Tools & Wizards About Us
xanadu.cz screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

xanadu.cz

Xanadu a.s. | Firemní IT. Bezstarostně.

Page Load Speed

7.1 sec in total

First Response

507 ms

Resources Loaded

4.2 sec

Page Rendered

2.4 sec

xanadu.cz screenshot

About Website

Visit xanadu.cz now to see the best up-to-date Xanadu content for Czech Republic and also check out these interesting facts you probably never knew about xanadu.cz

Poskytujeme profesionální služby na špičkové úrovni a outsourcing pro bezproblémový chod IT. Žádné neočekávané náklady a spolehlivá podpora vaší infrastruktury.

Visit xanadu.cz

Key Findings

We analyzed Xanadu.cz page load time and found that the first response time was 507 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

xanadu.cz performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

xanadu.cz

507 ms

www.xanadu.cz

666 ms

script.js

138 ms

swiper-bundle.min.css

42 ms

slick.css

35 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 83% of them (73 requests) were addressed to the original Xanadu.cz, 7% (6 requests) were made to Cdn.jsdelivr.net and 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (828 ms) belongs to the original domain Xanadu.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 189.3 kB (21%)

Content Size

920.7 kB

After Optimization

731.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Xanadu.cz main page is 920.7 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. 55% of websites need less resources to load. Images take 577.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 175.4 kB

  • Original 200.0 kB
  • After minification 184.6 kB
  • After compression 24.6 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 175.4 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 10.6 kB

  • Original 577.8 kB
  • After minification 567.2 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. Xanadu images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.0 kB

  • Original 131.7 kB
  • After minification 131.7 kB
  • After compression 130.7 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

-20%

Potential reduce by 2.3 kB

  • Original 11.2 kB
  • After minification 11.2 kB
  • After compression 8.9 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. Xanadu.cz needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (31%)

Requests Now

83

After Optimization

57

  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xanadu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

xanadu.cz

xanadu.cz

507 ms

www.xanadu.cz

www.xanadu.cz

666 ms

script.js

script.js

138 ms

swiper-bundle.min.css

swiper-bundle.min.css

42 ms

slick.css

slick.css

35 ms

style.css

style.css

121 ms

bootstrap.min.css

bootstrap.min.css

43 ms

xanadu.css

xanadu.css

239 ms

jquery.lazyloadxt.fadein.css

jquery.lazyloadxt.fadein.css

298 ms

a3_lazy_load.min.css

a3_lazy_load.min.css

291 ms

jquery.min.js

jquery.min.js

395 ms

jquery-migrate.min.js

jquery-migrate.min.js

305 ms

swiper-bundle.min.js

swiper-bundle.min.js

44 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

35 ms

jquery.countup.js

jquery.countup.js

302 ms

slick.min.js

slick.min.js

34 ms

page-scroll-to-id.min.js

page-scroll-to-id.min.js

390 ms

bootstrap.min.js

bootstrap.min.js

35 ms

scrollreveal.min.js

scrollreveal.min.js

48 ms

jquery.cookie.js

jquery.cookie.js

539 ms

custom.js

custom.js

540 ms

jquery.lazyloadxt.extra.min.js

jquery.lazyloadxt.extra.min.js

540 ms

jquery.lazyloadxt.srcset.min.js

jquery.lazyloadxt.srcset.min.js

540 ms

jquery.lazyloadxt.extend.js

jquery.lazyloadxt.extend.js

541 ms

gtm.js

gtm.js

73 ms

js

js

56 ms

rc.js

rc.js

700 ms

destination

destination

129 ms

Xanadu_zakladni_logo_claim.svg

Xanadu_zakladni_logo_claim.svg

170 ms

nastuh-abootalebi-eHD8Y1Znfpk-unsplash-3-800x572.jpg

nastuh-abootalebi-eHD8Y1Znfpk-unsplash-3-800x572.jpg

321 ms

xanadu-firemni-it-2-800x607.jpg

xanadu-firemni-it-2-800x607.jpg

333 ms

dodavky-hardware-800x534.jpg

dodavky-hardware-800x534.jpg

333 ms

unicredit-business-solutions-logo-min.jpg-300x170.webp

unicredit-business-solutions-logo-min.jpg-300x170.webp

169 ms

db-shenker-logo-min.jpg-300x170.webp

db-shenker-logo-min.jpg-300x170.webp

171 ms

reifeissen-min-300x170.jpg

reifeissen-min-300x170.jpg

239 ms

forbes-v2-min.jpg-300x170.webp

forbes-v2-min.jpg-300x170.webp

239 ms

blazek-logo-min.jpg-300x170.webp

blazek-logo-min.jpg-300x170.webp

258 ms

cesky-rozhlas-min.jpg-300x170.webp

cesky-rozhlas-min.jpg-300x170.webp

346 ms

rsd-logo-300x170.jpg

rsd-logo-300x170.jpg

346 ms

woco-small-min.jpg-300x170.webp

woco-small-min.jpg-300x170.webp

370 ms

klokocka-min-300x170.jpg

klokocka-min-300x170.jpg

421 ms

autoin-min-300x170.jpg

autoin-min-300x170.jpg

437 ms

avant-300x170.jpg

avant-300x170.jpg

439 ms

senco-logo-min.jpg-300x170.webp

senco-logo-min.jpg-300x170.webp

450 ms

hanon-systems-logo-min.jpg-300x170.webp

hanon-systems-logo-min.jpg-300x170.webp

449 ms

cemex-min-300x170.jpg

cemex-min-300x170.jpg

481 ms

natland-min-300x170.jpg

natland-min-300x170.jpg

537 ms

center-min-300x170.jpg

center-min-300x170.jpg

540 ms

nohelgarden-logo-min.jpg-300x170.webp

nohelgarden-logo-min.jpg-300x170.webp

549 ms

apogeo-min-300x170.jpg

apogeo-min-300x170.jpg

552 ms

amber-min-300x170.jpg

amber-min-300x170.jpg

552 ms

mesto-ricany.jpg-300x170.webp

mesto-ricany.jpg-300x170.webp

600 ms

mesto-prachatice.jpg-300x170.webp

mesto-prachatice.jpg-300x170.webp

627 ms

jihoceska-vedecka-knihovna.jpg-300x170.webp

jihoceska-vedecka-knihovna.jpg-300x170.webp

647 ms

ISO-9001-min-300x300.jpg

ISO-9001-min-300x300.jpg

657 ms

hp-enterprise-gold-partner-min.jpg

hp-enterprise-gold-partner-min.jpg

651 ms

hp-amplify-logo-min-300x300.jpg

hp-amplify-logo-min-300x300.jpg

658 ms

cisco-select-partner-v2-300x300.jpg

cisco-select-partner-v2-300x300.jpg

712 ms

citrix-partner-silver-solution-300x300.jpg

citrix-partner-silver-solution-300x300.jpg

630 ms

vmware-300x300.jpg

vmware-300x300.jpg

657 ms

dell-technologies-gold-partner.jpg

dell-technologies-gold-partner.jpg

657 ms

microsoft-solutions-partner-300x300.jpg

microsoft-solutions-partner-300x300.jpg

662 ms

eset-gold-partner-300x300.jpg

eset-gold-partner-300x300.jpg

661 ms

fbevents.js

fbevents.js

46 ms

L.js

L.js

531 ms

HankenGrotesk-Regular.woff2

HankenGrotesk-Regular.woff2

702 ms

HankenGrotesk-Medium.woff

HankenGrotesk-Medium.woff

677 ms

HankenGrotesk-SemiBold.woff

HankenGrotesk-SemiBold.woff

727 ms

Fujitsu-partner-300x300.jpg

Fujitsu-partner-300x300.jpg

724 ms

lexmark-connect-logo-min-300x300.jpg

lexmark-connect-logo-min-300x300.jpg

657 ms

veeam-300x300.jpg

veeam-300x300.jpg

656 ms

IBM-business-partner-300x300.jpg

IBM-business-partner-300x300.jpg

692 ms

Symantec-silver-partner-300x300.jpg

Symantec-silver-partner-300x300.jpg

625 ms

Step-gold-partner-300x300.jpg

Step-gold-partner-300x300.jpg

631 ms

sophos-logo-min-300x300.jpg

sophos-logo-min-300x300.jpg

636 ms

safeq-300x300.jpg

safeq-300x300.jpg

627 ms

xerox-300x300.jpg

xerox-300x300.jpg

629 ms

open-e-partner-300x300.jpg

open-e-partner-300x300.jpg

679 ms

lazy_placeholder.gif

lazy_placeholder.gif

639 ms

left.png

left.png

626 ms

mps_web-300x169.png

mps_web-300x169.png

721 ms

bannery_Active-Care_300x250-e1700833742141.jpg

bannery_Active-Care_300x250-e1700833742141.jpg

629 ms

HP-EliteBook-840-G10_3b-300x255.jpg

HP-EliteBook-840-G10_3b-300x255.jpg

629 ms

EB_845_AMDlogo-300x243.jpg

EB_845_AMDlogo-300x243.jpg

668 ms

servers-300x200.jpg

servers-300x200.jpg

631 ms

dario-seretin-AGgOAqqGlT4-unsplash-2-min-225x300.jpg

dario-seretin-AGgOAqqGlT4-unsplash-2-min-225x300.jpg

621 ms

certifikat_MPS_2023-800x566.jpg

certifikat_MPS_2023-800x566.jpg

634 ms

newsletter-bg-1920x612.jpg

newsletter-bg-1920x612.jpg

828 ms

Accessibility Review

xanadu.cz accessibility score

85

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-*] attributes do not have valid values

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

xanadu.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

xanadu.cz SEO score

90

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 Xanadu.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 Xanadu.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

xanadu.cz

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