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disti.cz screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

disti.cz

Home page | disti

Page Load Speed

2.1 sec in total

First Response

221 ms

Resources Loaded

1.7 sec

Page Rendered

191 ms

disti.cz screenshot

About Website

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Key Findings

We analyzed Disti.cz page load time and found that the first response time was 221 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

disti.cz performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

disti.cz

221 ms

disti.cz

403 ms

main.css

103 ms

css

21 ms

jquery.min.js

24 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 77% of them (20 requests) were addressed to the original Disti.cz, 12% (3 requests) were made to Fonts.gstatic.com and 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (863 ms) belongs to the original domain Disti.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (73%)

Content Size

1.8 MB

After Optimization

468.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Disti.cz main page is 1.8 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. 25% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 13.8 kB

  • Original 16.4 kB
  • After minification 10.9 kB
  • After compression 2.6 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 5.5 kB, which is 33% 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 13.8 kB or 84% of the original size.

Image Optimization

-75%

Potential reduce by 1.3 MB

  • Original 1.7 MB
  • After minification 427.9 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, Disti needs image optimization as it can save up to 1.3 MB or 75% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 1.8 kB

  • Original 37.4 kB
  • After minification 37.4 kB
  • After compression 35.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-29%

Potential reduce by 1.1 kB

  • Original 3.7 kB
  • After minification 3.7 kB
  • After compression 2.6 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. Disti.cz needs all CSS files to be minified and compressed as it can save up to 1.1 kB or 29% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

21

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Disti. According to our analytics all requests are already optimized.

Network Requests Diagram

disti.cz

disti.cz

221 ms

disti.cz

disti.cz

403 ms

main.css

main.css

103 ms

css

css

21 ms

jquery.min.js

jquery.min.js

24 ms

plugin.js

plugin.js

202 ms

js

js

66 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7g.ttf

8 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmRdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmRdr.ttf

13 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmRdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmRdr.ttf

15 ms

logo.png

logo.png

99 ms

menu-hover.png

menu-hover.png

203 ms

lang.png

lang.png

199 ms

slider-bg.png

slider-bg.png

289 ms

slider-arrows.png

slider-arrows.png

291 ms

quantum-scalari6000.png

quantum-scalari6000.png

754 ms

quantum-lto9.png

quantum-lto9.png

662 ms

quantum-scalar-family.png

quantum-scalar-family.png

671 ms

quantum-xcellis.png

quantum-xcellis.png

675 ms

quantum-dxi-family.png

quantum-dxi-family.png

853 ms

quantum-activescale.png

quantum-activescale.png

761 ms

products-icons.png

products-icons.png

763 ms

quantum.png

quantum.png

776 ms

map.png

map.png

774 ms

logo-footer.png

logo-footer.png

855 ms

slider-dots.png

slider-dots.png

863 ms

Accessibility Review

disti.cz accessibility score

62

Accessibility Issues

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-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

[role]s are not contained by their required parent element

High

[role] values are not valid

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

disti.cz 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

SEO Factors

disti.cz 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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Disti.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Disti.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

disti.cz

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