Tools & Wizards About Us
drtsai.com.tw screenshot

Report Summary

  • 0

    Performance

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

drtsai.com.tw

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Page Load Speed

8 sec in total

First Response

912 ms

Resources Loaded

6 sec

Page Rendered

1.1 sec

drtsai.com.tw screenshot

About Website

Click here to check amazing Drtsai content for Taiwan. Otherwise, check out these important facts you probably never knew about drtsai.com.tw

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Visit drtsai.com.tw

Key Findings

We analyzed Drtsai.com.tw page load time and found that the first response time was 912 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

drtsai.com.tw performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value8.4 s

19/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

Network Requests Diagram

drtsai.com.tw

912 ms

www.drtsai.com.tw

927 ms

www.anya.com.tw

937 ms

loading.css

224 ms

jquery-1.10.1.min.js

1027 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 9% of them (2 requests) were addressed to the original Drtsai.com.tw, 91% (21 requests) were made to Anya.com.tw. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Anya.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 516.6 kB (67%)

Content Size

776.6 kB

After Optimization

260.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Drtsai.com.tw main page is 776.6 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. Only 10% of websites need less resources to load. Javascripts take 348.5 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 4.3 kB

  • Original 6.1 kB
  • After minification 5.9 kB
  • After compression 1.8 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 4.3 kB or 70% of the original size.

Image Optimization

-7%

Potential reduce by 10.5 kB

  • Original 148.9 kB
  • After minification 138.4 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. Drtsai images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 249.5 kB

  • Original 348.5 kB
  • After minification 340.3 kB
  • After compression 99.1 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 249.5 kB or 72% of the original size.

CSS Optimization

-92%

Potential reduce by 252.3 kB

  • Original 273.0 kB
  • After minification 225.4 kB
  • After compression 20.7 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. Drtsai.com.tw needs all CSS files to be minified and compressed as it can save up to 252.3 kB or 92% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (45%)

Requests Now

20

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Drtsai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

drtsai.com.tw

drtsai.com.tw

912 ms

www.drtsai.com.tw

www.drtsai.com.tw

927 ms

www.anya.com.tw

www.anya.com.tw

937 ms

loading.css

loading.css

224 ms

jquery-1.10.1.min.js

jquery-1.10.1.min.js

1027 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

413 ms

reset.css

reset.css

417 ms

animate.css

animate.css

1055 ms

style.css

style.css

664 ms

hover.css

hover.css

1171 ms

web-home.css

web-home.css

618 ms

jquery-ui.min.js

jquery-ui.min.js

2294 ms

jquery.mousewheel.js

jquery.mousewheel.js

823 ms

animations.css

animations.css

1331 ms

logo.png

logo.png

229 ms

home01.jpg

home01.jpg

855 ms

group.jpg

group.jpg

212 ms

m_fb.jpg

m_fb.jpg

237 ms

m_fb_h.jpg

m_fb_h.jpg

210 ms

m_tw.jpg

m_tw.jpg

215 ms

m_tw_h.jpg

m_tw_h.jpg

444 ms

m_gg.jpg

m_gg.jpg

425 ms

m_gg_H.jpg

m_gg_H.jpg

429 ms

Accessibility Review

drtsai.com.tw accessibility score

53

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.

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

drtsai.com.tw 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

drtsai.com.tw SEO score

77

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

High

robots.txt is not valid

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

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Drtsai.com.tw can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Drtsai.com.tw 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

drtsai.com.tw

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