Report Summary

  • 97

    Performance

    Renders faster than
    95% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 78

    SEO

    Google-friendlier than
    40% of websites

kfi.zcu.cz

Katedra filozofie | FF ZČU v Plzni

Page Load Speed

2.5 sec in total

First Response

364 ms

Resources Loaded

1.9 sec

Page Rendered

203 ms

kfi.zcu.cz screenshot

About Website

Welcome to kfi.zcu.cz homepage info - get ready to check Kfi Zcu best content for Czech Republic right away, or after learning these important things about kfi.zcu.cz

Zajímá vás historie, filozofie a jiné humanitní disciplíny či umělá inteligence? Pojďte k nám studovat bakalářský nebo magisterský program.

Visit kfi.zcu.cz

Key Findings

We analyzed Kfi.zcu.cz page load time and found that the first response time was 364 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

kfi.zcu.cz performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

kfi.zcu.cz

364 ms

740 ms

ff-titulka.css

340 ms

kss.css

240 ms

ga.js

38 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Kfi.zcu.cz, 85% (17 requests) were made to Ff.zcu.cz and 10% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (740 ms) relates to the external source Ff.zcu.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.1 kB (21%)

Content Size

344.9 kB

After Optimization

273.7 kB

In fact, the total size of Kfi.zcu.cz main page is 344.9 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. 20% of websites need less resources to load. Images take 264.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 29.4 kB

  • Original 34.1 kB
  • After minification 18.2 kB
  • After compression 4.7 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 15.9 kB, which is 47% 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 29.4 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 17.5 kB

  • Original 264.5 kB
  • After minification 246.9 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. Kfi Zcu images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-83%

Potential reduce by 24.2 kB

  • Original 29.1 kB
  • After minification 23.1 kB
  • After compression 5.0 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. Kfi.zcu.cz needs all CSS files to be minified and compressed as it can save up to 24.2 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

17

After Optimization

17

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kfi Zcu. According to our analytics all requests are already optimized.

Accessibility Review

kfi.zcu.cz accessibility score

80

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.

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

Links do not have a discernible name

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

kfi.zcu.cz best practices score

75

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

Serves images with low resolution

SEO Factors

kfi.zcu.cz SEO score

78

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 Kfi.zcu.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 Kfi.zcu.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 Kfi Zcu. 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: