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cob-led.com screenshot

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

cob-led.com

LED COB,COB LEDs, ceramic COB LED, LED arrays, COB LED light,cob led lamp,LED COB lighting

Page Load Speed

998 ms in total

First Response

230 ms

Resources Loaded

647 ms

Page Rendered

121 ms

cob-led.com screenshot

About Website

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

Lightspot manufactures COB LED light engine (*chips on board LED) in China. With special package technology, Lightspot make ceramic COB LEDs to be more reliable and brighter, equipped with Modern mach...

Visit cob-led.com

Key Findings

We analyzed Cob-led.com page load time and found that the first response time was 230 ms and then it took 768 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

cob-led.com performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

cob-led.com

230 ms

web.css

63 ms

logo.jpg

175 ms

Catalogue-download-Ceramic-cob-led.jpg

177 ms

aboutuss.jpg

176 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Cob-led.com and no external sources were called. The less responsive or slowest element that took the longest time to load (355 ms) belongs to the original domain Cob-led.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.6 kB (4%)

Content Size

445.5 kB

After Optimization

426.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Cob-led.com main page is 445.5 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. 25% of websites need less resources to load. Images take 430.6 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 8.3 kB

  • Original 10.7 kB
  • After minification 10.4 kB
  • After compression 2.4 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 8.3 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 8.6 kB

  • Original 430.6 kB
  • After minification 422.1 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. COB LED images are well optimized though.

CSS Optimization

-42%

Potential reduce by 1.7 kB

  • Original 4.1 kB
  • After minification 4.1 kB
  • After compression 2.4 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. Cob-led.com needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 42% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

  • Images
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COB LED. According to our analytics all requests are already optimized.

Network Requests Diagram

cob-led.com

cob-led.com

230 ms

web.css

web.css

63 ms

logo.jpg

logo.jpg

175 ms

Catalogue-download-Ceramic-cob-led.jpg

Catalogue-download-Ceramic-cob-led.jpg

177 ms

aboutuss.jpg

aboutuss.jpg

176 ms

arrow-s.jpg

arrow-s.jpg

120 ms

newsevents.jpg

newsevents.jpg

180 ms

triangle-s.jpg

triangle-s.jpg

122 ms

the-lastest-product-home.jpg

the-lastest-product-home.jpg

180 ms

arrow.jpg

arrow.jpg

183 ms

the-lastest-product-home2.jpg

the-lastest-product-home2.jpg

237 ms

LED-COB-standard-CRI-Series.jpg

LED-COB-standard-CRI-Series.jpg

293 ms

LED-COB-high-CRI-Series.jpg

LED-COB-high-CRI-Series.jpg

238 ms

Ceramic-COB-LED-Lighting-Series.jpg

Ceramic-COB-LED-Lighting-Series.jpg

241 ms

Verified-Supplier.jpg

Verified-Supplier.jpg

241 ms

banner-1.jpg

banner-1.jpg

355 ms

triangle.jpg

triangle.jpg

235 ms

the-lastest-product.jpg

the-lastest-product.jpg

238 ms

Accessibility Review

cob-led.com accessibility score

57

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

cob-led.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

cob-led.com SEO score

62

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

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 Cob-led.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 Cob-led.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

cob-led.com

Open Graph description is not detected on the main page of COB 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: