Tools & Wizards About Us
eshopelektronika.cz screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

eshopelektronika.cz

Eshopelektronika.cz - Solární panely na střechu

Page Load Speed

5 sec in total

First Response

507 ms

Resources Loaded

3.9 sec

Page Rendered

637 ms

eshopelektronika.cz screenshot

About Website

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

Eshopelektronika.cz - Solární panely na střechu

Visit eshopelektronika.cz

Key Findings

We analyzed Eshopelektronika.cz page load time and found that the first response time was 507 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

eshopelektronika.cz performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

eshopelektronika.cz

507 ms

eshopelektronika.cz

436 ms

www.eshopelektronika.cz

1281 ms

all.min.css

51 ms

jquery.min.js

64 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 67% of them (29 requests) were addressed to the original Eshopelektronika.cz, 12% (5 requests) were made to Cdnjs.cloudflare.com and 5% (2 requests) were made to Stackpath.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Eshopelektronika.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 749.7 kB (20%)

Content Size

3.7 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Eshopelektronika.cz main page is 3.7 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. 50% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 89.5 kB

  • Original 102.0 kB
  • After minification 70.1 kB
  • After compression 12.4 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 31.9 kB, which is 31% 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 89.5 kB or 88% of the original size.

Image Optimization

-11%

Potential reduce by 327.0 kB

  • Original 2.9 MB
  • After minification 2.6 MB

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, Eshopelektronika needs image optimization as it can save up to 327.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-46%

Potential reduce by 332.9 kB

  • Original 723.9 kB
  • After minification 723.9 kB
  • After compression 391.0 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 332.9 kB or 46% of the original size.

CSS Optimization

-1%

Potential reduce by 216 B

  • Original 30.1 kB
  • After minification 30.1 kB
  • After compression 29.9 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. Eshopelektronika.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (51%)

Requests Now

37

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eshopelektronika. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

eshopelektronika.cz

eshopelektronika.cz

507 ms

eshopelektronika.cz

eshopelektronika.cz

436 ms

www.eshopelektronika.cz

www.eshopelektronika.cz

1281 ms

all.min.css

all.min.css

51 ms

jquery.min.js

jquery.min.js

64 ms

popper.min.js

popper.min.js

44 ms

bootstrap.min.js

bootstrap.min.js

45 ms

bootstrap.min.css

bootstrap.min.css

56 ms

jquery.swipebox.min.js

jquery.swipebox.min.js

107 ms

swipebox.min.css

swipebox.min.css

214 ms

bootbox.min.js

bootbox.min.js

321 ms

bootbox.locales.min.js

bootbox.locales.min.js

319 ms

typeahead.bundle.min.js

typeahead.bundle.min.js

322 ms

select2.min.css

select2.min.css

320 ms

select2.full.min.js

select2.full.min.js

327 ms

api.js

api.js

53 ms

parallax.min.js

parallax.min.js

325 ms

cookie-consent.js

cookie-consent.js

57 ms

style.css

style.css

534 ms

head.js

head.js

430 ms

js

js

93 ms

js

js

120 ms

rc.js

rc.js

620 ms

recaptcha__en.js

recaptcha__en.js

27 ms

solar-panel.png

solar-panel.png

740 ms

eshopelektronika_logo.svg

eshopelektronika_logo.svg

215 ms

logo.svg

logo.svg

218 ms

3225-O-o-solarni-panel-amerisolar-285-w-skladem.jpg

3225-O-o-solarni-panel-amerisolar-285-w-skladem.jpg

317 ms

516-O-kompletni-sestava-fotovoltaika-voda-0bpu.jpg

516-O-kompletni-sestava-fotovoltaika-voda-0bpu.jpg

220 ms

4027-O-paleta-panel-amerisolar.jpg

4027-O-paleta-panel-amerisolar.jpg

144 ms

4026-O-paleta-panel-amerisolar.jpg

4026-O-paleta-panel-amerisolar.jpg

220 ms

3667-O-data-www-eshopelektronika-cz-public-html-data-images-content-1232-3208-o-ostrovni-elektrarna-12-370-100-vertech.jpg

3667-O-data-www-eshopelektronika-cz-public-html-data-images-content-1232-3208-o-ostrovni-elektrarna-12-370-100-vertech.jpg

425 ms

10620-O-regulator-pro-fv-ohrev-vody-v-sh-2000-tuv-skladem.jpg

10620-O-regulator-pro-fv-ohrev-vody-v-sh-2000-tuv-skladem.jpg

427 ms

7661-O-fotovoltaicky-panel-jinko-380-celocerny-fullblack-mono.PNG

7661-O-fotovoltaicky-panel-jinko-380-celocerny-fullblack-mono.PNG

533 ms

7667-O-paleta-panel-jinko-380-skladem.jpg

7667-O-paleta-panel-jinko-380-skladem.jpg

322 ms

7670-O-fotovoiltaicky-panel-jetion-450w-bifacial-mono-halfcut.png

7670-O-fotovoiltaicky-panel-jetion-450w-bifacial-mono-halfcut.png

1054 ms

7673-O-paleta-panel-jetion-450-skladem.jpg

7673-O-paleta-panel-jetion-450-skladem.jpg

427 ms

8562-O-data-www-eshopelektronika-cz-public-html-data-images-content-1379-4664-o-amerisolar-450w-fve-mono-solar-panel-skladem.PNG

8562-O-data-www-eshopelektronika-cz-public-html-data-images-content-1379-4664-o-amerisolar-450w-fve-mono-solar-panel-skladem.PNG

637 ms

8564-O-paleta-panel-longi445.jpg

8564-O-paleta-panel-longi445.jpg

533 ms

fa-solid-900.woff

fa-solid-900.woff

14 ms

fa-regular-400.woff

fa-regular-400.woff

28 ms

fa-brands-400.woff

fa-brands-400.woff

27 ms

solar-system.jpg

solar-system.jpg

989 ms

Accessibility Review

eshopelektronika.cz accessibility score

74

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

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

eshopelektronika.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

eshopelektronika.cz SEO score

83

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

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

High

Tap targets are not sized appropriately

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 Eshopelektronika.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 Eshopelektronika.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

eshopelektronika.cz

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