Tools & Wizards About Us

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

jayhuang.org

Jay Huang Consulting Services, Vancouver, B.C

Page Load Speed

1.4 sec in total

First Response

254 ms

Resources Loaded

1.1 sec

Page Rendered

119 ms

About Website

Welcome to jayhuang.org homepage info - get ready to check Jay Huang best content for United States right away, or after learning these important things about jayhuang.org

I am Jay Huang, a full stack web developer and consultant based in Vancouver, B.C. Co-founder of Windows7Center.com and Windows8Center.com.

Visit jayhuang.org

Key Findings

We analyzed Jayhuang.org page load time and found that the first response time was 254 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

jayhuang.org performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

75/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

jayhuang.org

254 ms

www.jayhuang.org

307 ms

normalize.css

80 ms

main.css

158 ms

custom.css

158 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 79% of them (19 requests) were addressed to the original Jayhuang.org, 8% (2 requests) were made to Stats.g.doubleclick.net and 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (308 ms) belongs to the original domain Jayhuang.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 43.4 kB (18%)

Content Size

242.7 kB

After Optimization

199.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jayhuang.org main page is 242.7 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 160.3 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 5.0 kB

  • Original 7.7 kB
  • After minification 6.3 kB
  • After compression 2.6 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 1.4 kB, which is 18% 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 5.0 kB or 66% of the original size.

Image Optimization

-17%

Potential reduce by 26.7 kB

  • Original 160.3 kB
  • After minification 133.6 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. Obviously, Jay Huang needs image optimization as it can save up to 26.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 684 B

  • Original 57.5 kB
  • After minification 57.5 kB
  • After compression 56.8 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

-64%

Potential reduce by 11.0 kB

  • Original 17.3 kB
  • After minification 9.6 kB
  • After compression 6.3 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. Jayhuang.org needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (48%)

Requests Now

21

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jay Huang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

jayhuang.org accessibility score

71

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

Best Practices

jayhuang.org 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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

jayhuang.org SEO score

67

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

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 Jayhuang.org 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 Jayhuang.org 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 Jay Huang. 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: