Tools & Wizards About Us
au.dummies.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    47% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

au.dummies.com

dummies - Learning Made Easy

Page Load Speed

2.1 sec in total

First Response

44 ms

Resources Loaded

1.6 sec

Page Rendered

428 ms

au.dummies.com screenshot

About Website

Visit au.dummies.com now to see the best up-to-date Au Dummies content for United States and also check out these interesting facts you probably never knew about au.dummies.com

dummies transforms the hard-to-understand into easy-to-use to enable learners at every level to fuel their pursuit of professional and personal advancement.

Visit au.dummies.com

Key Findings

We analyzed Au.dummies.com page load time and found that the first response time was 44 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

au.dummies.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value1,640 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

au.dummies.com

44 ms

www.dummies.com

119 ms

style.css

37 ms

jquery-1.11.0.min.js

44 ms

css

49 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Au.dummies.com, 49% (55 requests) were made to Media.wiley.com and 6% (7 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Cc.chango.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (50%)

Content Size

2.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Au.dummies.com main page is 2.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 48.8 kB

  • Original 60.7 kB
  • After minification 49.4 kB
  • After compression 11.9 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 11.3 kB, which is 19% 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 48.8 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 28.4 kB

  • Original 692.6 kB
  • After minification 664.2 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. Au Dummies images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 672.0 kB

  • Original 1.0 MB
  • After minification 998.0 kB
  • After compression 342.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 672.0 kB or 66% of the original size.

CSS Optimization

-82%

Potential reduce by 331.7 kB

  • Original 402.9 kB
  • After minification 393.1 kB
  • After compression 71.2 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. Au.dummies.com needs all CSS files to be minified and compressed as it can save up to 331.7 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (53%)

Requests Now

105

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Au Dummies. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

au.dummies.com

au.dummies.com

44 ms

www.dummies.com

www.dummies.com

119 ms

style.css

style.css

37 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

44 ms

css

css

49 ms

css

css

78 ms

155546.css

155546.css

44 ms

729347.css

729347.css

42 ms

satelliteLib-bb694eaba97aa2dfb3b3ba941bf21b74996da2f1.js

satelliteLib-bb694eaba97aa2dfb3b3ba941bf21b74996da2f1.js

79 ms

platform.js

platform.js

140 ms

prototype.js

prototype.js

15 ms

effects.js

effects.js

14 ms

resizable.js

resizable.js

16 ms

dragdrop.js

dragdrop.js

18 ms

livepipe.js

livepipe.js

15 ms

window.js

window.js

14 ms

slideshow.js

slideshow.js

17 ms

tools.js

tools.js

16 ms

quant.js

quant.js

53 ms

wiley-master.css

wiley-master.css

14 ms

154798.css

154798.css

9 ms

controltag

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78 ms

beacon.js

beacon.js

38 ms

knitting-yarn.jpg

knitting-yarn.jpg

38 ms

;navArea=DUMMIES2_HOME;pageType=HTML;tile=3;sz=300x250;ord=8841219991445541

;navArea=DUMMIES2_HOME;pageType=HTML;tile=3;sz=300x250;ord=8841219991445541

78 ms

header-gradient-bg.png

header-gradient-bg.png

19 ms

for-dummies-logo.png

for-dummies-logo.png

31 ms

tagline.png

tagline.png

19 ms

icon-search.png

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20 ms

facebook.png

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22 ms

google-plus.png

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22 ms

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twitter.png

23 ms

youtube.png

youtube.png

25 ms

email.png

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24 ms

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25 ms

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25 ms

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26 ms

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55 ms

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55 ms

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53 ms

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53 ms

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54 ms

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53 ms

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56 ms

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56 ms

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56 ms

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55 ms

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56 ms

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55 ms

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57 ms

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57 ms

arrow-black.png

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57 ms

b2b-300x250-2.jpg

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59 ms

bullet-one.png

bullet-one.png

56 ms

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59 ms

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61 ms

bullet-five.png

bullet-five.png

58 ms

dummies-man.png

dummies-man.png

58 ms

activity;src=1270268;dcnet=4155;boom=11326;sz=1x1;ord=1

activity;src=1270268;dcnet=4155;boom=11326;sz=1x1;ord=1

63 ms

cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

57 ms

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62 ms

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64 ms

icon-how-tos.png

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52 ms

icon-books.png

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51 ms

icon-apps.png

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52 ms

icon-online-courses.png

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50 ms

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50 ms

controltag.js.f8e94fa978cc2569e4b4423df4245d7e

controltag.js.f8e94fa978cc2569e4b4423df4245d7e

64 ms

lidar.js

lidar.js

7 ms

bounce

bounce

11 ms

6OSPi1Q0qPk

6OSPi1Q0qPk

75 ms

;navArea=DUMMIES2_HOME;pageType=HTML;tile=4;sz=300x250;ord=8841219991445541

;navArea=DUMMIES2_HOME;pageType=HTML;tile=4;sz=300x250;ord=8841219991445541

37 ms

ttj

ttj

18 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

96 ms

www-embed-player.js

www-embed-player.js

113 ms

pixel;r=140254493;a=p-19VPKoYmFhyts;fpan=1;fpa=P0-975733773-1458496811843;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458496811842;tzo=-180;ref=;url=http%3A%2F%2Fwww.dummies.com%2F;ogl=

pixel;r=140254493;a=p-19VPKoYmFhyts;fpan=1;fpa=P0-975733773-1458496811843;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458496811842;tzo=-180;ref=;url=http%3A%2F%2Fwww.dummies.com%2F;ogl=

52 ms

aquant.js

aquant.js

53 ms

o.js

o.js

1054 ms

s-code-contents-605e80105e387d3708cc6f049fbe54433bd5e5dc.js

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166 ms

ga.js

ga.js

82 ms

satellite-54c7e88336396300151d0700.js

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161 ms

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64 ms

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66 ms

subscribe_embed

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141 ms

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142 ms

ad_status.js

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141 ms

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123 ms

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123 ms

postmessageRelay

postmessageRelay

123 ms

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57 ms

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44 ms

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62 ms

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136 ms

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135 ms

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Accessibility Review

au.dummies.com accessibility score

90

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

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.

Best Practices

au.dummies.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

au.dummies.com 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

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Au.dummies.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Au.dummies.com main page’s claimed encoding is iso-8859-1. 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

au.dummies.com

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