Tools & Wizards About Us
skb21.ru screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

skb21.ru

Керамзитобетонные блоки от производителя Чебоксарский Стройкомбинат

Page Load Speed

47.4 sec in total

First Response

1.4 sec

Resources Loaded

43.3 sec

Page Rendered

2.7 sec

skb21.ru screenshot

About Website

Visit skb21.ru now to see the best up-to-date Skb 21 content for Russia and also check out these interesting facts you probably never knew about skb21.ru

Керамзитобетонные блоки по цене производителя с доставкой по России. Чебоксарский Стройкомбинат реализует качественные стеновые блоки из керамзита.

Visit skb21.ru

Key Findings

We analyzed Skb21.ru page load time and found that the first response time was 1.4 sec and then it took 46 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

skb21.ru performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

28/100

10%

LCP (Largest Contentful Paint)

Value19.2 s

0/100

25%

SI (Speed Index)

Value30.4 s

0/100

10%

TBT (Total Blocking Time)

Value29,680 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value44.4 s

0/100

10%

Network Requests Diagram

skb21.ru

1407 ms

skb21.ru

1237 ms

kernel_main.css

394 ms

template_f3817c2cf97dbe18d7fb92f85ecdf76e_466dcf5498715f7099b59c3975f4ed3e.css

2393 ms

kernel_main.js

2221 ms

Our browser made a total of 284 requests to load all elements on the main page. We found that 8% of them (22 requests) were addressed to the original Skb21.ru, 80% (227 requests) were made to Static.skb21.ru and 2% (6 requests) were made to Openstat.net. The less responsive or slowest element that took the longest time to load (10.7 sec) relates to the external source Static.skb21.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.2 MB (18%)

Content Size

11.8 MB

After Optimization

9.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Skb21.ru main page is 11.8 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. 75% 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 9.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 1.2 MB

  • Original 1.4 MB
  • After minification 1.2 MB
  • After compression 198.0 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 156.1 kB, which is 12% 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 1.2 MB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 147.9 kB

  • Original 9.3 MB
  • After minification 9.2 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. Skb 21 images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 617.6 kB

  • Original 813.3 kB
  • After minification 605.8 kB
  • After compression 195.6 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 617.6 kB or 76% of the original size.

CSS Optimization

-89%

Potential reduce by 254.0 kB

  • Original 286.3 kB
  • After minification 187.4 kB
  • After compression 32.3 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. Skb21.ru needs all CSS files to be minified and compressed as it can save up to 254.0 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (15%)

Requests Now

275

After Optimization

235

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 275 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Skb 21. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

skb21.ru

skb21.ru

1407 ms

skb21.ru

skb21.ru

1237 ms

kernel_main.css

kernel_main.css

394 ms

template_f3817c2cf97dbe18d7fb92f85ecdf76e_466dcf5498715f7099b59c3975f4ed3e.css

template_f3817c2cf97dbe18d7fb92f85ecdf76e_466dcf5498715f7099b59c3975f4ed3e.css

2393 ms

kernel_main.js

kernel_main.js

2221 ms

core_db.js

core_db.js

550 ms

core_frame_cache.js

core_frame_cache.js

547 ms

share.js

share.js

353 ms

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582 ms

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jquery.cookie.js

548 ms

watch.js

watch.js

16 ms

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jquery.colorbox-min.js

jquery.colorbox-min.js

541 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

790 ms

jquery.inputmask.js

jquery.inputmask.js

898 ms

main.js

main.js

780 ms

css

css

293 ms

css

css

356 ms

ba.js

ba.js

735 ms

fbevents.js

fbevents.js

646 ms

rtrg

rtrg

1219 ms

logo.png

logo.png

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analytics.js

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707 ms

code.js

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cnt.js

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493 ms

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6258 ms

286 ms

bx_stat

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277 ms

collect

collect

115 ms

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5311 ms

collect

collect

206 ms

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5195 ms

hit

hit

182 ms

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160 ms

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cnt

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166 ms

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7393 ms

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7836 ms

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7896 ms

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7077 ms

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7058 ms

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proekt_doma_iz_keramzitoblokov_201.jpg

6700 ms

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6977 ms

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6337 ms

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5310 ms

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5566 ms

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4909 ms

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4895 ms

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4166 ms

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4291 ms

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keramzitobloki.jpg

4253 ms

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4041 ms

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3978 ms

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3943 ms

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3738 ms

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4546 ms

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3914 ms

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3759 ms

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3518 ms

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4385 ms

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3408 ms

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3792 ms

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3203 ms

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3200 ms

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3146 ms

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3129 ms

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star.png

2895 ms

tracker

tracker

190 ms

cnt

cnt

146 ms

Accessibility Review

skb21.ru accessibility score

91

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

skb21.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

skb21.ru SEO score

100

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

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 Skb21.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 Skb21.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

skb21.ru

Open Graph description is not detected on the main page of Skb 21. 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: