Tools & Wizards About Us
cortex.cz screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

cortex.cz

Cortex, a.s. – CDP & CRM CareCloud, Call centrum a direct marketing

Page Load Speed

7.9 sec in total

First Response

480 ms

Resources Loaded

6.3 sec

Page Rendered

1.1 sec

cortex.cz screenshot

About Website

Welcome to cortex.cz homepage info - get ready to check Cortex best content for Slovakia right away, or after learning these important things about cortex.cz

Visit cortex.cz

Key Findings

We analyzed Cortex.cz page load time and found that the first response time was 480 ms and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

cortex.cz performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value15.3 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value940 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

cortex.cz

480 ms

www.cortex.cz

1734 ms

style.min.css

225 ms

all.min.css

329 ms

foundation-icons.css

42 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 71% of them (55 requests) were addressed to the original Cortex.cz, 9% (7 requests) were made to Unpkg.com and 4% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Cortex.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 199.5 kB (6%)

Content Size

3.1 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cortex.cz main page is 3.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 156.3 kB

  • Original 186.9 kB
  • After minification 169.0 kB
  • After compression 30.5 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. 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 156.3 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 37.8 kB

  • Original 2.0 MB
  • After minification 1.9 MB

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. Cortex images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.0 kB

  • Original 663.7 kB
  • After minification 663.7 kB
  • After compression 661.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 3.4 kB

  • Original 248.3 kB
  • After minification 248.1 kB
  • After compression 244.9 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. Cortex.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 39 (62%)

Requests Now

63

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cortex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cortex.cz

cortex.cz

480 ms

www.cortex.cz

www.cortex.cz

1734 ms

style.min.css

style.min.css

225 ms

all.min.css

all.min.css

329 ms

foundation-icons.css

foundation-icons.css

42 ms

4848-layout.css

4848-layout.css

436 ms

index.css

index.css

323 ms

bundle.css

bundle.css

674 ms

swiper-bundle.min.css

swiper-bundle.min.css

53 ms

index.css

index.css

332 ms

trp-language-switcher.css

trp-language-switcher.css

335 ms

cookieblocker.min.css

cookieblocker.min.css

430 ms

v4-shims.min.css

v4-shims.min.css

442 ms

281ce3c5cfe86142ab9935e47d5776c9-layout-bundle.css

281ce3c5cfe86142ab9935e47d5776c9-layout-bundle.css

446 ms

jquery.magnificpopup.min.css

jquery.magnificpopup.min.css

445 ms

base.min.css

base.min.css

543 ms

skin-65606c56cf6cb.css

skin-65606c56cf6cb.css

552 ms

style.css

style.css

542 ms

animate.min.css

animate.min.css

549 ms

css

css

50 ms

jquery.min.js

jquery.min.js

758 ms

jquery-migrate.min.js

jquery-migrate.min.js

651 ms

swiper-bundle.min.css

swiper-bundle.min.css

16 ms

swiper-bundle.min.css

swiper-bundle.min.css

14 ms

swiper.min.css

swiper.min.css

16 ms

apps-overview.css

apps-overview.css

784 ms

apps-overview.js

apps-overview.js

819 ms

css

css

20 ms

dashicons.min.css

dashicons.min.css

782 ms

css

css

31 ms

script.js

script.js

556 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

557 ms

4848-layout.js

4848-layout.js

781 ms

api.js

api.js

36 ms

index.js

index.js

791 ms

bundle.js

bundle.js

989 ms

index.js

index.js

791 ms

jquery.imagesloaded.min.js

jquery.imagesloaded.min.js

970 ms

jquery.ba-throttle-debounce.min.js

jquery.ba-throttle-debounce.min.js

970 ms

1929c0d022148e7b2eda48c18b4af3ea-layout-bundle.js

1929c0d022148e7b2eda48c18b4af3ea-layout-bundle.js

969 ms

jquery.magnificpopup.min.js

jquery.magnificpopup.min.js

969 ms

theme.min.js

theme.min.js

989 ms

complianz.min.js

complianz.min.js

1091 ms

swiper.min.css

swiper.min.css

18 ms

CortexLogo_150px.png

CortexLogo_150px.png

393 ms

home_pozadi.jpg

home_pozadi.jpg

644 ms

CortexLogo_110px.png

CortexLogo_110px.png

393 ms

LogoCareCloud_fial.png

LogoCareCloud_fial.png

572 ms

o_nas_back.jpg

o_nas_back.jpg

571 ms

LogoCareCloud_fial_sede.png

LogoCareCloud_fial_sede.png

754 ms

applications-background-crm.png

applications-background-crm.png

765 ms

applications-background-ecs@2.png

applications-background-ecs@2.png

657 ms

applications-background-ma-2.png

applications-background-ma-2.png

975 ms

applications-background-reporting-2.png

applications-background-reporting-2.png

978 ms

applications-background-administrace-2.png

applications-background-administrace-2.png

767 ms

komunikacni-centrum.png

komunikacni-centrum.png

865 ms

smart_cards.png

smart_cards.png

1194 ms

print_device_cut.png

print_device_cut.png

1655 ms

Grid_pro_HP_white.png

Grid_pro_HP_white.png

972 ms

ReferenceHlava8.png

ReferenceHlava8.png

1081 ms

kreslo.png

kreslo.png

1507 ms

font

font

197 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

6 ms

swiper.min.js

swiper.min.js

175 ms

place

place

486 ms

pozadi_testimonials.png

pozadi_testimonials.png

920 ms

reference_homepage3.jpg

reference_homepage3.jpg

1247 ms

fa-solid-900.woff

fa-solid-900.woff

1029 ms

fa-regular-400.woff

fa-regular-400.woff

942 ms

wARDj0u

wARDj0u

4 ms

foundation-icons.woff

foundation-icons.woff

23 ms

fa-brands-400.woff

fa-brands-400.woff

1047 ms

swiper.min.js

swiper.min.js

80 ms

gtm.js

gtm.js

163 ms

recaptcha__cs.js

recaptcha__cs.js

183 ms

www.cortex.cz

www.cortex.cz

1846 ms

js

js

81 ms

Accessibility Review

cortex.cz accessibility score

89

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

cortex.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

cortex.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

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 Cortex.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 Cortex.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

cortex.cz

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