Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

arbex.cz

Kovov? d?lensk? n?bytek, Kovov? n?bytek, vybaven? d?len, ?atn? sk??n?, reg?ly, rudly, sch?dky

Page Load Speed

4.9 sec in total

First Response

522 ms

Resources Loaded

4.2 sec

Page Rendered

204 ms

arbex.cz screenshot

About Website

Visit arbex.cz now to see the best up-to-date Arbex content and also check out these interesting facts you probably never knew about arbex.cz

Vybav?me V? sklad✅ d?lnu i kancel??✅. Nab?z?me kancel??sk? a kovov? n?bytek✅ rudly,✅ plo?inov? voz?ky,✅ reg?ly,✅ vybaven? ?aten.

Visit arbex.cz

Key Findings

We analyzed Arbex.cz page load time and found that the first response time was 522 ms and then it took 4.4 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

arbex.cz performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

arbex.cz

522 ms

www.arbex.cz

1039 ms

gtm.js

89 ms

styly.css

166 ms

screen.css

343 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 52% of them (54 requests) were addressed to the original Arbex.cz, 38% (40 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Arbex.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.1 kB (25%)

Content Size

399.7 kB

After Optimization

299.6 kB

In fact, the total size of Arbex.cz main page is 399.7 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. 50% of websites need less resources to load. Javascripts take 236.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 26.2 kB

  • Original 32.8 kB
  • After minification 32.1 kB
  • After compression 6.6 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 26.2 kB or 80% of the original size.

Image Optimization

-10%

Potential reduce by 10.9 kB

  • Original 105.1 kB
  • After minification 94.2 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. Arbex images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 56.1 kB

  • Original 236.1 kB
  • After minification 236.1 kB
  • After compression 180.0 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 56.1 kB or 24% of the original size.

CSS Optimization

-27%

Potential reduce by 6.9 kB

  • Original 25.7 kB
  • After minification 25.7 kB
  • After compression 18.8 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. Arbex.cz needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (33%)

Requests Now

58

After Optimization

39

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Arbex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

arbex.cz accessibility score

95

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

arbex.cz best practices score

50

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

arbex.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

    N/A

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Arbex.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Czech. Our system also found out that Arbex.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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