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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

studiumonline.cz

Vitejte na serveru spolecnosti PoweredBy, s.r.o.

Page Load Speed

2.8 sec in total

First Response

645 ms

Resources Loaded

2 sec

Page Rendered

220 ms

studiumonline.cz screenshot

About Website

Welcome to studiumonline.cz homepage info - get ready to check Studiumonline best content right away, or after learning these important things about studiumonline.cz

JAZYKOVÁ ŠKOLA ONLINE - individuální studium přes Skype i telefon, skupinkové jazykové kurzy, pomaturitní studium, cvičení e-mailem, e-learning

Visit studiumonline.cz

Key Findings

We analyzed Studiumonline.cz page load time and found that the first response time was 645 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

studiumonline.cz performance score

0

Network Requests Diagram

studiumonline.cz

645 ms

style.php

402 ms

menu.js

213 ms

marquee.js

217 ms

bg.jpg

214 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that all of those requests were addressed to Studiumonline.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Studiumonline.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 55.1 kB (28%)

Content Size

198.4 kB

After Optimization

143.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Studiumonline.cz main page is 198.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 138.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 33.2 kB

  • Original 39.8 kB
  • After minification 39.0 kB
  • After compression 6.6 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 33.2 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 5.8 kB

  • Original 138.3 kB
  • After minification 132.5 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. Studiumonline images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 2.0 kB

  • Original 2.9 kB
  • After minification 2.3 kB
  • After compression 887 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 2.0 kB or 70% of the original size.

CSS Optimization

-81%

Potential reduce by 14.1 kB

  • Original 17.4 kB
  • After minification 13.5 kB
  • After compression 3.3 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. Studiumonline.cz needs all CSS files to be minified and compressed as it can save up to 14.1 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (77%)

Requests Now

26

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Studiumonline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

studiumonline.cz

studiumonline.cz

645 ms

style.php

style.php

402 ms

menu.js

menu.js

213 ms

marquee.js

marquee.js

217 ms

bg.jpg

bg.jpg

214 ms

menuup.gif

menuup.gif

217 ms

icon1.gif

icon1.gif

216 ms

ipt.gif

ipt.gif

218 ms

icon2.gif

icon2.gif

219 ms

button_login.gif

button_login.gif

217 ms

header.jpg

header.jpg

631 ms

up.gif

up.gif

427 ms

search1.gif

search1.gif

427 ms

search2.gif

search2.gif

428 ms

butto.gif

butto.gif

430 ms

search3.gif

search3.gif

429 ms

nadpis.jpg

nadpis.jpg

637 ms

690.jpg

690.jpg

1197 ms

x.gif

x.gif

637 ms

mainmenu.gif

mainmenu.gif

638 ms

menu.jpg

menu.jpg

638 ms

sipka.gif

sipka.gif

837 ms

tree_open.gif

tree_open.gif

846 ms

tree_close.gif

tree_close.gif

848 ms

tree_none.gif

tree_none.gif

851 ms

footer.jpg

footer.jpg

843 ms

counter.php

counter.php

1054 ms

SEO Factors

studiumonline.cz SEO score

0

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Studiumonline.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 Studiumonline.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

studiumonline.cz

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