Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

oswietlenie-led.biz

Oświetlenie led - żarówki led cob smd,taśmy ledowe,taśmy rgb,sterowniki,zasilacze,oprawy,lampy ledowe,naświetlacze,halogeny - CLARO RED Sp. z o.o

Page Load Speed

6.6 sec in total

First Response

1.3 sec

Resources Loaded

4.8 sec

Page Rendered

461 ms

About Website

Click here to check amazing Oswietlenie Led content for Poland. Otherwise, check out these important facts you probably never knew about oswietlenie-led.biz

Oświetlenie led - żarówki led cob smd,taśmy ledowe,taśmy rgb,sterowniki,zasilacze,oprawy,lampy ledowe,naświetlacze,halogeny - CLARO RED Sp. z o.o

Visit oswietlenie-led.biz

Key Findings

We analyzed Oswietlenie-led.biz page load time and found that the first response time was 1.3 sec and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

oswietlenie-led.biz performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.242

51/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

www.oswietlenie-led.biz

1309 ms

MTE6NDIyOjUuMjQuMjU.css

339 ms

main.9db66de91ad725e2b0f8.min.js

981 ms

pl_PL.js

446 ms

front-api-1.4.0.min.js

794 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 95% of them (18 requests) were addressed to the original Oswietlenie-led.biz, 5% (1 request) were made to Dcsaascdn.net. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Oswietlenie-led.biz.

Page Optimization Overview & Recommendations

Page size can be reduced by 287.6 kB (44%)

Content Size

652.5 kB

After Optimization

365.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oswietlenie-led.biz main page is 652.5 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. 20% of websites need less resources to load. HTML takes 246.2 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 225.3 kB

  • Original 246.2 kB
  • After minification 123.8 kB
  • After compression 20.9 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 122.4 kB, which is 50% 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 225.3 kB or 92% of the original size.

Image Optimization

-53%

Potential reduce by 62.1 kB

  • Original 117.4 kB
  • After minification 55.3 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. Obviously, Oswietlenie Led needs image optimization as it can save up to 62.1 kB or 53% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 173 B

  • Original 236.4 kB
  • After minification 236.4 kB
  • After compression 236.2 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

-0%

Potential reduce by 0 B

  • Original 52.5 kB
  • After minification 52.5 kB
  • After compression 52.5 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. Oswietlenie-led.biz has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oswietlenie Led. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

oswietlenie-led.biz accessibility score

73

Accessibility Issues

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

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

oswietlenie-led.biz 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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

oswietlenie-led.biz SEO score

85

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

Content Best Practices

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

Impact

Issue

High

Document uses plugins

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oswietlenie-led.biz can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Oswietlenie-led.biz 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 description is not detected on the main page of Oswietlenie Led. 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: