Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

sportnanetu.cz

dAukce.cz - doména z aukce

Page Load Speed

3.8 sec in total

First Response

696 ms

Resources Loaded

3 sec

Page Rendered

103 ms

sportnanetu.cz screenshot

About Website

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

Visit sportnanetu.cz

Key Findings

We analyzed Sportnanetu.cz page load time and found that the first response time was 696 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

sportnanetu.cz performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

sportnanetu.cz

696 ms

sportnanetu.cz

172 ms

parking-01f019de90a16177acfc53c354cc2ac3b16b2ba443f07a044830eeba2e8768d9.css

470 ms

js

70 ms

parking-efe4114a1d27465c10ba73a5540db29ae874e1dd39d0ade6a5fb195f0c4d2c8c.js

851 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Sportnanetu.cz, 13% (1 request) were made to Googletagmanager.com and 13% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (851 ms) relates to the external source Daukce.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 370.9 kB (75%)

Content Size

495.5 kB

After Optimization

124.6 kB

In fact, the total size of Sportnanetu.cz main page is 495.5 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. Javascripts take 271.1 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 4.9 kB

  • Original 7.3 kB
  • After minification 6.1 kB
  • After compression 2.5 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 1.2 kB, which is 17% 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 4.9 kB or 66% of the original size.

JavaScript Optimization

-68%

Potential reduce by 185.1 kB

  • Original 271.1 kB
  • After minification 271.1 kB
  • After compression 86.0 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 185.1 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 181.0 kB

  • Original 217.1 kB
  • After minification 215.8 kB
  • After compression 36.1 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. Sportnanetu.cz needs all CSS files to be minified and compressed as it can save up to 181.0 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sportnanetu. According to our analytics all requests are already optimized.

Accessibility Review

sportnanetu.cz accessibility score

80

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

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.

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

Best Practices

sportnanetu.cz best practices score

67

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

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

sportnanetu.cz SEO score

92

Search Engine Optimization Advices

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

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sportnanetu.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sportnanetu.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

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