Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

nabytek-helcel.cz

www.nabytek-helcel.cz

Page Load Speed

9 sec in total

First Response

2.3 sec

Resources Loaded

6.1 sec

Page Rendered

514 ms

nabytek-helcel.cz screenshot

About Website

Click here to check amazing Nabytek Helcel content for Czech Republic. Otherwise, check out these important facts you probably never knew about nabytek-helcel.cz

Kvalitní & moderní NÁBYTEK LEVNĚ

Visit nabytek-helcel.cz

Key Findings

We analyzed Nabytek-helcel.cz page load time and found that the first response time was 2.3 sec and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

nabytek-helcel.cz performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value12.8 s

3/100

10%

TBT (Total Blocking Time)

Value11,580 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.575

12/100

15%

TTI (Time to Interactive)

Value25.2 s

0/100

10%

Network Requests Diagram

www.nabytek-helcel.cz

2336 ms

css-obecne.css

814 ms

jquery.fancybox-1.3.4.css

232 ms

css

23 ms

index.php

718 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 69% of them (81 requests) were addressed to the original Nabytek-helcel.cz, 3% (3 requests) were made to V2.zopim.com and 3% (3 requests) were made to 01.creativecdn.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Nabytek-helcel.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 514.2 kB (26%)

Content Size

2.0 MB

After Optimization

1.5 MB

In fact, the total size of Nabytek-helcel.cz main page is 2.0 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. 70% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 77.3 kB

  • Original 94.8 kB
  • After minification 94.2 kB
  • After compression 17.5 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. 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 77.3 kB or 82% of the original size.

Image Optimization

-10%

Potential reduce by 145.8 kB

  • Original 1.4 MB
  • After minification 1.3 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. Nabytek Helcel images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 171.9 kB

  • Original 266.0 kB
  • After minification 265.9 kB
  • After compression 94.1 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 171.9 kB or 65% of the original size.

CSS Optimization

-53%

Potential reduce by 119.1 kB

  • Original 225.4 kB
  • After minification 223.4 kB
  • After compression 106.3 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. Nabytek-helcel.cz needs all CSS files to be minified and compressed as it can save up to 119.1 kB or 53% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (25%)

Requests Now

110

After Optimization

82

The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nabytek Helcel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

nabytek-helcel.cz accessibility score

72

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

[role]s are not contained by their required parent element

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

nabytek-helcel.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nabytek-helcel.cz SEO score

75

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

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 Nabytek-helcel.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 Nabytek-helcel.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

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