Tools & Wizards About Us
lseshop.cz screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

lseshop.cz

LS servis ELEKTRO s.r.o. | eshop

Page Load Speed

3.4 sec in total

First Response

361 ms

Resources Loaded

2.8 sec

Page Rendered

270 ms

lseshop.cz screenshot

About Website

Welcome to lseshop.cz homepage info - get ready to check LS Eshop best content for Czech Republic right away, or after learning these important things about lseshop.cz

LS servis ELEKTRO s.r.o. provozuje levn? elektro (eshop), kde levn? nakoup?te vyp?na?e a z?suvky, lustry, lampy, sv?tidla, osv?tlen?, ??rovky, led ??rovky, ?sporky, jisti?e, rozvad??e, ventil?tory, li...

Visit lseshop.cz

Key Findings

We analyzed Lseshop.cz page load time and found that the first response time was 361 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

lseshop.cz performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

95/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

lseshop.cz

361 ms

www.lseshop.cz

815 ms

style.css

224 ms

prorecords-banner.gif

824 ms

banner_lsservis.gif

242 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 92% of them (57 requests) were addressed to the original Lseshop.cz, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Prorecords.cz. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Lseshop.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.4 kB (31%)

Content Size

396.2 kB

After Optimization

274.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lseshop.cz main page is 396.2 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. 25% of websites need less resources to load. Images take 317.1 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 26.9 kB

  • Original 33.1 kB
  • After minification 32.8 kB
  • After compression 6.2 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 26.9 kB or 81% of the original size.

Image Optimization

-23%

Potential reduce by 74.2 kB

  • Original 317.1 kB
  • After minification 242.9 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, LS Eshop needs image optimization as it can save up to 74.2 kB or 23% 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 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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

-81%

Potential reduce by 20.2 kB

  • Original 25.0 kB
  • After minification 20.0 kB
  • After compression 4.7 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. Lseshop.cz needs all CSS files to be minified and compressed as it can save up to 20.2 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

59

After Optimization

59

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LS Eshop. According to our analytics all requests are already optimized.

Network Requests Diagram

lseshop.cz

lseshop.cz

361 ms

www.lseshop.cz

www.lseshop.cz

815 ms

style.css

style.css

224 ms

prorecords-banner.gif

prorecords-banner.gif

824 ms

banner_lsservis.gif

banner_lsservis.gif

242 ms

im-stav-logo.gif

im-stav-logo.gif

232 ms

mbc-logo.gif

mbc-logo.gif

350 ms

logo-vip-car.jpg

logo-vip-car.jpg

696 ms

logo-firstahand.jpg

logo-firstahand.jpg

701 ms

count.asp

count.asp

210 ms

optimised.png

optimised.png

216 ms

pozadi.jpg

pozadi.jpg

239 ms

hlavicka.jpg

hlavicka.jpg

323 ms

ls-logo-zlute-new.jpg

ls-logo-zlute-new.jpg

337 ms

ok.gif

ok.gif

330 ms

style.css

style.css

360 ms

vodorovne_menu_stred.gif

vodorovne_menu_stred.gif

439 ms

tlacitko_vyhledavani.gif

tlacitko_vyhledavani.gif

446 ms

leve_menu_nadpis.gif

leve_menu_nadpis.gif

454 ms

legrand_niloe.jpg

legrand_niloe.jpg

756 ms

banner_led_zarovky_lseshop.jpg

banner_led_zarovky_lseshop.jpg

900 ms

slevy_lseshop.gif

slevy_lseshop.gif

678 ms

doprava-banner-lseshop.gif

doprava-banner-lseshop.gif

803 ms

aktualni_slevy.jpg

aktualni_slevy.jpg

673 ms

_tn_43030.jpg

_tn_43030.jpg

678 ms

_tn_56.jpg

_tn_56.jpg

788 ms

_tn_43027.jpg

_tn_43027.jpg

795 ms

_tn_43023.jpg

_tn_43023.jpg

797 ms

_tn_41791.jpg

_tn_41791.jpg

876 ms

_tn_36589.jpg

_tn_36589.jpg

903 ms

_tn_42404.jpg

_tn_42404.jpg

912 ms

_tn_42923.jpg

_tn_42923.jpg

912 ms

_tn_40226.jpg

_tn_40226.jpg

920 ms

_tn_36562.jpg

_tn_36562.jpg

994 ms

noimage.gif

noimage.gif

1014 ms

_tn_12157.jpg

_tn_12157.jpg

1018 ms

_tn_31050.jpg

_tn_31050.jpg

1029 ms

_tn_12155.jpg

_tn_12155.jpg

1029 ms

_tn_12156.jpg

_tn_12156.jpg

1036 ms

_tn_12162.jpg

_tn_12162.jpg

1112 ms

_tn_42915.jpg

_tn_42915.jpg

1129 ms

analytics.js

analytics.js

6 ms

_tn_42916.jpg

_tn_42916.jpg

1111 ms

collect

collect

12 ms

_tn_12161.jpg

_tn_12161.jpg

1058 ms

_tn_39999.jpg

_tn_39999.jpg

1049 ms

_tn_12163.jpg

_tn_12163.jpg

947 ms

_tn_12164.jpg

_tn_12164.jpg

998 ms

_tn_12159.jpg

_tn_12159.jpg

927 ms

_tn_12173.jpg

_tn_12173.jpg

926 ms

_tn_30234.jpg

_tn_30234.jpg

932 ms

_tn_14803.jpg

_tn_14803.jpg

909 ms

_tn_14751.jpg

_tn_14751.jpg

837 ms

_tn_34458.jpg

_tn_34458.jpg

910 ms

_tn_12170.jpg

_tn_12170.jpg

912 ms

_tn_34457.jpg

_tn_34457.jpg

812 ms

_tn_12245.jpg

_tn_12245.jpg

821 ms

_tn_22115.jpg

_tn_22115.jpg

713 ms

_tn_16366.jpg

_tn_16366.jpg

714 ms

_tn_12168.jpg

_tn_12168.jpg

796 ms

_tn_14519.jpg

_tn_14519.jpg

725 ms

paticka.gif

paticka.gif

696 ms

Accessibility Review

lseshop.cz accessibility score

66

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

lseshop.cz best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

lseshop.cz SEO score

67

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    CZ

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lseshop.cz 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 . Our system also found out that Lseshop.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

lseshop.cz

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