Москве, цены: купить финские замки-системы Асса Аблой в интернет-магазине «Домино»

Page Load Speed

11 sec in total

First Response

552 ms

Resources Loaded

9.5 sec

Page Rendered

945 ms

d-lock.ru screenshot

About Website

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

Abloy Assa: купить в Москве по недорогой цене в интернет-магазине «Домино». Большой выбор замков, доводчиков и мастер-систем в каталоге официального дилера Асса Аблой: фото, описание, стоимость. Получ...

Visit d-lock.ru

Key Findings

We analyzed D-lock.ru page load time and found that the first response time was 552 ms and then it took 10.4 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

d-lock.ru performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.243

51/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

d-lock.ru

552 ms

d-lock.ru

2415 ms

ui.design-tokens.css

282 ms

ui.font.opensans.css

409 ms

main.popup.bundle.css

410 ms

Our browser made a total of 247 requests to load all elements on the main page. We found that 97% of them (239 requests) were addressed to the original D-lock.ru, 1% (3 requests) were made to Code.jivo.ru and 1% (2 requests) were made to Bitrix.info. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain D-lock.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (24%)

Content Size

4.9 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of D-lock.ru main page is 4.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 403.9 kB

  • Original 464.0 kB
  • After minification 390.0 kB
  • After compression 60.1 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 74.0 kB, which is 16% 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 403.9 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 72.8 kB

  • Original 2.2 MB
  • After minification 2.2 MB

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. D Lock images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 475.2 kB

  • Original 1.6 MB
  • After minification 1.6 MB
  • After compression 1.2 MB

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 475.2 kB or 29% of the original size.

CSS Optimization

-44%

Potential reduce by 244.7 kB

  • Original 558.6 kB
  • After minification 517.4 kB
  • After compression 313.8 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. D-lock.ru needs all CSS files to be minified and compressed as it can save up to 244.7 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 197 (83%)

Requests Now

238

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 238 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Lock. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 120 to 1 for JavaScripts and from 79 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

d-lock.ru

d-lock.ru

552 ms

d-lock.ru

d-lock.ru

2415 ms

ui.design-tokens.css

ui.design-tokens.css

282 ms

ui.font.opensans.css

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409 ms

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410 ms

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412 ms

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547 ms

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878 ms

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Accessibility Review

d-lock.ru accessibility score

46

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

d-lock.ru best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

d-lock.ru SEO score

76

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

High

Tap targets are not sized appropriately

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 D-lock.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 D-lock.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

d-lock.ru

Open Graph data is detected on the main page of D Lock. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: