Tools & Wizards About Us

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

aaazidle.cz

Kancelářské židle - AAA kancelářské židle pro každého

Page Load Speed

3.3 sec in total

First Response

830 ms

Resources Loaded

2.3 sec

Page Rendered

163 ms

About Website

Visit aaazidle.cz now to see the best up-to-date AAA Zidle content and also check out these interesting facts you probably never knew about aaazidle.cz

Specializujeme se na kancelářské židle. Kromě kancelářských židlí prodáváme ale i kancelářská křesla, školní židle, apod.

Visit aaazidle.cz

Key Findings

We analyzed Aaazidle.cz page load time and found that the first response time was 830 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

aaazidle.cz performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.074

95/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

aaazidle.cz

830 ms

styly_aaazidle-rw.css

103 ms

gridStyl.css

193 ms

jquery-1.10.2.min.js

395 ms

jquery.bxslider.js

295 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 97% of them (76 requests) were addressed to the original Aaazidle.cz, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (830 ms) belongs to the original domain Aaazidle.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.5 kB (23%)

Content Size

454.7 kB

After Optimization

351.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aaazidle.cz main page is 454.7 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. 50% of websites need less resources to load. Images take 208.4 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 23.5 kB

  • Original 33.1 kB
  • After minification 32.5 kB
  • After compression 9.6 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. 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 23.5 kB or 71% of the original size.

Image Optimization

-5%

Potential reduce by 9.5 kB

  • Original 208.4 kB
  • After minification 199.0 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. AAA Zidle images are well optimized though.

JavaScript Optimization

-33%

Potential reduce by 67.2 kB

  • Original 204.2 kB
  • After minification 204.2 kB
  • After compression 137.0 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 67.2 kB or 33% of the original size.

CSS Optimization

-38%

Potential reduce by 3.4 kB

  • Original 9.0 kB
  • After minification 9.0 kB
  • After compression 5.6 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. Aaazidle.cz needs all CSS files to be minified and compressed as it can save up to 3.4 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (42%)

Requests Now

77

After Optimization

45

  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AAA Zidle. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

aaazidle.cz accessibility score

74

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

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

aaazidle.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

aaazidle.cz SEO score

81

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

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 Aaazidle.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 Aaazidle.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

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