Tools & Wizards About Us

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

pcsit.cz

Jan Wellech | PCSÍŤ.cz - Realizace a správa počítačových sítí, serverů, programování a další služby

Page Load Speed

2.1 sec in total

First Response

313 ms

Resources Loaded

1.7 sec

Page Rendered

133 ms

About Website

Visit pcsit.cz now to see the best up-to-date Pcsit content and also check out these interesting facts you probably never knew about pcsit.cz

Jan Wellech | PCSÍŤ.cz | Realizace optických, metalických i WiFi sítí, správa a konfigurace serverů, programování, e-learning, lektorská činnost a další služby...

Visit pcsit.cz

Key Findings

We analyzed Pcsit.cz page load time and found that the first response time was 313 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

pcsit.cz performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value10 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

pcsit.cz

313 ms

style.css

95 ms

jquery.fancybox.css

192 ms

jquery.min.js

468 ms

jquery.innerfade.js

188 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that all of those requests were addressed to Pcsit.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (843 ms) belongs to the original domain Pcsit.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 694.4 kB (90%)

Content Size

771.1 kB

After Optimization

76.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pcsit.cz main page is 771.1 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. 15% of websites need less resources to load. Images take 636.2 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 3.6 kB

  • Original 5.8 kB
  • After minification 5.2 kB
  • After compression 2.2 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 3.6 kB or 62% of the original size.

Image Optimization

-95%

Potential reduce by 605.3 kB

  • Original 636.2 kB
  • After minification 31.0 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, Pcsit needs image optimization as it can save up to 605.3 kB or 95% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 78.1 kB

  • Original 119.2 kB
  • After minification 114.9 kB
  • After compression 41.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 78.1 kB or 66% of the original size.

CSS Optimization

-75%

Potential reduce by 7.4 kB

  • Original 9.9 kB
  • After minification 8.1 kB
  • After compression 2.4 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. Pcsit.cz needs all CSS files to be minified and compressed as it can save up to 7.4 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (20%)

Requests Now

15

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pcsit. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

pcsit.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

pcsit.cz best practices score

58

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

pcsit.cz SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pcsit.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed English language. Our system also found out that Pcsit.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 Pcsit. 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: