Access robzone.sk. Robotické vysávače Robzone - tichý robotický vysávač s UVC lampou pre každodenné upratovanie. Ľahké ...

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value24.0 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value1,440 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value1.991

0/100

15%

TTI (Time to Interactive)

Value24.6 s

0/100

10%

robzone.sk

289 ms

www.robzone.sk

562 ms

source-sans-3.css

475 ms

font-shoptet-11.css.98dac764b411554385c4.css

492 ms

main-11.less.e81c4bb93207077601b3.css

679 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Robzone.sk, 71% (95 requests) were made to Data-task.cz and 8% (10 requests) were made to Cdn.myshoptet.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Data-task.cz.

Content Size

6.6 MB

After Optimization

6.2 MB

In fact, the total size of Robzone.sk main page is 6.6 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 80.3 kB

Original 102.7 kB
After minification 98.1 kB
After compression 22.4 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 80.3 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 85.4 kB

Original 6.0 MB
After minification 5.9 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. Robzone images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 223.6 kB

Original 456.3 kB
After minification 456.3 kB
After compression 232.7 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 223.6 kB or 49% of the original size.

CSS Optimization

-4%

Potential reduce by 3.1 kB

Original 87.7 kB
After minification 87.4 kB
After compression 84.6 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. Robzone.sk has all CSS files already compressed.

Requests Now

128

After Optimization

The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Robzone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

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 IDs are not unique

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Robzone.sk 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 Robzone.sk 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

robzone.sk

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Robotické vysávače Robzone - tichý robotický vysávač s UVC lampou pre každodenné upratovanie. Ľahké je ovládanie jedným tlačidlom alebo diaľkovým ovla...

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

robzone.sk

www.robzone.sk

source-sans-3.css

font-shoptet-11.css.98dac764b411554385c4.css

main-11.less.e81c4bb93207077601b3.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

robzone.sk

www.robzone.sk

source-sans-3.css

font-shoptet-11.css.98dac764b411554385c4.css

main-11.less.e81c4bb93207077601b3.css

prices.js

3e67cf7a34.js

ld.js

bootstrap.min.css

jquery.min.js

popper.min.js

bootstrap.min.js

robzone-cz.css

cookies.css

robzone-cz-menu.css

data-ikonky.css

robzone-sk-editace.css

robzone-cz.js

data-slider.js

robzone-sk-editace.js

client-coupon-sk.css

data-ikonky-1.js

zmeny-akce.css

js

jquery-1.11.3.min.js

main-3g.js.c10e7340ef84e513efa3.js

datepicker-cs.js

data-porovnani.js

data-porovnani-1.js

data-produkty.js

data-produkty-1.js

data-produkty-obsah.js

data-produkty-obsah-1.js

data-produkty-parametry.js

data-produkty-parametry-1.js

robzone-sk-new.js

prices-slevy.js

prices-add-to-class.js

product-button-atc-sk.js

robzone-cz-footer.js

dcn.js

client-coupon-sk.js

wrdate.js