Tools & Wizards About Us
darencademy.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

darencademy.com

大人學

Page Load Speed

6.5 sec in total

First Response

429 ms

Resources Loaded

5.6 sec

Page Rendered

434 ms

darencademy.com screenshot

About Website

Visit darencademy.com now to see the best up-to-date Darencademy content for Taiwan and also check out these interesting facts you probably never knew about darencademy.com

大人學

Visit darencademy.com

Key Findings

We analyzed Darencademy.com page load time and found that the first response time was 429 ms and then it took 6 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

darencademy.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value3,270 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.149

76/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

darencademy.com

429 ms

www.darencademy.com

433 ms

www.darencademy.com

1053 ms

A.main.css,qv=202106071700.pagespeed.cf.weVG0-vco1.css

210 ms

jquery.min.js,qv=202106071700.pagespeed.jm.OVVl-rMgcg.js

419 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 39% of them (31 requests) were addressed to the original Darencademy.com, 28% (22 requests) were made to Www-image-cdn.darencademy.com and 10% (8 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Www-image-cdn.darencademy.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 119.0 kB (9%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Darencademy.com main page is 1.3 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. 70% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 47.4 kB

  • Original 60.2 kB
  • After minification 50.0 kB
  • After compression 12.9 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 10.3 kB, which is 17% 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 47.4 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 23.1 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. Darencademy images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 48.4 kB

  • Original 157.9 kB
  • After minification 157.9 kB
  • After compression 109.5 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 48.4 kB or 31% of the original size.

CSS Optimization

-0%

Potential reduce by 79 B

  • Original 26.0 kB
  • After minification 26.0 kB
  • After compression 25.9 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. Darencademy.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (20%)

Requests Now

54

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Darencademy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

darencademy.com

darencademy.com

429 ms

www.darencademy.com

www.darencademy.com

433 ms

www.darencademy.com

www.darencademy.com

1053 ms

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A.main.css,qv=202106071700.pagespeed.cf.weVG0-vco1.css

210 ms

jquery.min.js,qv=202106071700.pagespeed.jm.OVVl-rMgcg.js

jquery.min.js,qv=202106071700.pagespeed.jm.OVVl-rMgcg.js

419 ms

fitvids,_jquery.fitvids.js,qv==202106071700+magnific_pop,_jquery.magnific.popup.min.js,qv==202106071700+scrolly,_jquery.scrolly.js,qv==202106071700+smoothScroll,_jquery.smooth.scroll.js,qv==202106071700.pagespeed.jc.Fse3yim5OC.js

fitvids,_jquery.fitvids.js,qv==202106071700+magnific_pop,_jquery.magnific.popup.min.js,qv==202106071700+scrolly,_jquery.scrolly.js,qv==202106071700+smoothScroll,_jquery.smooth.scroll.js,qv==202106071700.pagespeed.jc.Fse3yim5OC.js

586 ms

loader.min.js

loader.min.js

29 ms

tw_cn.js,qv==202106071700+dropdown.js,qv==202106071700.pagespeed.jc.bXSBADrTzD.js

tw_cn.js,qv==202106071700+dropdown.js,qv==202106071700.pagespeed.jc.bXSBADrTzD.js

778 ms

js

js

56 ms

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220 ms

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204 ms

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386 ms

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392 ms

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415 ms

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471 ms

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582 ms

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585 ms

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596 ms

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606 ms

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621 ms

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672 ms

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776 ms

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779 ms

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796 ms

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808 ms

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830 ms

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873 ms

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971 ms

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973 ms

sdk.js

sdk.js

56 ms

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976 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1359 ms

sdk.js

sdk.js

27 ms

like.php

like.php

217 ms

like.php

like.php

205 ms

like.php

like.php

160 ms

39 ms

like.php

like.php

170 ms

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like.php

167 ms

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182 ms

like.php

like.php

492 ms

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1164 ms

fbevents.js

fbevents.js

17 ms

share

share

243 ms

share

share

1354 ms

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share

719 ms

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239 ms

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772 ms

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770 ms

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438 ms

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64 ms

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40 ms

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49 ms

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38 ms

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958 ms

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916 ms

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896 ms

widget.1.23.2.0.css

widget.1.23.2.0.css

281 ms

button.1.23.2.0.js

button.1.23.2.0.js

298 ms

sentry.1.23.2.0.js

sentry.1.23.2.0.js

299 ms

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25 ms

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1139 ms

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28 ms

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29 ms

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471 ms

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915 ms

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647 ms

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19 ms

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15 ms

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967 ms

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998 ms

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1650 ms

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1763 ms

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809 ms

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417 ms

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211 ms

Accessibility Review

darencademy.com accessibility score

50

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

<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

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

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

darencademy.com best practices score

83

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

Page has valid source maps

SEO Factors

darencademy.com SEO score

82

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

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

High

Tap targets are not sized appropriately

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 Darencademy.com 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 Darencademy.com 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

darencademy.com

Open Graph data is detected on the main page of Darencademy. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: