Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

led-u.com

BOKUN TECHNOLOGY CO., LTD

Page Load Speed

8 sec in total

First Response

716 ms

Resources Loaded

6.1 sec

Page Rendered

1.1 sec

About Website

Visit led-u.com now to see the best up-to-date Led U content and also check out these interesting facts you probably never knew about led-u.com

LED linear light,LED flexible strip,LED aluminum profile,LED extrusion channel, LED Power supply. LED controller, LED NEON Light, LED Silicon NEON lIGHT. LED PVC NEON LIGHT

Visit led-u.com

Key Findings

We analyzed Led-u.com page load time and found that the first response time was 716 ms and then it took 7.2 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

led-u.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.673

8/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

led-u.com

716 ms

www.led-u.com

1390 ms

swiper-bundle.min.css

299 ms

index.css

532 ms

reset.css

544 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 54% of them (41 requests) were addressed to the original Led-u.com, 38% (29 requests) were made to Www-x-led-u-x-com.img.addlink.cn and 7% (5 requests) were made to T1.mylivechat.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Www-x-led-u-x-com.img.addlink.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 138.8 kB (7%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Led-u.com main page is 1.9 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. 40% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 51.9 kB

  • Original 58.0 kB
  • After minification 34.7 kB
  • After compression 6.0 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. This page needs HTML code to be minified as it can gain 23.2 kB, which is 40% 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 51.9 kB or 90% of the original size.

Image Optimization

-1%

Potential reduce by 12.9 kB

  • Original 1.6 MB
  • After minification 1.6 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. Led U images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 60.5 kB

  • Original 210.2 kB
  • After minification 210.2 kB
  • After compression 149.7 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 60.5 kB or 29% of the original size.

CSS Optimization

-55%

Potential reduce by 13.5 kB

  • Original 24.4 kB
  • After minification 24.1 kB
  • After compression 10.9 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. Led-u.com needs all CSS files to be minified and compressed as it can save up to 13.5 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (52%)

Requests Now

44

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Led U. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

led-u.com accessibility score

72

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

led-u.com 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

led-u.com SEO score

46

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Led-u.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Led-u.com 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 Led U. 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: