Tools & Wizards About Us
zmenaplynu.cz screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

zmenaplynu.cz

Srovnání ceny plynu 2023 – Ušetřete změnou dodavatele | Ušetřeno.cz

Page Load Speed

2.6 sec in total

First Response

300 ms

Resources Loaded

2.1 sec

Page Rendered

260 ms

zmenaplynu.cz screenshot

About Website

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

Srovnejte si ceny plynu online na jednom místě. Vyplatí se změna dodavatele i vám? Ten nejlevnější plyn najdete do 2 minut. Srovnání cen plynu 2023.

Visit zmenaplynu.cz

Key Findings

We analyzed Zmenaplynu.cz page load time and found that the first response time was 300 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

zmenaplynu.cz performance score

0

Network Requests Diagram

zmenaplynu.cz

300 ms

www.zmenaplynu.cz

641 ms

layout.css

107 ms

jquery.js

404 ms

scripts.js

200 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 66% of them (25 requests) were addressed to the original Zmenaplynu.cz, 11% (4 requests) were made to Track.adform.net and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (641 ms) belongs to the original domain Zmenaplynu.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.6 kB (48%)

Content Size

244.8 kB

After Optimization

126.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zmenaplynu.cz main page is 244.8 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. 25% of websites need less resources to load. Javascripts take 121.6 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 17.9 kB

  • Original 24.8 kB
  • After minification 20.8 kB
  • After compression 6.9 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. This page needs HTML code to be minified as it can gain 4.1 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 17.9 kB or 72% of the original size.

Image Optimization

-24%

Potential reduce by 19.8 kB

  • Original 81.8 kB
  • After minification 62.0 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. Obviously, Zmena Plynu needs image optimization as it can save up to 19.8 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-56%

Potential reduce by 67.6 kB

  • Original 121.6 kB
  • After minification 121.2 kB
  • After compression 54.0 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 67.6 kB or 56% of the original size.

CSS Optimization

-80%

Potential reduce by 13.2 kB

  • Original 16.6 kB
  • After minification 14.1 kB
  • After compression 3.4 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. Zmenaplynu.cz needs all CSS files to be minified and compressed as it can save up to 13.2 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (24%)

Requests Now

34

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zmena Plynu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

zmenaplynu.cz

zmenaplynu.cz

300 ms

www.zmenaplynu.cz

www.zmenaplynu.cz

641 ms

layout.css

layout.css

107 ms

jquery.js

jquery.js

404 ms

scripts.js

scripts.js

200 ms

gtm.js

gtm.js

45 ms

zmenaplynu-logo.png

zmenaplynu-logo.png

116 ms

zmena-plynu-2016.jpg

zmena-plynu-2016.jpg

199 ms

image.png

image.png

200 ms

select.png

select.png

209 ms

calc-arrow.png

calc-arrow.png

207 ms

shadow-line.png

shadow-line.png

191 ms

ico-info.png

ico-info.png

211 ms

arrow.png

arrow.png

276 ms

ico-fire.png

ico-fire.png

276 ms

table-yes.png

table-yes.png

287 ms

table-no.png

table-no.png

288 ms

ico-dots.png

ico-dots.png

296 ms

told-us-points.png

told-us-points.png

315 ms

zakaznik2.jpg

zakaznik2.jpg

374 ms

arrow-image.png

arrow-image.png

375 ms

zakaznik1.jpg

zakaznik1.jpg

387 ms

zakaznik3.jpg

zakaznik3.jpg

389 ms

dot.png

dot.png

399 ms

ico-print.png

ico-print.png

422 ms

ico-map.png

ico-map.png

473 ms

ga.js

ga.js

9 ms

conversion_async.js

conversion_async.js

28 ms

442 ms

retargeting.js

retargeting.js

474 ms

240 ms

8450.js

8450.js

20 ms

__utm.gif

__utm.gif

29 ms

71 ms

49 ms

267 ms

151 ms

retargeting

retargeting

112 ms

SEO Factors

zmenaplynu.cz SEO score

0

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 Zmenaplynu.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 Zmenaplynu.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

zmenaplynu.cz

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