Tools & Wizards About Us
webik.cora.cz screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

webik.cora.cz

CORA computer, s.r.o. - WEBDESIGN • SEO • IT OUTSOURCING

Page Load Speed

3.5 sec in total

First Response

885 ms

Resources Loaded

2.4 sec

Page Rendered

157 ms

webik.cora.cz screenshot

About Website

Click here to check amazing Webik CORA content. Otherwise, check out these important facts you probably never knew about webik.cora.cz

Firma CORA Vám může nabídnout celou škálu služeb z oblasti počítačů. Od tvorby internetových stránek, eshopů a reklamy až po IT outsourcing.

Visit webik.cora.cz

Key Findings

We analyzed Webik.cora.cz page load time and found that the first response time was 885 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

webik.cora.cz performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value15.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.7 s

0/100

25%

SI (Speed Index)

Value29.9 s

0/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.8 s

1/100

10%

Network Requests Diagram

www.cora.cz

885 ms

default.css

242 ms

editor.css

240 ms

funkce.js

243 ms

code

356 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Webik.cora.cz, 13% (3 requests) were made to Google-analytics.com and 8% (2 requests) were made to C1.navrcholu.cz. The less responsive or slowest element that took the longest time to load (885 ms) relates to the external source Cora.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 41.1 kB (52%)

Content Size

79.7 kB

After Optimization

38.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Webik.cora.cz main page is 79.7 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 50.1 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 6.1 kB

  • Original 9.3 kB
  • After minification 8.7 kB
  • After compression 3.2 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 6.1 kB or 66% of the original size.

Image Optimization

-4%

Potential reduce by 655 B

  • Original 16.0 kB
  • After minification 15.3 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. Webik CORA images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 31.4 kB

  • Original 50.1 kB
  • After minification 49.5 kB
  • After compression 18.7 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 31.4 kB or 63% of the original size.

CSS Optimization

-69%

Potential reduce by 3.0 kB

  • Original 4.3 kB
  • After minification 3.8 kB
  • After compression 1.3 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. Webik.cora.cz needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (48%)

Requests Now

23

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Webik CORA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

www.cora.cz

www.cora.cz

885 ms

default.css

default.css

242 ms

editor.css

editor.css

240 ms

funkce.js

funkce.js

243 ms

code

code

356 ms

optimised.png

optimised.png

299 ms

paula.cgi

paula.cgi

338 ms

bg_titul.gif

bg_titul.gif

124 ms

titul.jpg

titul.jpg

266 ms

logo.gif

logo.gif

266 ms

podtitul.jpg

podtitul.jpg

126 ms

li_menu.gif

li_menu.gif

264 ms

sipka_titulek.gif

sipka_titulek.gif

264 ms

kod.gif

kod.gif

366 ms

75_small.jpg

75_small.jpg

495 ms

vxhtml11.gif

vxhtml11.gif

484 ms

vxhtmlwdg.gif

vxhtmlwdg.gif

363 ms

vcss.gif

vcss.gif

613 ms

hit

hit

242 ms

trackit.cgi

trackit.cgi

213 ms

ga.js

ga.js

8 ms

__utm.gif

__utm.gif

36 ms

__utm.gif

__utm.gif

12 ms

handheld.css

handheld.css

123 ms

Accessibility Review

webik.cora.cz accessibility score

92

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

webik.cora.cz best practices score

83

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

Page has valid source maps

SEO Factors

webik.cora.cz SEO score

92

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

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 Webik.cora.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 Webik.cora.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

webik.cora.cz

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