Tools & Wizards About Us
ubuntu-tw.org screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

ubuntu-tw.org

Ubuntu 正體中文站

Page Load Speed

5.2 sec in total

First Response

1.4 sec

Resources Loaded

2.9 sec

Page Rendered

837 ms

ubuntu-tw.org screenshot

About Website

Visit ubuntu-tw.org now to see the best up-to-date Ubuntu Tw content for Taiwan and also check out these interesting facts you probably never knew about ubuntu-tw.org

本站提供 Ubuntu Linux 的正體中文討論區以及文件，對 Ubuntu 有興趣的網友可以多多捧場。

Visit ubuntu-tw.org

Key Findings

We analyzed Ubuntu-tw.org page load time and found that the first response time was 1.4 sec and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster. This domain responded with an error, which can significantly jeopardize Ubuntu-tw.org rating and web reputation

Performance Metrics

ubuntu-tw.org performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value6.6 s

57/100

10%

Network Requests Diagram

www.ubuntu-tw.org

1431 ms

default.css

469 ms

jquery.min.js

111 ms

xoops.js

467 ms

brand

19 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 36% of them (8 requests) were addressed to the original Ubuntu-tw.org, 27% (6 requests) were made to Google.com and 14% (3 requests) were made to Cse.google.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Ubuntu-tw.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 129.5 kB (65%)

Content Size

200.5 kB

After Optimization

71.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ubuntu-tw.org main page is 200.5 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. 30% of websites need less resources to load. Javascripts take 89.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 56.5 kB

  • Original 74.2 kB
  • After minification 70.2 kB
  • After compression 17.7 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 56.5 kB or 76% of the original size.

Image Optimization

-22%

Potential reduce by 1.1 kB

  • Original 5.1 kB
  • After minification 4.0 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, Ubuntu Tw needs image optimization as it can save up to 1.1 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 44.0 kB

  • Original 89.3 kB
  • After minification 87.3 kB
  • After compression 45.3 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 44.0 kB or 49% of the original size.

CSS Optimization

-87%

Potential reduce by 27.9 kB

  • Original 31.9 kB
  • After minification 14.6 kB
  • After compression 4.0 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. Ubuntu-tw.org needs all CSS files to be minified and compressed as it can save up to 27.9 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (41%)

Requests Now

17

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ubuntu Tw. 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 as a result speed up the page load time.

Network Requests Diagram

www.ubuntu-tw.org

www.ubuntu-tw.org

1431 ms

default.css

default.css

469 ms

jquery.min.js

jquery.min.js

111 ms

xoops.js

xoops.js

467 ms

brand

brand

19 ms

api

api

22 ms

overlay.js

overlay.js

19 ms

brand

brand

122 ms

overlay.js

overlay.js

130 ms

main.js

main.js

424 ms

css

css

25 ms

dotted.png

dotted.png

287 ms

header.png

header.png

275 ms

logo.png

logo.png

347 ms

overlay.css

overlay.css

12 ms

overlay.css

overlay.css

12 ms

default+zh_TW.I.js

default+zh_TW.I.js

8 ms

footer.png

footer.png

217 ms

ga.js

ga.js

7 ms

__utm.gif

__utm.gif

24 ms

nr-768.min.js

nr-768.min.js

232 ms

small-logo.png

small-logo.png

199 ms

Accessibility Review

ubuntu-tw.org accessibility score

80

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

ubuntu-tw.org 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ubuntu-tw.org SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ubuntu-tw.org can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed Chinese language. Our system also found out that Ubuntu-tw.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

ubuntu-tw.org

Open Graph description is not detected on the main page of Ubuntu Tw. 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: