Tools & Wizards About Us
usspa.cz screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

usspa.cz

Luxusní vířivky, masážní bazény, whirlpooly | USSPA

Page Load Speed

3.8 sec in total

First Response

427 ms

Resources Loaded

2.9 sec

Page Rendered

502 ms

usspa.cz screenshot

About Website

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

USSPA – český výrobce vířivek pro domácí i komerční provozy a termálních bazénů s protiproudem. Vlastní design, individuální přístup ke klientům a garantovaná kvalita. Showroomy v Praze, v Brně, v Ost...

Visit usspa.cz

Key Findings

We analyzed Usspa.cz page load time and found that the first response time was 427 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

usspa.cz performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value10.2 s

9/100

10%

TBT (Total Blocking Time)

Value1,270 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

usspa.cz

427 ms

www.usspa.cz

637 ms

gtm.js

53 ms

main.css

210 ms

main.css

308 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 88% of them (72 requests) were addressed to the original Usspa.cz, 7% (6 requests) were made to Use.typekit.net and 4% (3 requests) were made to P.typekit.net. The less responsive or slowest element that took the longest time to load (964 ms) belongs to the original domain Usspa.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.9 kB (8%)

Content Size

2.1 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Usspa.cz main page is 2.1 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. 45% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 28.4 kB

  • Original 37.7 kB
  • After minification 36.0 kB
  • After compression 9.4 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 28.4 kB or 75% of the original size.

Image Optimization

-4%

Potential reduce by 68.0 kB

  • Original 1.9 MB
  • After minification 1.8 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. USSPA images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 61.5 kB

  • Original 172.1 kB
  • After minification 155.0 kB
  • After compression 110.6 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 61.5 kB or 36% of the original size.

CSS Optimization

-29%

Potential reduce by 9.1 kB

  • Original 31.3 kB
  • After minification 31.3 kB
  • After compression 22.2 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. Usspa.cz needs all CSS files to be minified and compressed as it can save up to 9.1 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (50%)

Requests Now

74

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of USSPA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

usspa.cz

usspa.cz

427 ms

www.usspa.cz

www.usspa.cz

637 ms

gtm.js

gtm.js

53 ms

main.css

main.css

210 ms

main.css

main.css

308 ms

jquery-ui.css

jquery-ui.css

315 ms

photoswipe.css

photoswipe.css

319 ms

jquery.1.9.1.min.js

jquery.1.9.1.min.js

443 ms

jquery-migrate-1.2.1.js

jquery-migrate-1.2.1.js

323 ms

klass.min.js

klass.min.js

329 ms

code.photoswipe-3.0.5.min.js

code.photoswipe-3.0.5.min.js

515 ms

jquery.liveValidation.js

jquery.liveValidation.js

433 ms

jquery.ajaxmanager.js

jquery.ajaxmanager.js

454 ms

jquery.partialUpdate.js

jquery.partialUpdate.js

562 ms

hammer.min.js

hammer.min.js

452 ms

jquery-ui-1.10.3.custom.min.js

jquery-ui-1.10.3.custom.min.js

538 ms

jquery-ui.js

jquery-ui.js

546 ms

jquery.cycle.js

jquery.cycle.js

554 ms

jquery.tinycarousel.js

jquery.tinycarousel.js

554 ms

jquery.social-share.js

jquery.social-share.js

675 ms

swfobject.js

swfobject.js

675 ms

jquery.cookie.js

jquery.cookie.js

675 ms

jquery.cookies-policy.js

jquery.cookies-policy.js

675 ms

main.js

main.js

676 ms

main.js

main.js

677 ms

dqo4wva.js

dqo4wva.js

73 ms

usspa-pripravte-se-na-leto.jpg

usspa-pripravte-se-na-leto.jpg

261 ms

etiketa_uvodni.jpg

etiketa_uvodni.jpg

262 ms

virivka-zapustena-do-terasy.jpg

virivka-zapustena-do-terasy.jpg

263 ms

kobminace_swim_spa_a_virivky_zapustene_do_terasy.jpg

kobminace_swim_spa_a_virivky_zapustene_do_terasy.jpg

263 ms

jak_z_deprese_uvodni.jpg

jak_z_deprese_uvodni.jpg

264 ms

stresem_proti_virozam_uvodni.jpg

stresem_proti_virozam_uvodni.jpg

265 ms

usspa-virivka-terasa-vyhledy.jpg

usspa-virivka-terasa-vyhledy.jpg

266 ms

hp-virivky.jpg

hp-virivky.jpg

295 ms

hp-bazeny.jpg

hp-bazeny.jpg

396 ms

hp-komercni.jpg

hp-komercni.jpg

322 ms

logo-edee.png

logo-edee.png

322 ms

logo-fg.png

logo-fg.png

323 ms

logo-footer-solitaire.png

logo-footer-solitaire.png

361 ms

logo-abas.png

logo-abas.png

386 ms

logo-iso9001.png

logo-iso9001.png

398 ms

logo-iso14001.png

logo-iso14001.png

409 ms

logo-ce.png

logo-ce.png

412 ms

logo-ll-c.png

logo-ll-c.png

463 ms

logo-superbrands.png

logo-superbrands.png

488 ms

logo-czechmade.png

logo-czechmade.png

500 ms

logo-acpd.png

logo-acpd.png

499 ms

catalogFormHp

catalogFormHp

631 ms

callMeBackForm

callMeBackForm

575 ms

mail.png

mail.png

638 ms

phone.png

phone.png

639 ms

logo-big.png

logo-big.png

641 ms

flags.png

flags.png

641 ms

privatni-virivka-do-interieru.jpg

privatni-virivka-do-interieru.jpg

955 ms

swim-spa-usspa.jpg

swim-spa-usspa.jpg

964 ms

komerni-virivky-hotely.jpg

komerni-virivky-hotely.jpg

960 ms

usspa-volne-pozice-nabidka-prace.jpg

usspa-volne-pozice-nabidka-prace.jpg

795 ms

usspa-ostrava-virivky-bazeny-rodina.jpg

usspa-ostrava-virivky-bazeny-rodina.jpg

800 ms

swim_spa_oceneni_kryt_good_design_usspa.jpg

swim_spa_oceneni_kryt_good_design_usspa.jpg

811 ms

usspa-oceneni-red-dot-good-design-spa-lyra.jpg

usspa-oceneni-red-dot-good-design-spa-lyra.jpg

898 ms

bgr-vyjimecnost.jpg

bgr-vyjimecnost.jpg

902 ms

icomoon.ttf

icomoon.ttf

909 ms

bgr-katalogy.jpg

bgr-katalogy.jpg

816 ms

bgr-showroom.jpg

bgr-showroom.jpg

820 ms

usspa-web-servis.jpg

usspa-web-servis.jpg

925 ms

logo-footer.png

logo-footer.png

846 ms

ico-social.png

ico-social.png

850 ms

arrow-left-gray.png

arrow-left-gray.png

864 ms

d

d

30 ms

d

d

71 ms

d

d

28 ms

d

d

74 ms

d

d

8 ms

arrow-right-gray.png

arrow-right-gray.png

915 ms

arrow-right-black.png

arrow-right-black.png

888 ms

p.gif

p.gif

28 ms

ico-phone.png

ico-phone.png

613 ms

ajax-loader.gif

ajax-loader.gif

622 ms

p.gif

p.gif

56 ms

arrow-top-bottom.png

arrow-top-bottom.png

582 ms

bgr-link-external.png

bgr-link-external.png

636 ms

p.gif

p.gif

3 ms

Accessibility Review

usspa.cz accessibility score

78

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

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

usspa.cz best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

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

usspa.cz SEO score

100

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

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 Usspa.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 Usspa.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

usspa.cz

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