Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

ledstar.sk

LED osvetlenie - LED p?siky - Ledstar internetov? obchod

Page Load Speed

8.8 sec in total

First Response

314 ms

Resources Loaded

8.1 sec

Page Rendered

430 ms

About Website

Welcome to ledstar.sk homepage info - get ready to check Ledstar best content for Slovakia right away, or after learning these important things about ledstar.sk

Od 2009 roku sa venujeme v?etk?m druhom LED p?sikov a p?sov. Len u n?s hotov? LED sady od 1m a? do 50m s naj?ir??m pr?slu?enstvom. V ponuke aj overen? sol?rne v?konov? svietidl? ako plnohodnotn? n?hra...

Visit ledstar.sk

Key Findings

We analyzed Ledstar.sk page load time and found that the first response time was 314 ms and then it took 8.5 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

ledstar.sk performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value640 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.042

99/100

15%

TTI (Time to Interactive)

Value19.1 s

3/100

10%

Network Requests Diagram

ledstar.sk

314 ms

ledstar.sk

1120 ms

bootstrap.css

910 ms

style.css

328 ms

ms.css

315 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 81% of them (97 requests) were addressed to the original Ledstar.sk, 3% (3 requests) were made to Cdn.jsdelivr.net and 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (5.7 sec) belongs to the original domain Ledstar.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 573.7 kB (19%)

Content Size

3.1 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ledstar.sk main page is 3.1 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. 65% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 118.0 kB

  • Original 145.4 kB
  • After minification 140.6 kB
  • After compression 27.5 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 118.0 kB or 81% of the original size.

Image Optimization

-16%

Potential reduce by 402.1 kB

  • Original 2.5 MB
  • After minification 2.1 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. Obviously, Ledstar needs image optimization as it can save up to 402.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-10%

Potential reduce by 38.8 kB

  • Original 380.7 kB
  • After minification 380.5 kB
  • After compression 341.9 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.

CSS Optimization

-35%

Potential reduce by 14.9 kB

  • Original 43.0 kB
  • After minification 30.1 kB
  • After compression 28.1 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. Ledstar.sk needs all CSS files to be minified and compressed as it can save up to 14.9 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (31%)

Requests Now

113

After Optimization

78

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ledstar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ledstar.sk accessibility score

80

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

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

ledstar.sk best practices score

58

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

SEO Factors

ledstar.sk SEO score

74

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    SK

  • Language Claimed

    SK

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ledstar.sk can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it matches the claimed language. Our system also found out that Ledstar.sk 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 data is detected on the main page of Ledstar. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: