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jhdecor.cz screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

jhdecor.cz

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Page Load Speed

3.5 sec in total

First Response

298 ms

Resources Loaded

3 sec

Page Rendered

193 ms

jhdecor.cz screenshot

About Website

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Key Findings

We analyzed Jhdecor.cz page load time and found that the first response time was 298 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

jhdecor.cz performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.325

35/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

jhdecor.cz

298 ms

www.jhdecor.cz

399 ms

normalize.min.css

192 ms

main.css

589 ms

css

28 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 71% of them (36 requests) were addressed to the original Jhdecor.cz, 8% (4 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Jhdecor.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 440.2 kB (16%)

Content Size

2.7 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jhdecor.cz main page is 2.7 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. 45% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 24.9 kB

  • Original 32.0 kB
  • After minification 29.6 kB
  • After compression 7.1 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 24.9 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 80.5 kB

  • Original 2.2 MB
  • After minification 2.2 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. Jhdecor images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 206.6 kB

  • Original 297.7 kB
  • After minification 295.3 kB
  • After compression 91.2 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 206.6 kB or 69% of the original size.

CSS Optimization

-89%

Potential reduce by 128.2 kB

  • Original 144.5 kB
  • After minification 107.5 kB
  • After compression 16.3 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. Jhdecor.cz needs all CSS files to be minified and compressed as it can save up to 128.2 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (30%)

Requests Now

44

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jhdecor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jhdecor.cz

jhdecor.cz

298 ms

www.jhdecor.cz

www.jhdecor.cz

399 ms

normalize.min.css

normalize.min.css

192 ms

main.css

main.css

589 ms

css

css

28 ms

jquery.min.js

jquery.min.js

68 ms

modernizr-2.6.2.min.js

modernizr-2.6.2.min.js

192 ms

number-polyfill.min.js

number-polyfill.min.js

216 ms

number-polyfill.min.css

number-polyfill.min.css

195 ms

jquery.tooltipster.min.js

jquery.tooltipster.min.js

4 ms

plugins.js

plugins.js

394 ms

main.js

main.js

300 ms

logo.jpg

logo.jpg

203 ms

basket.png

basket.png

193 ms

slide2.jpg

slide2.jpg

873 ms

slide4.jpg

slide4.jpg

792 ms

slide5.jpg

slide5.jpg

800 ms

slide7.jpg

slide7.jpg

903 ms

slide8.jpg

slide8.jpg

1075 ms

slide9.jpg

slide9.jpg

983 ms

5106.jpg

5106.jpg

992 ms

5104.jpg

5104.jpg

1090 ms

5101.jpg

5101.jpg

1068 ms

5100.jpg

5100.jpg

1111 ms

5099.jpg

5099.jpg

1179 ms

5098.jpg

5098.jpg

1192 ms

5097.jpg

5097.jpg

1354 ms

5096.jpg

5096.jpg

1265 ms

5095.jpg

5095.jpg

1378 ms

5094.jpg

5094.jpg

1398 ms

5093.jpg

5093.jpg

1475 ms

5092.jpg

5092.jpg

1390 ms

gjs.php

gjs.php

322 ms

search.gif

search.gif

1468 ms

line-drawn.png

line-drawn.png

1540 ms

up.png

up.png

1575 ms

sprite-main.png

sprite-main.png

1584 ms

GdZvpAq9shJukTEvSQbePw.woff

GdZvpAq9shJukTEvSQbePw.woff

51 ms

hpORcvLZtemlH8gI-1S-7hsxEYwM7FgeyaSgU71cLG0.woff

hpORcvLZtemlH8gI-1S-7hsxEYwM7FgeyaSgU71cLG0.woff

52 ms

analytics.js

analytics.js

38 ms

hotjar-6926.js

hotjar-6926.js

137 ms

loading.gif

loading.gif

1542 ms

YQixcBt4h8DmZwK9P1bhEQ.woff

YQixcBt4h8DmZwK9P1bhEQ.woff

25 ms

ygC2Fp8ylofzQwABjiUjiA.woff

ygC2Fp8ylofzQwABjiUjiA.woff

25 ms

collect

collect

5 ms

collect

collect

58 ms

ga-audiences

ga-audiences

56 ms

modules-043c1e6abe660c48857202e419ff9d8a.js

modules-043c1e6abe660c48857202e419ff9d8a.js

21 ms

visit-data

visit-data

207 ms

lush-skin.png

lush-skin.png

585 ms

print.css

print.css

98 ms

Accessibility Review

jhdecor.cz accessibility score

75

Accessibility Issues

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

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

jhdecor.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

jhdecor.cz SEO score

75

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

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 Jhdecor.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 Jhdecor.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

jhdecor.cz

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