Tools & Wizards About Us
levne-obchody.cz screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

levne-obchody.cz

Obchodní rejstřík firem - adresář, seznam, katalog ( firem, obchodů a zboží ) - firmy, obchody | www.ObchodniRejstrikFirem.cz

Page Load Speed

4.7 sec in total

First Response

489 ms

Resources Loaded

3.9 sec

Page Rendered

252 ms

levne-obchody.cz screenshot

About Website

Welcome to levne-obchody.cz homepage info - get ready to check Levne Obchody best content right away, or after learning these important things about levne-obchody.cz

Obchodní rejstřík firem - adresář, seznam, katalog ( firem, obchodů a zboží ) - firmy, obchody | www.ObchodniRejstrikFirem.cz

Visit levne-obchody.cz

Key Findings

We analyzed Levne-obchody.cz page load time and found that the first response time was 489 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster. This domain responded with an error, which can significantly jeopardize Levne-obchody.cz rating and web reputation

Performance Metrics

levne-obchody.cz performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

65/100

25%

SI (Speed Index)

Value6.0 s

47/100

10%

TBT (Total Blocking Time)

Value8,520 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

Network Requests Diagram

levne-obchody.cz

489 ms

www.levne-obchody.cz

2802 ms

default.css

478 ms

browsers.js

283 ms

functions.js

492 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 88% of them (14 requests) were addressed to the original Levne-obchody.cz, 6% (1 request) were made to Google-analytics.com and 6% (1 request) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Levne-obchody.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 50.7 kB (75%)

Content Size

67.5 kB

After Optimization

16.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Levne-obchody.cz main page is 67.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 40.2 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 10.4 kB

  • Original 15.3 kB
  • After minification 15.1 kB
  • After compression 4.9 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. 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 10.4 kB or 68% of the original size.

JavaScript Optimization

-77%

Potential reduce by 30.8 kB

  • Original 40.2 kB
  • After minification 30.4 kB
  • After compression 9.4 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 30.8 kB or 77% of the original size.

CSS Optimization

-79%

Potential reduce by 9.5 kB

  • Original 12.0 kB
  • After minification 10.3 kB
  • After compression 2.5 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. Levne-obchody.cz needs all CSS files to be minified and compressed as it can save up to 9.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (33%)

Requests Now

12

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Levne Obchody. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

levne-obchody.cz

levne-obchody.cz

489 ms

www.levne-obchody.cz

www.levne-obchody.cz

2802 ms

default.css

default.css

478 ms

browsers.js

browsers.js

283 ms

functions.js

functions.js

492 ms

popupy.js

popupy.js

293 ms

google.js

google.js

604 ms

naseptavac.js

naseptavac.js

327 ms

dot.gif

dot.gif

294 ms

__utm.gif

__utm.gif

13 ms

bgrBody.gif

bgrBody.gif

135 ms

hdrLogoObchody.gif

hdrLogoObchody.gif

240 ms

bgrHzo.gif

bgrHzo.gif

131 ms

bgrHzc.gif

bgrHzc.gif

127 ms

dot.gif

dot.gif

127 ms

dot.asp

dot.asp

214 ms

Accessibility Review

levne-obchody.cz accessibility score

67

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Best Practices

levne-obchody.cz 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

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

levne-obchody.cz SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Levne-obchody.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 Levne-obchody.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

levne-obchody.cz

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