Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 38

    SEO

    Google-friendlier than
    18% of websites

djpmc.cz

DJPMC.cz

Page Load Speed

5.3 sec in total

First Response

1.2 sec

Resources Loaded

3.6 sec

Page Rendered

456 ms

djpmc.cz screenshot

About Website

Click here to check amazing DJPMC content for Czech Republic. Otherwise, check out these important facts you probably never knew about djpmc.cz

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Key Findings

We analyzed Djpmc.cz page load time and found that the first response time was 1.2 sec and then it took 4.1 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

djpmc.cz performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

79/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value4.8 s

68/100

10%

TBT (Total Blocking Time)

Value7,090 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.044

99/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

djpmc.cz

1201 ms

style.css

233 ms

top.jpg

987 ms

nohy.jpg

232 ms

aktualizace.gif

232 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 25% of them (28 requests) were addressed to the original Djpmc.cz, 17% (19 requests) were made to Mixcloud.com and 14% (16 requests) were made to Thumbnail.mixcloud.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Djpmc.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 229.1 kB (18%)

Content Size

1.2 MB

After Optimization

1.0 MB

In fact, the total size of Djpmc.cz main page is 1.2 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. 60% of websites need less resources to load. Images take 904.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 21.0 kB

  • Original 28.3 kB
  • After minification 28.0 kB
  • After compression 7.3 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 21.0 kB or 74% of the original size.

Image Optimization

-1%

Potential reduce by 11.2 kB

  • Original 904.6 kB
  • After minification 893.4 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. DJPMC images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 145.5 kB

  • Original 253.3 kB
  • After minification 253.3 kB
  • After compression 107.8 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 145.5 kB or 57% of the original size.

CSS Optimization

-84%

Potential reduce by 51.4 kB

  • Original 60.9 kB
  • After minification 60.2 kB
  • After compression 9.5 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. Djpmc.cz needs all CSS files to be minified and compressed as it can save up to 51.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (37%)

Requests Now

109

After Optimization

69

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DJPMC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

djpmc.cz accessibility score

51

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

djpmc.cz best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

djpmc.cz SEO score

38

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

High

robots.txt is not valid

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

High

Document uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Djpmc.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Czech language. Our system also found out that Djpmc.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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