Report Summary

  • 94

    Performance

    Renders faster than
    93% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

Page Load Speed

1.3 sec in total

First Response

317 ms

Resources Loaded

778 ms

Page Rendered

239 ms

elektrarny.pro screenshot

About Website

Visit elektrarny.pro now to see the best up-to-date Elektrarny content for Czech Republic and also check out these interesting facts you probably never knew about elektrarny.pro

Seznam a mapa solárních elektráren (FVE) na území České republiky

Visit elektrarny.pro

Key Findings

We analyzed Elektrarny.pro page load time and found that the first response time was 317 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

elektrarny.pro performance score

94

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

elektrarny.pro

317 ms

styl.css

104 ms

ga.js

13 ms

fitcraft-energy.gif

340 ms

FVE_All.png

260 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 67% of them (6 requests) were addressed to the original Elektrarny.pro, 33% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (340 ms) belongs to the original domain Elektrarny.pro.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.3 kB (28%)

Content Size

66.2 kB

After Optimization

48.0 kB

In fact, the total size of Elektrarny.pro main page is 66.2 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 42.1 kB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 1.9 kB

  • Original 3.7 kB
  • After minification 3.6 kB
  • After compression 1.8 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 1.9 kB or 52% of the original size.

Image Optimization

-33%

Potential reduce by 13.9 kB

  • Original 42.1 kB
  • After minification 28.3 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, Elektrarny needs image optimization as it can save up to 13.9 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-76%

Potential reduce by 2.5 kB

  • Original 3.3 kB
  • After minification 2.4 kB
  • After compression 798 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. Elektrarny.pro needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 76% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Elektrarny. According to our analytics all requests are already optimized.

Accessibility Review

elektrarny.pro accessibility score

79

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

elektrarny.pro best practices score

83

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

SEO Factors

elektrarny.pro SEO score

92

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

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

    N/A

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Elektrarny.pro 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), while the claimed language is Czech. Our system also found out that Elektrarny.pro 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

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