Access sibzvuk.ru. SibZvuk.ru интернет-магазин автозвука и автомобильной электроники

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value600 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0.147

77/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

sibzvuk.ru

929 ms

styles.css

230 ms

styles_articles_tpl.css

346 ms

highslide.min.css

348 ms

highslide-full.packed.js

476 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 88% of them (72 requests) were addressed to the original Sibzvuk.ru, 4% (3 requests) were made to Ssl.google-analytics.com and 4% (3 requests) were made to Counter.megagroup.ru. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Client.onicon.ru.

Content Size

842.9 kB

After Optimization

572.9 kB

In fact, the total size of Sibzvuk.ru main page is 842.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 426.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 179.9 kB

Original 220.4 kB
After minification 207.5 kB
After compression 40.5 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 179.9 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 7.2 kB

Original 115.3 kB
After minification 108.0 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. Sib Zvuk images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 65.2 kB

Original 426.9 kB
After minification 426.9 kB
After compression 361.7 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 65.2 kB or 15% of the original size.

CSS Optimization

-22%

Potential reduce by 17.6 kB

Original 80.3 kB
After minification 80.3 kB
After compression 62.8 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. Sibzvuk.ru needs all CSS files to be minified and compressed as it can save up to 17.6 kB or 22% of the original size.

Requests Now

After Optimization

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sib Zvuk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sibzvuk.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 English language. Our system also found out that Sibzvuk.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

sibzvuk.ru

Open Graph description is not detected on the main page of Sib Zvuk. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

SibZvuk.ru интернет-магазин автозвука и автомобильной электроники

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

sibzvuk.ru

styles.css

styles_articles_tpl.css

highslide.min.css

highslide-full.packed.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

sibzvuk.ru

styles.css

styles_articles_tpl.css

highslide.min.css

highslide-full.packed.js

ru.js

common.min.js

calendar.css

user.css

user.blue.css

user.js

shop2.css

comments.less.css

elements.less.css

jquery-1.7.2.min.js

shop2.packed.js

printme.js

no_cookies.js

baron.min.js

shop2custom.js

disable.params.shop2.js

styles_shop.css

megaslider.jquery.js

scripts.js

dropdown.menu.jquery.js

adaptive_styles.scss.css

adaptive_js.js

shop_extra_styles.css

dropdown_menu.js

watch.js

site.min.js

defender.min.js

50cb3cde72d22c7a05000150.js

whatsapp_png21.png

logo.png

bg.gif

close-ico.svg

cart-bg.jpg

home-link.png

nav-top.jpg

nav-top-br.jpg

jbl_club_ws1000.png

dynamic_state_force_fa_2500_2_usilitel.jpg