Tools & Wizards About Us
sibera-kotouce.cz screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

sibera-kotouce.cz

Diamantové kotouče - kvalita made in Germany SKLADEM

Page Load Speed

4.7 sec in total

First Response

542 ms

Resources Loaded

3.8 sec

Page Rendered

334 ms

sibera-kotouce.cz screenshot

About Website

Visit sibera-kotouce.cz now to see the best up-to-date Sibera Kotouce content for Czech Republic and also check out these interesting facts you probably never knew about sibera-kotouce.cz

Vyberte si vysoce kvalitní diamantové kotouče německých výrobců Atlas a Kern - kvalita made in Germany! Doprava při objednávce nad 2000,- bez DPH zdarma. Možnost objednávky větších průměrů kotoučů i n...

Visit sibera-kotouce.cz

Key Findings

We analyzed Sibera-kotouce.cz page load time and found that the first response time was 542 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

sibera-kotouce.cz performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value4.4 s

73/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value4.7 s

79/100

10%

Network Requests Diagram

sibera-kotouce.cz

542 ms

style

419 ms

jquery.fancybox-1.3.4.css

217 ms

modernizr-1.5.min.js

219 ms

jquery-1.4.2.min.js

498 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 94% of them (46 requests) were addressed to the original Sibera-kotouce.cz, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to . The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Sibera-kotouce.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 152.4 kB (24%)

Content Size

643.2 kB

After Optimization

490.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sibera-kotouce.cz main page is 643.2 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. 25% of websites need less resources to load. Images take 421.7 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 27.7 kB

  • Original 36.8 kB
  • After minification 34.5 kB
  • After compression 9.2 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 27.7 kB or 75% of the original size.

Image Optimization

-1%

Potential reduce by 6.2 kB

  • Original 421.7 kB
  • After minification 415.5 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. Sibera Kotouce images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 112.6 kB

  • Original 177.4 kB
  • After minification 155.2 kB
  • After compression 64.8 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 112.6 kB or 63% of the original size.

CSS Optimization

-82%

Potential reduce by 6.0 kB

  • Original 7.3 kB
  • After minification 5.8 kB
  • After compression 1.3 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. Sibera-kotouce.cz needs all CSS files to be minified and compressed as it can save up to 6.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (21%)

Requests Now

47

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sibera Kotouce. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sibera-kotouce.cz

sibera-kotouce.cz

542 ms

style

style

419 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

217 ms

modernizr-1.5.min.js

modernizr-1.5.min.js

219 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

498 ms

front

front

394 ms

cs

cs

505 ms

jquery.mousewheel-3.0.4.pack.js

jquery.mousewheel-3.0.4.pack.js

497 ms

jquery.fancybox-1.3.4.js

jquery.fancybox-1.3.4.js

535 ms

plugins.js

plugins.js

610 ms

util.js

util.js

747 ms

front.js

front.js

648 ms

ajaxbasket.js

ajaxbasket.js

659 ms

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9 ms

ga.js

ga.js

49 ms

icon-cart-small-gray.gif

icon-cart-small-gray.gif

111 ms

background-1000-130-new5.png

background-1000-130-new5.png

847 ms

diamantovy_kotouc_logo.png

diamantovy_kotouc_logo.png

428 ms

diamantovy-kotouc-titulni.png

diamantovy-kotouc-titulni.png

433 ms

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recenze-na-heureka.cz.png

325 ms

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pruvodce-jak-vybrat-diamantovy-kotouc.png

225 ms

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doprava-sibera-kotouce.cz.png

324 ms

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diamantove-kotouce-atlas-extreme10.png

657 ms

diamantove-kotouce-atlas-quattro-230-t.png

diamantove-kotouce-atlas-quattro-230-t.png

753 ms

diamantove-kotouce-atlas-quattro-500.png

diamantove-kotouce-atlas-quattro-500.png

761 ms

diamantove-kotouce-atlas-formula1-12mm.png

diamantove-kotouce-atlas-formula1-12mm.png

848 ms

diamantove-kotouce-atlas-alphaplus-t.png

diamantove-kotouce-atlas-alphaplus-t.png

1304 ms

diamantove-kotouce-atlas-ts10.png

diamantove-kotouce-atlas-ts10.png

1073 ms

diamantove-kotouce-kern-ccf.png

diamantove-kotouce-kern-ccf.png

1192 ms

icon-print.gif

icon-print.gif

976 ms

bullet-2.gif

bullet-2.gif

1059 ms

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prumer-na-sibera-kotouce.gif

1063 ms

diamantove-kotouce-na-asfalt.gif

diamantove-kotouce-na-asfalt.gif

1194 ms

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diamantove-kotouce-na-beton.gif

1274 ms

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diamantove-kotouce-na-armovany-beton.gif

1278 ms

diamantove-kotouce-na-cerstvy-beton.gif

diamantove-kotouce-na-cerstvy-beton.gif

1289 ms

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diamantove-kotouce-na-dlazbu.gif

1407 ms

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1410 ms

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diamantove-kotouce-na-stresni-krytinu.gif

1491 ms

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1490 ms

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1516 ms

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diamantove-kotouce-na-zulu.gif

1519 ms

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logo-t-digestore.cz.gif

1726 ms

logo.png

logo.png

1617 ms

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banner-t-zbozi-stany-200x304.gif

2406 ms

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logo-t-nabytek-200.png

1814 ms

vanocni-osvetleni-banner.jpg

vanocni-osvetleni-banner.jpg

2268 ms

__utm.gif

__utm.gif

11 ms

print.less.css

print.less.css

177 ms

Accessibility Review

sibera-kotouce.cz accessibility score

92

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

Links do not have a discernible name

Best Practices

sibera-kotouce.cz best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

sibera-kotouce.cz SEO score

69

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sibera-kotouce.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Sibera-kotouce.cz 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

sibera-kotouce.cz

Open Graph description is not detected on the main page of Sibera Kotouce. 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: