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comdis.cz screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

comdis.cz

COMDIS - vyhradni distributor I-tec a Pretec, importér značky Dicota

Page Load Speed

2.7 sec in total

First Response

415 ms

Resources Loaded

2.1 sec

Page Rendered

172 ms

comdis.cz screenshot

About Website

Click here to check amazing COMDIS content. Otherwise, check out these important facts you probably never knew about comdis.cz

COMDIS - kompletní portfolio příslušenství pro notebooky a stolní počítače pod značkou I-Tec, paměťové karty a flash paměti Pretec, brašny pro notebooky a příslušenství, obaly pro tablety a telefóny z...

Visit comdis.cz

Key Findings

We analyzed Comdis.cz page load time and found that the first response time was 415 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

comdis.cz performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.0 s

96/100

10%

Network Requests Diagram

comdis.cz

415 ms

style.css

402 ms

main.less

512 ms

font-awesome.min.css

14 ms

landing.css

505 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Comdis.cz, 40% (12 requests) were made to Gui.active24.cz and 33% (10 requests) were made to Active24.com. The less responsive or slowest element that took the longest time to load (889 ms) relates to the external source Gui.active24.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.1 kB (11%)

Content Size

351.2 kB

After Optimization

311.1 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Comdis.cz main page is 351.2 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. 30% of websites need less resources to load. Images take 276.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 17.5 kB

  • Original 22.2 kB
  • After minification 19.7 kB
  • After compression 4.7 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 2.5 kB, which is 11% 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 17.5 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 9.1 kB

  • Original 276.7 kB
  • After minification 267.6 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. COMDIS images are well optimized though.

CSS Optimization

-26%

Potential reduce by 13.5 kB

  • Original 52.3 kB
  • After minification 52.3 kB
  • After compression 38.8 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. Comdis.cz needs all CSS files to be minified and compressed as it can save up to 13.5 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (29%)

Requests Now

14

After Optimization

10

  • Images
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COMDIS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

comdis.cz

comdis.cz

415 ms

style.css

style.css

402 ms

main.less

main.less

512 ms

font-awesome.min.css

font-awesome.min.css

14 ms

landing.css

landing.css

505 ms

css

css

38 ms

image.png

image.png

889 ms

free.png

free.png

698 ms

notify.png

notify.png

694 ms

superpage.png

superpage.png

697 ms

redirect.png

redirect.png

687 ms

dnssec.png

dnssec.png

690 ms

dns.png

dns.png

789 ms

main.less

main.less

728 ms

webmail_ikony_vlajky.png

webmail_ikony_vlajky.png

112 ms

active-24-logo.svg

active-24-logo.svg

103 ms

NaPecZTIAOhVxoMyOr9n_E7fdM3mCKZRbrw.ttf

NaPecZTIAOhVxoMyOr9n_E7fdM3mCKZRbrw.ttf

193 ms

TitilliumText25L002-webfont.woff

TitilliumText25L002-webfont.woff

94 ms

titilliumweb-regular.woff

titilliumweb-regular.woff

165 ms

NaPDcZTIAOhVxoMyOr9n_E7ffGjEGIVzZpabuWI.ttf

NaPDcZTIAOhVxoMyOr9n_E7ffGjEGIVzZpabuWI.ttf

49 ms

titilliumweb-light.woff

titilliumweb-light.woff

356 ms

titilliumweb-extralight.woff

titilliumweb-extralight.woff

379 ms

NaPDcZTIAOhVxoMyOr9n_E7ffBzCGIVzZpabuWI.ttf

NaPDcZTIAOhVxoMyOr9n_E7ffBzCGIVzZpabuWI.ttf

58 ms

titilliumweb-semibold.woff

titilliumweb-semibold.woff

384 ms

NaPDcZTIAOhVxoMyOr9n_E7ffHjDGIVzZpabuWI.ttf

NaPDcZTIAOhVxoMyOr9n_E7ffHjDGIVzZpabuWI.ttf

56 ms

titilliumweb-bold.woff

titilliumweb-bold.woff

383 ms

NaPDcZTIAOhVxoMyOr9n_E7ffEDBGIVzZpabuWI.ttf

NaPDcZTIAOhVxoMyOr9n_E7ffEDBGIVzZpabuWI.ttf

25 ms

titilliumweb-black.woff

titilliumweb-black.woff

384 ms

active24-icons.ttf

active24-icons.ttf

103 ms

active24-icons.ttf

active24-icons.ttf

291 ms

Accessibility Review

comdis.cz accessibility score

80

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.

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

comdis.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

comdis.cz SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Comdis.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 Comdis.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

comdis.cz

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