Tools & Wizards About Us
mp3stream.cz screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

mp3stream.cz

MP3 ke stažení zdarma | MP3 stahuj

Page Load Speed

1.8 sec in total

First Response

389 ms

Resources Loaded

1.2 sec

Page Rendered

204 ms

mp3stream.cz screenshot

About Website

Visit mp3stream.cz now to see the best up-to-date MP3 Stream content for Czech Republic and also check out these interesting facts you probably never knew about mp3stream.cz

zdarma. Na stránce MP3stream.cz si mùžete poslechnout MP3 hudbu zdarma. Stahuj písnièky - ke stažení zdarma.

Visit mp3stream.cz

Key Findings

We analyzed Mp3stream.cz page load time and found that the first response time was 389 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

mp3stream.cz performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

mp3stream.cz

389 ms

default.css

125 ms

js.js

257 ms

a250.gif

485 ms

vel.jpg

466 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 94% of them (17 requests) were addressed to the original Mp3stream.cz, 6% (1 request) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (485 ms) belongs to the original domain Mp3stream.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.9 kB (15%)

Content Size

71.8 kB

After Optimization

60.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mp3stream.cz main page is 71.8 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. Only 10% of websites need less resources to load. Images take 56.6 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 7.0 kB

  • Original 11.2 kB
  • After minification 10.4 kB
  • After compression 4.3 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 7.0 kB or 62% of the original size.

Image Optimization

-2%

Potential reduce by 1.0 kB

  • Original 56.6 kB
  • After minification 55.6 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. MP3 Stream images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 32 B

  • Original 156 B
  • After minification 149 B
  • After compression 124 B

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 32 B or 21% of the original size.

CSS Optimization

-78%

Potential reduce by 2.9 kB

  • Original 3.7 kB
  • After minification 2.4 kB
  • After compression 817 B

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. Mp3stream.cz needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 78% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MP3 Stream. According to our analytics all requests are already optimized.

Network Requests Diagram

mp3stream.cz

mp3stream.cz

389 ms

default.css

default.css

125 ms

js.js

js.js

257 ms

a250.gif

a250.gif

485 ms

vel.jpg

vel.jpg

466 ms

img01.gif

img01.gif

188 ms

img05.gif

img05.gif

238 ms

img03.gif

img03.gif

241 ms

img04.gif

img04.gif

241 ms

15.jpg

15.jpg

464 ms

14.jpg

14.jpg

465 ms

9.jpg

9.jpg

466 ms

img06.gif

img06.gif

220 ms

dot.asp

dot.asp

222 ms

vel.jpg

vel.jpg

245 ms

15.jpg

15.jpg

157 ms

14.jpg

14.jpg

123 ms

9.jpg

9.jpg

123 ms

Accessibility Review

mp3stream.cz accessibility score

48

Accessibility Issues

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

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

mp3stream.cz best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

mp3stream.cz SEO score

67

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mp3stream.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Mp3stream.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

mp3stream.cz

Open Graph description is not detected on the main page of MP3 Stream. 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: