Tools & Wizards About Us
kasvo.cz screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

kasvo.cz

KASVO NÁBYTEK - Když chcete pohodlí

Page Load Speed

5.8 sec in total

First Response

1.1 sec

Resources Loaded

4.5 sec

Page Rendered

240 ms

kasvo.cz screenshot

About Website

Click here to check amazing KASVO content for Czech Republic. Otherwise, check out these important facts you probably never knew about kasvo.cz

Tisíce produktů skladem + 14 kamenných prodejen. Tradice od roku 1991. Vybírejte online na Kasvo.cz!

Visit kasvo.cz

Key Findings

We analyzed Kasvo.cz page load time and found that the first response time was 1.1 sec and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

kasvo.cz performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value17.5 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.614

10/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

kasvo.cz

1055 ms

www.kasvo.cz

475 ms

www.kasvo.cz

1597 ms

actions.js

729 ms

persoo.js

976 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 44% of them (30 requests) were addressed to the original Kasvo.cz, 12% (8 requests) were made to Use.typekit.net and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Kasvo.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 829.8 kB (59%)

Content Size

1.4 MB

After Optimization

583.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kasvo.cz main page is 1.4 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. 50% of websites need less resources to load. HTML takes 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 791.2 kB

  • Original 1.0 MB
  • After minification 978.4 kB
  • After compression 226.3 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 791.2 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 5.3 kB

  • Original 148.3 kB
  • After minification 143.0 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. KASVO images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 33.0 kB

  • Original 237.3 kB
  • After minification 237.3 kB
  • After compression 204.3 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 33.0 kB or 14% of the original size.

CSS Optimization

-3%

Potential reduce by 350 B

  • Original 10.1 kB
  • After minification 10.1 kB
  • After compression 9.7 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. Kasvo.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (64%)

Requests Now

50

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KASVO. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kasvo.cz

kasvo.cz

1055 ms

www.kasvo.cz

www.kasvo.cz

475 ms

www.kasvo.cz

www.kasvo.cz

1597 ms

actions.js

actions.js

729 ms

persoo.js

persoo.js

976 ms

persoo-ui.js

persoo-ui.js

962 ms

gtm.js

gtm.js

86 ms

loader.js

loader.js

307 ms

tagpicker.js

tagpicker.js

52 ms

sdk.js

sdk.js

25 ms

conversion.js

conversion.js

124 ms

cookies.min.js

cookies.min.js

999 ms

logo.png

logo.png

221 ms

242 ms

group.jpg

group.jpg

383 ms

parcels_new.png

parcels_new.png

384 ms

383 ms

495 ms

skladem.png

skladem.png

385 ms

494 ms

583 ms

691 ms

magazin.png

magazin.png

494 ms

spacer.png

spacer.png

587 ms

fj27g82d

fj27g82d

561 ms

sdk.js

sdk.js

7 ms

192 ms

306 ms

kasvoLoader.gif

kasvoLoader.gif

504 ms

telefon.png

telefon.png

489 ms

hodiny.png

hodiny.png

580 ms

cart.png

cart.png

585 ms

icon_doprava_white.png

icon_doprava_white.png

589 ms

landing

landing

212 ms

js

js

116 ms

analytics.js

analytics.js

234 ms

destination

destination

200 ms

pixel.js

pixel.js

608 ms

fbevents.js

fbevents.js

44 ms

rc.js

rc.js

846 ms

hotjar-2526124.js

hotjar-2526124.js

245 ms

d

d

252 ms

d

d

335 ms

d

d

383 ms

d

d

370 ms

d

d

537 ms

d

d

441 ms

d

d

305 ms

d

d

380 ms

gjs.php

gjs.php

612 ms

font-awesome.min.css

font-awesome.min.css

479 ms

jquery.fancybox.css

jquery.fancybox.css

551 ms

jquery.fancybox-thumbs.css

jquery.fancybox-thumbs.css

555 ms

slick.css

slick.css

558 ms

jquery.lazyloadxt.fadein.css

jquery.lazyloadxt.fadein.css

563 ms

jquery.lazyloadxt.spinner.css

jquery.lazyloadxt.spinner.css

582 ms

68 ms

collect

collect

10 ms

modules.305879d9d5e96288a7f4.js

modules.305879d9d5e96288a7f4.js

34 ms

workflow.js

workflow.js

502 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

97 ms

192 ms

p.gif

p.gif

26 ms

loading.gif

loading.gif

99 ms

304 ms

p.gif

p.gif

26 ms

workflow.js

workflow.js

89 ms

performance.typekit.net

performance.typekit.net

3 ms

Accessibility Review

kasvo.cz accessibility score

67

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 match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

kasvo.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

kasvo.cz SEO score

91

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Kasvo.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 Kasvo.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

kasvo.cz

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