Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

zstock.ru

Склад запчастей для ремонта бытовой техники, электроники

Page Load Speed

5.9 sec in total

First Response

368 ms

Resources Loaded

4.4 sec

Page Rendered

1.1 sec

About Website

Click here to check amazing Zstock content for Russia. Otherwise, check out these important facts you probably never knew about zstock.ru

Запчасти для ремонта бытовой техники, электроники, контроль-кассовай и банковской техники со склада запчастей. Лучшие цены Широкий выбор Покупайте

Visit zstock.ru

Key Findings

We analyzed Zstock.ru page load time and found that the first response time was 368 ms and then it took 5.6 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

zstock.ru performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value990 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

zstock.ru

368 ms

zstock.ru

673 ms

bootstrap.min.1574955534.css

124 ms

bootstrap-select.min.1553888390.css

245 ms

owl.carousel.min.1524241330.css

361 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 91% of them (130 requests) were addressed to the original Zstock.ru, 3% (4 requests) were made to X.cnt.my and 2% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (963 ms) belongs to the original domain Zstock.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 227.6 kB (20%)

Content Size

1.1 MB

After Optimization

902.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zstock.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. 60% of websites need less resources to load. Images take 565.4 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 151.8 kB

  • Original 171.6 kB
  • After minification 126.1 kB
  • After compression 19.8 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 45.4 kB, which is 26% 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 151.8 kB or 88% of the original size.

Image Optimization

-12%

Potential reduce by 66.9 kB

  • Original 565.4 kB
  • After minification 498.5 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. Obviously, Zstock needs image optimization as it can save up to 66.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 5.0 kB

  • Original 296.9 kB
  • After minification 296.9 kB
  • After compression 291.9 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

-4%

Potential reduce by 4.0 kB

  • Original 96.5 kB
  • After minification 96.4 kB
  • After compression 92.6 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. Zstock.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (17%)

Requests Now

135

After Optimization

112

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 135 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zstock. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zstock.ru accessibility score

75

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

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.

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 IDs are not unique

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

zstock.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

zstock.ru SEO score

98

Search Engine Optimization Advices

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 Zstock.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 Zstock.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 Zstock. 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: