Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

petrvalla.ic.cz

IC.cz - tato stránka je nedostupná

Page Load Speed

953 ms in total

First Response

316 ms

Resources Loaded

540 ms

Page Rendered

97 ms

petrvalla.ic.cz screenshot

About Website

Click here to check amazing Petrvalla IC content for Czech Republic. Otherwise, check out these important facts you probably never knew about petrvalla.ic.cz

Visit petrvalla.ic.cz

Key Findings

We analyzed Petrvalla.ic.cz page load time and found that the first response time was 316 ms and then it took 637 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

petrvalla.ic.cz performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

petrvalla.ic.cz

316 ms

main.css

211 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Petrvalla.ic.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (316 ms) belongs to the original domain Petrvalla.ic.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 850 B (45%)

Content Size

1.9 kB

After Optimization

1.0 kB

In fact, the total size of Petrvalla.ic.cz main page is 1.9 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 1.5 kB which makes up the majority of the site volume.

HTML Optimization

-45%

Potential reduce by 681 B

  • Original 1.5 kB
  • After minification 1.5 kB
  • After compression 829 B

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 681 B or 45% of the original size.

CSS Optimization

-43%

Potential reduce by 169 B

  • Original 389 B
  • After minification 341 B
  • After compression 220 B

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. Petrvalla.ic.cz needs all CSS files to be minified and compressed as it can save up to 169 B or 43% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petrvalla IC. According to our analytics all requests are already optimized.

Accessibility Review

petrvalla.ic.cz accessibility score

93

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

petrvalla.ic.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

petrvalla.ic.cz SEO score

91

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

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Petrvalla.ic.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 Petrvalla.ic.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 Petrvalla IC. 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: