Tools & Wizards About Us

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

ucarbonjb.com

U-Carbon & Electric Sdn Bhd - Johor Bahru (JB), Sarawak, Malaysia

Page Load Speed

9.4 sec in total

First Response

990 ms

Resources Loaded

8.3 sec

Page Rendered

125 ms

About Website

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

U-Carbon & Electric Sdn Bhd supplies vary size of carbon brush for AC and DC generator. Our main office is located in Taman Johor Jaya, Johor Bahru (JB), Johor.

Visit ucarbonjb.com

Key Findings

We analyzed Ucarbonjb.com page load time and found that the first response time was 990 ms and then it took 8.4 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

ucarbonjb.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.28

43/100

15%

TTI (Time to Interactive)

Value7.6 s

46/100

10%

Network Requests Diagram

ucarbonjb.com

990 ms

www.ucarbonjb.com

1201 ms

font-awesome.css

56 ms

style.css

837 ms

general_v1.css

1131 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 4% of them (3 requests) were addressed to the original Ucarbonjb.com, 78% (64 requests) were made to Cdn1.npcdn.net and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (4.9 sec) relates to the external source Cdn1.npcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 46.4 kB (4%)

Content Size

1.1 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ucarbonjb.com main page is 1.1 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. 40% of websites need less resources to load. Images take 792.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 27.9 kB

  • Original 37.4 kB
  • After minification 36.2 kB
  • After compression 9.4 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 27.9 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 1.3 kB

  • Original 792.9 kB
  • After minification 791.6 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. U Carbon JB images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 8.7 kB

  • Original 202.1 kB
  • After minification 202.1 kB
  • After compression 193.4 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

-15%

Potential reduce by 8.5 kB

  • Original 54.9 kB
  • After minification 52.9 kB
  • After compression 46.4 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. Ucarbonjb.com needs all CSS files to be minified and compressed as it can save up to 8.5 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (48%)

Requests Now

71

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U Carbon JB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ucarbonjb.com accessibility score

45

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

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

ucarbonjb.com best practices score

67

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

ucarbonjb.com SEO score

75

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

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

    EN

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ucarbonjb.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 Ucarbonjb.com main page’s claimed encoding is gb2312. 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 U Carbon JB. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: