Tools & Wizards About Us

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

pion.sk

Infrapanel | Pion.sk - Infrakúrenie PION ThermoGlass | Hlavní město Praha

Page Load Speed

9.5 sec in total

First Response

386 ms

Resources Loaded

8.6 sec

Page Rendered

450 ms

About Website

Click here to check amazing Pion content for Slovakia. Otherwise, check out these important facts you probably never knew about pion.sk

Predaj a kompletný návrh vykurovania pomocou úsporných infrapanelov PION ThermoGlass. Najtenší infrapanely na trhu. Vyrábané v Českej republike pomocou unikátnej technológie a s viac ako 10 rokmi skús...

Visit pion.sk

Key Findings

We analyzed Pion.sk page load time and found that the first response time was 386 ms and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

pion.sk performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.243

51/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

pion.sk

386 ms

infraglass.eu

918 ms

embed

320 ms

lazysizes.js

122 ms

pion-hero.jpg

515 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Pion.sk, 68% (13 requests) were made to Infraglass.eu and 21% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (7.3 sec) relates to the external source Infraglass.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 659.2 kB (28%)

Content Size

2.3 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Pion.sk main page is 2.3 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. 20% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 613.2 kB

  • Original 705.2 kB
  • After minification 703.1 kB
  • After compression 92.0 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 613.2 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 44.9 kB

  • Original 1.6 MB
  • After minification 1.5 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. Pion images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.1 kB

  • Original 85.2 kB
  • After minification 85.2 kB
  • After compression 84.1 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 4 (31%)

Requests Now

13

After Optimization

9

  • AJAX
  • Images
  • JavaScript

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pion. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

pion.sk accessibility score

86

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

pion.sk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

pion.sk SEO score

82

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

    N/A

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pion.sk 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 Pion.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

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