Tools & Wizards About Us
shopelektro.cz screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

shopelektro.cz

shopelektro.cz - e-shop s elektroinstalačním materiálem

Page Load Speed

4 sec in total

First Response

392 ms

Resources Loaded

3.4 sec

Page Rendered

205 ms

shopelektro.cz screenshot

About Website

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

Široký výběr elektroinstalačního materiálu, běžný sortiment skladem, odborné poradenství a osobní odběr zdarma na všech pobočkách pro Váš snadný nákup!

Visit shopelektro.cz

Key Findings

We analyzed Shopelektro.cz page load time and found that the first response time was 392 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

shopelektro.cz performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value14.1 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,000 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

shopelektro.cz

392 ms

www.shopelektro.cz

817 ms

b8700018530eaf23262e249d90d7a781_1687337474_all.css

406 ms

font-awesome.min.css

42 ms

api.js

40 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 60% of them (35 requests) were addressed to the original Shopelektro.cz, 7% (4 requests) were made to Google.com and 5% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (817 ms) belongs to the original domain Shopelektro.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 65.9 kB (9%)

Content Size

742.1 kB

After Optimization

676.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Shopelektro.cz main page is 742.1 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. 55% of websites need less resources to load. Javascripts take 561.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 63.8 kB

  • Original 75.7 kB
  • After minification 53.8 kB
  • After compression 11.9 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 21.8 kB, which is 29% 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 63.8 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 212 B

  • Original 44.8 kB
  • After minification 44.6 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. Shop Elektro images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.4 kB

  • Original 561.1 kB
  • After minification 561.1 kB
  • After compression 559.7 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

-1%

Potential reduce by 522 B

  • Original 60.6 kB
  • After minification 60.6 kB
  • After compression 60.0 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. Shopelektro.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (51%)

Requests Now

51

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shop Elektro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

shopelektro.cz

shopelektro.cz

392 ms

www.shopelektro.cz

www.shopelektro.cz

817 ms

b8700018530eaf23262e249d90d7a781_1687337474_all.css

b8700018530eaf23262e249d90d7a781_1687337474_all.css

406 ms

font-awesome.min.css

font-awesome.min.css

42 ms

api.js

api.js

40 ms

core.js

core.js

494 ms

css

css

39 ms

jquery-migrate-1.0.0.js

jquery-migrate-1.0.0.js

16 ms

d3ecb53a9f5e3546d5a11dab51b3fa4a_1706789722.js

d3ecb53a9f5e3546d5a11dab51b3fa4a_1706789722.js

803 ms

gtm.js

gtm.js

109 ms

pixel.js

pixel.js

550 ms

recaptcha__en.js

recaptcha__en.js

32 ms

bg11.png

bg11.png

181 ms

header-logo.png

header-logo.png

182 ms

radislav-kovar.jpg

radislav-kovar.jpg

214 ms

vypinace-a-zasuvky-aS.png

vypinace-a-zasuvky-aS.png

250 ms

prumyslove-vidlice-a-zasuvky-aS.jpg

prumyslove-vidlice-a-zasuvky-aS.jpg

367 ms

svitidla-aS.jpg

svitidla-aS.jpg

366 ms

rozvadece-a-rozvodnice-aS.jpg

rozvadece-a-rozvodnice-aS.jpg

367 ms

modularni-pristroje-aS.jpg

modularni-pristroje-aS.jpg

367 ms

motorove-spoustece,-stykace,-spinace-aS.jpg

motorove-spoustece,-stykace,-spinace-aS.jpg

368 ms

frekvencni-menice,-elektricke-pohony-aS.jpg

frekvencni-menice,-elektricke-pohony-aS.jpg

421 ms

svodice-a-prepetove-ochrany-aS.jpg

svodice-a-prepetove-ochrany-aS.jpg

412 ms

ulozny-elektroinstalacni-material-aS.jpg

ulozny-elektroinstalacni-material-aS.jpg

438 ms

svorkovnice,-svorky,-mustky-aS.jpg

svorkovnice,-svorky,-mustky-aS.jpg

466 ms

kabely-aS.jpg

kabely-aS.jpg

465 ms

detekce,-ovladani-a-signalizace-aS.jpg

detekce,-ovladani-a-signalizace-aS.jpg

546 ms

servopohony-aS.jpg

servopohony-aS.jpg

547 ms

regulace-aS.jpg

regulace-aS.jpg

556 ms

elektricke-topeni-aS.jpg

elektricke-topeni-aS.jpg

623 ms

inteligentni-domacnost-a-data-aS.jpg

inteligentni-domacnost-a-data-aS.jpg

579 ms

ventilatory-aS.jpg

ventilatory-aS.jpg

624 ms

spojovaci-a-ukoncovaci-elektromaterial-aS.jpg

spojovaci-a-ukoncovaci-elektromaterial-aS.jpg

636 ms

zvonky-aS.jpg

zvonky-aS.jpg

645 ms

naradi-aS.jpg

naradi-aS.jpg

674 ms

stretch-folie,-izolepa,-cistici-hadry-aS.jpg

stretch-folie,-izolepa,-cistici-hadry-aS.jpg

692 ms

4iCs6KVjbNBYlgoKcQ7z.ttf

4iCs6KVjbNBYlgoKcQ7z.ttf

52 ms

4iCv6KVjbNBYlgoCxCvjvmyI.ttf

4iCv6KVjbNBYlgoCxCvjvmyI.ttf

70 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

38 ms

material_icons.woff

material_icons.woff

706 ms

landing

landing

31 ms

js

js

74 ms

bat.js

bat.js

71 ms

analytics.js

analytics.js

42 ms

loader.js

loader.js

186 ms

landing

landing

133 ms

collect

collect

87 ms

collect

collect

53 ms

ga-audiences

ga-audiences

131 ms

destination

destination

41 ms

21 ms

18 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

100 ms

tooltipster.bundle.min.css

tooltipster.bundle.min.css

99 ms

tooltipster-sideTip-shadow.min.css

tooltipster-sideTip-shadow.min.css

99 ms

retargeting.js

retargeting.js

701 ms

ngsuggest.min.css

ngsuggest.min.css

99 ms

float-labels.min.css

float-labels.min.css

99 ms

Accessibility Review

shopelektro.cz accessibility score

98

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.

Best Practices

shopelektro.cz best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

shopelektro.cz SEO score

87

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

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 Shopelektro.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 Shopelektro.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

shopelektro.cz

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