Tools & Wizards About Us
varianty.cz screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

varianty.cz

Varianty jsou vzdělávací program Člověka v tísni - Člověk v tísni

Page Load Speed

5.1 sec in total

First Response

16 ms

Resources Loaded

3.3 sec

Page Rendered

1.8 sec

varianty.cz screenshot

About Website

Click here to check amazing Varianty content for Germany. Otherwise, check out these important facts you probably never knew about varianty.cz

Naší vizí je škola otevřená všem dětem, která vede k porozumění souvislostem.

Visit varianty.cz

Key Findings

We analyzed Varianty.cz page load time and found that the first response time was 16 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

varianty.cz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value5,440 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value17.7 s

4/100

10%

Network Requests Diagram

varianty.cz

16 ms

varianty.cz

365 ms

vzdelavaci-program-varianty

924 ms

style.css

125 ms

webMenuPlugin.min.css

44 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Varianty.cz, 84% (53 requests) were made to Clovekvtisni.cz and 3% (2 requests) were made to Clarity.ms. The less responsive or slowest element that took the longest time to load (990 ms) relates to the external source Clovekvtisni.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 669.4 kB (20%)

Content Size

3.3 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Varianty.cz main page is 3.3 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 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 477.1 kB

  • Original 502.9 kB
  • After minification 163.2 kB
  • After compression 25.9 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 339.7 kB, which is 68% 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 477.1 kB or 95% of the original size.

Image Optimization

-5%

Potential reduce by 97.3 kB

  • Original 2.1 MB
  • After minification 2.0 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. Varianty images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 94.7 kB

  • Original 651.4 kB
  • After minification 651.1 kB
  • After compression 556.7 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 94.7 kB or 15% of the original size.

CSS Optimization

-0%

Potential reduce by 391 B

  • Original 88.7 kB
  • After minification 88.7 kB
  • After compression 88.3 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. Varianty.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (35%)

Requests Now

60

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Varianty. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

varianty.cz

varianty.cz

16 ms

varianty.cz

varianty.cz

365 ms

vzdelavaci-program-varianty

vzdelavaci-program-varianty

924 ms

style.css

style.css

125 ms

webMenuPlugin.min.css

webMenuPlugin.min.css

44 ms

bundle.tracing.min.js

bundle.tracing.min.js

40 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

321 ms

jquery-ui.js

jquery-ui.js

189 ms

webMenuPlugin.min.js

webMenuPlugin.min.js

255 ms

uc.js

uc.js

38 ms

api.js

api.js

50 ms

app.js

app.js

5 ms

common.js

common.js

412 ms

cookies.js

cookies.js

6 ms

widget2.5cf766ed.js

widget2.5cf766ed.js

106 ms

base64js.min.js

base64js.min.js

115 ms

text-encoder-lite.min.js

text-encoder-lite.min.js

139 ms

fadmin.iframe.js

fadmin.iframe.js

101 ms

fadmin.images.js

fadmin.images.js

159 ms

fadmin.tiles.js

fadmin.tiles.js

459 ms

widgets.js

widgets.js

287 ms

page-headings.js

page-headings.js

409 ms

lightslider.css

lightslider.css

670 ms

lightslider.js

lightslider.js

353 ms

gtm.js

gtm.js

136 ms

recaptcha__en.js

recaptcha__en.js

81 ms

hands-new.png

hands-new.png

216 ms

pin-bile-cs.svg

pin-bile-cs.svg

69 ms

cvt-s-asistenty-k-lepsi-skole-2018-15.jpg_1890x1259-cover.jpg

cvt-s-asistenty-k-lepsi-skole-2018-15.jpg_1890x1259-cover.jpg

897 ms

podcast-mimo-zorne-pole-prijimacky-2-ku-1.png_580x290-q100-cover.png

podcast-mimo-zorne-pole-prijimacky-2-ku-1.png_580x290-q100-cover.png

349 ms

00_cvt_summit_2023.jpg_454x290-cover.jpg

00_cvt_summit_2023.jpg_454x290-cover.jpg

350 ms

pribeh_jany_case_management_01.png_410x290-q100-cover.png

pribeh_jany_case_management_01.png_410x290-q100-cover.png

607 ms

petra_skalicka-scaled-1.jpg_434x290-cover.jpg

petra_skalicka-scaled-1.jpg_434x290-cover.jpg

511 ms

ls_var_2023_01.jpg_386x290-cover.jpg

ls_var_2023_01.jpg_386x290-cover.jpg

490 ms

svskola_06.jpg_435x290-cover.jpg

svskola_06.jpg_435x290-cover.jpg

491 ms

web-souvislosti3.jpg_437x290-cover.jpg

web-souvislosti3.jpg_437x290-cover.jpg

556 ms

web-souvislosti.jpg_435x290-cover.jpg

web-souvislosti.jpg_435x290-cover.jpg

826 ms

web-souvislosti5.jpg_438x290-cover.jpg

web-souvislosti5.jpg_438x290-cover.jpg

723 ms

web-souvislosti6.jpg_433x290-cover.jpg

web-souvislosti6.jpg_433x290-cover.jpg

857 ms

kontaktujte-nas.jpg

kontaktujte-nas.jpg

781 ms

stahnete-si-publikaci.jpg

stahnete-si-publikaci.jpg

990 ms

paper-plane-duotone.svg

paper-plane-duotone.svg

660 ms

tick--white.svg

tick--white.svg

761 ms

kuegu4eax2

kuegu4eax2

56 ms

ico-facebook.svg

ico-facebook.svg

617 ms

ico-x.svg

ico-x.svg

621 ms

ico-youtube.svg

ico-youtube.svg

623 ms

ico-instagram.svg

ico-instagram.svg

624 ms

ico-linkedin.svg

ico-linkedin.svg

624 ms

ico-threads.svg

ico-threads.svg

643 ms

clarity.js

clarity.js

16 ms

ajaxReloadTile

ajaxReloadTile

793 ms

ajaxReload

ajaxReload

598 ms

eu_logo_312x200.jpg

eu_logo_312x200.jpg

576 ms

logo_abakus_200x200.png

logo_abakus_200x200.png

534 ms

nadace_osf_logo_904x200.png

nadace_osf_logo_904x200.png

538 ms

koza_904x200.jpg

koza_904x200.jpg

851 ms

logo-nadacecs-1-_120x67.jpg

logo-nadacecs-1-_120x67.jpg

660 ms

logolink-op-ppr_1162x186.jpg

logolink-op-ppr_1162x186.jpg

902 ms

visegrad-fund_467x200.png

visegrad-fund_467x200.png

692 ms

cra-eng_620x200.png

cra-eng_620x200.png

734 ms

banner-568x610x2.jpg_1130x1213.jpg

banner-568x610x2.jpg_1130x1213.jpg

222 ms

jose-pablo-dominguez-_6sar3ykets-unsplash.jpg_435x290-cover.jpg

jose-pablo-dominguez-_6sar3ykets-unsplash.jpg_435x290-cover.jpg

388 ms

Accessibility Review

varianty.cz accessibility score

88

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-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

varianty.cz best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

varianty.cz SEO score

91

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 Varianty.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 Varianty.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

varianty.cz

Open Graph data is detected on the main page of Varianty. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: