Access cz.itsbetter.com. ITSBETTER Český: hledání pro výrobce, dodavatele a velkoobchody v České republice

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value170 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

cz.itsbetter.com

1748 ms

grid960.css

102 ms

tabs.css

195 ms

web_bis_styles_tamag.css

302 ms

web_bis_styles_ie7_tamag.css

201 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 96% of them (103 requests) were addressed to the original Cz.itsbetter.com, 3% (3 requests) were made to Google-analytics.com and 1% (1 request) were made to Extsrcjs.googlecode.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Cz.itsbetter.com.

Content Size

1.3 MB

After Optimization

839.1 kB

In fact, the total size of Cz.itsbetter.com main page is 1.3 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. 40% of websites need less resources to load. Images take 768.8 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 56.3 kB

Original 68.8 kB
After minification 57.1 kB
After compression 12.5 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 11.7 kB, which is 17% 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 56.3 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 35.5 kB

Original 768.8 kB
After minification 733.2 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. Cz ITSBETTER images are well optimized though.

JavaScript Optimization

-46%

Potential reduce by 32.0 kB

Original 70.1 kB
After minification 70.1 kB
After compression 38.1 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 32.0 kB or 46% of the original size.

CSS Optimization

-84%

Potential reduce by 297.6 kB

Original 352.9 kB
After minification 283.3 kB
After compression 55.3 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. Cz.itsbetter.com needs all CSS files to be minified and compressed as it can save up to 297.6 kB or 84% of the original size.

Requests Now

102

After Optimization

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cz ITSBETTER. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 28 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-*] attributes do not match their roles

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

Image elements do not have [alt] attributes

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

High

Page is blocked from indexing

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

High

Image elements do not have [alt] attributes

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

DE
Language Claimed

CS
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cz.itsbetter.com can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed Czech language. Our system also found out that Cz.itsbetter.com 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

cz.itsbetter.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

ITSBETTER Český: hledání pro výrobce, dodavatele a velkoobchody v České republice

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

cz.itsbetter.com

grid960.css

tabs.css

web_bis_styles_tamag.css

web_bis_styles_ie7_tamag.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

cz.itsbetter.com

grid960.css

tabs.css

web_bis_styles_tamag.css

web_bis_styles_ie7_tamag.css

shapka_styles_tamag.css

skin.css

base.css

frontend.css

ie-frontend.css

edit_content.css

edit_translate.css

panel.css

highslide.css

easyui.css

icon.css

screen.css

ui.all.css

jquery.min.js

jquery.easyui.min.js

jquery.json-2.3.min.js

jquery.cookie.js

sip2.js

head.js

extsrc.js

highslide-full.packed.js

carousel.js

carousel_new.js

bjqs-1.3.min.js

easySlider1.7.js

search.js

edit_translate.js

auth.js

bpform2.js

jquery.timers.js

jquery.url.js

jquery.reject.js

categoryOpen.js

ui.base.css

ui.theme.css

ui.core.css

ui.accordion.css

ui.datepicker.css