Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

programmer-club.com.tw

programmer-club.com.tw

Page Load Speed

6.3 sec in total

First Response

1.9 sec

Resources Loaded

4.2 sec

Page Rendered

194 ms

programmer-club.com.tw screenshot

About Website

Welcome to programmer-club.com.tw homepage info - get ready to check Programmer Club best content for Taiwan right away, or after learning these important things about programmer-club.com.tw

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Key Findings

We analyzed Programmer-club.com.tw page load time and found that the first response time was 1.9 sec and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

programmer-club.com.tw performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.055

98/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

programmer-club.com.tw

1890 ms

google-analytics_index.asp

417 ms

style.css

827 ms

cx.css

424 ms

LOGO-v6_20090908.gif

635 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 78% of them (62 requests) were addressed to the original Programmer-club.com.tw, 5% (4 requests) were made to Google-analytics.com and 5% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Programmer-club.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.5 kB (41%)

Content Size

330.6 kB

After Optimization

195.1 kB

In fact, the total size of Programmer-club.com.tw main page is 330.6 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. 35% of websites need less resources to load. Images take 192.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 61.8 kB

  • Original 70.8 kB
  • After minification 47.8 kB
  • After compression 9.0 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 23.0 kB, which is 32% 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 61.8 kB or 87% of the original size.

Image Optimization

-25%

Potential reduce by 47.4 kB

  • Original 192.0 kB
  • After minification 144.7 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, Programmer Club needs image optimization as it can save up to 47.4 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-21%

Potential reduce by 9.8 kB

  • Original 47.7 kB
  • After minification 47.5 kB
  • After compression 37.9 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 9.8 kB or 21% of the original size.

CSS Optimization

-82%

Potential reduce by 16.6 kB

  • Original 20.1 kB
  • After minification 16.3 kB
  • After compression 3.5 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. Programmer-club.com.tw needs all CSS files to be minified and compressed as it can save up to 16.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (33%)

Requests Now

78

After Optimization

52

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Programmer Club. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

programmer-club.com.tw accessibility score

68

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

<frame> or <iframe> elements do not have a title

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

programmer-club.com.tw best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

programmer-club.com.tw SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    BIG5

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Programmer-club.com.tw can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Programmer-club.com.tw main page’s claimed encoding is big5. 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 description is not detected on the main page of Programmer Club. 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: