Tools & Wizards About Us
cengagebrain.com screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

cengagebrain.com

Digital Learning & Online Textbooks – Cengage

Page Load Speed

3 sec in total

First Response

157 ms

Resources Loaded

2.6 sec

Page Rendered

237 ms

cengagebrain.com screenshot

About Website

Click here to check amazing Cengage Brain content for United States. Otherwise, check out these important facts you probably never knew about cengagebrain.com

Cengage leads affordable learning: digital learning platforms, college textbooks, ebooks, and an unlimited subscription to over 22,000 digital products for one price.

Visit cengagebrain.com

Key Findings

We analyzed Cengagebrain.com page load time and found that the first response time was 157 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

cengagebrain.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value14.0 s

1/100

10%

TBT (Total Blocking Time)

Value7,460 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.108

87/100

15%

TTI (Time to Interactive)

Value29.2 s

0/100

10%

Network Requests Diagram

cengagebrain.com

157 ms

www.cengagebrain.com

126 ms

www.cengage.com

6 ms

www.cengage.com

84 ms

gtm.js

129 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Cengagebrain.com, 27% (30 requests) were made to Cengage.com and 12% (13 requests) were made to Embed.widencdn.net. The less responsive or slowest element that took the longest time to load (843 ms) relates to the external source A8392411042.cdn.optimizely.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 238.5 kB (16%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cengagebrain.com main page is 1.5 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. Only a small number of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 185.4 kB

  • Original 224.3 kB
  • After minification 206.9 kB
  • After compression 38.9 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. 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 185.4 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 20.5 kB

  • Original 1.1 MB
  • After minification 1.0 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. Cengage Brain images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 32.7 kB

  • Original 240.5 kB
  • After minification 240.5 kB
  • After compression 207.9 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 32.7 kB or 14% of the original size.

CSS Optimization

-0%

Potential reduce by 11 B

  • Original 3.5 kB
  • After minification 3.5 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. Cengagebrain.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 70 (69%)

Requests Now

102

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cengage Brain. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cengagebrain.com

cengagebrain.com

157 ms

www.cengagebrain.com

www.cengagebrain.com

126 ms

www.cengage.com

www.cengage.com

6 ms

www.cengage.com

www.cengage.com

84 ms

gtm.js

gtm.js

129 ms

main.css

main.css

45 ms

font-awesome.min.css

font-awesome.min.css

29 ms

modernizr-custom.js

modernizr-custom.js

44 ms

shared.js

shared.js

43 ms

init.js

init.js

62 ms

v4.js

v4.js

110 ms

2675280-quinn-left-promo.jpg

2675280-quinn-left-promo.jpg

112 ms

website-banner-mockup-3.psd.jpg

website-banner-mockup-3.psd.jpg

125 ms

evergage.min.js

evergage.min.js

110 ms

8392411042.js

8392411042.js

167 ms

alertBar.css

alertBar.css

56 ms

catalogSearchToolbar.css

catalogSearchToolbar.css

108 ms

banner.css

banner.css

121 ms

htmlBlock.css

htmlBlock.css

120 ms

horizontalRule.css

horizontalRule.css

121 ms

promos-inset.css

promos-inset.css

119 ms

heading-inset.css

heading-inset.css

119 ms

globHeader.js

globHeader.js

120 ms

footer.js

footer.js

162 ms

main.js

main.js

374 ms

analytics.js

analytics.js

372 ms

5.1.0

5.1.0

161 ms

2675280-quinn-left-promo.jpg

2675280-quinn-left-promo.jpg

12 ms

2675280-quinn-left-promo.jpg

2675280-quinn-left-promo.jpg

40 ms

2675280-student-icon.png

2675280-student-icon.png

210 ms

website-banner-mockup-3.psd.jpg

website-banner-mockup-3.psd.jpg

107 ms

2675280-student-icon.png

2675280-student-icon.png

122 ms

2675280-instructor-icon.png

2675280-instructor-icon.png

388 ms

2675280-adminstrator-icon.png

2675280-adminstrator-icon.png

309 ms

2675280-quinn-left-promo.jpg

2675280-quinn-left-promo.jpg

308 ms

logo-cengage.svg

logo-cengage.svg

125 ms

js

js

508 ms

scevent.min.js

scevent.min.js

665 ms

bat.js

bat.js

842 ms

fbevents.js

fbevents.js

571 ms

events.js

events.js

571 ms

a8392411042.html

a8392411042.html

843 ms

OpenSans-Regular.woff

OpenSans-Regular.woff

361 ms

OpenSans-Light.woff

OpenSans-Light.woff

361 ms

OpenSans-SemiBold.woff

OpenSans-SemiBold.woff

360 ms

OpenSans-Bold.woff

OpenSans-Bold.woff

425 ms

js

js

427 ms

otSDKStub.js

otSDKStub.js

799 ms

analytics.js

analytics.js

669 ms

destination

destination

543 ms

destination

destination

629 ms

uwt.js

uwt.js

820 ms

970cb42d-5206-41b3-9ae4-f5a39e06e0b8.js

970cb42d-5206-41b3-9ae4-f5a39e06e0b8.js

776 ms

destination

destination

663 ms

destination

destination

659 ms

insight.min.js

insight.min.js

761 ms

spx

spx

810 ms

elqCfg.min.js

elqCfg.min.js

825 ms

0407b7fa47067ef0.min.js

0407b7fa47067ef0.min.js

766 ms

2675280-instructor-icon.png

2675280-instructor-icon.png

229 ms

2675280-student-icon.png

2675280-student-icon.png

342 ms

2675280-instructor-icon.png

2675280-instructor-icon.png

343 ms

2675280-adminstrator-icon.png

2675280-adminstrator-icon.png

344 ms

promos-inset.css

promos-inset.css

343 ms

1734239053467496

1734239053467496

286 ms

main.MTIyYzc3NzllMQ.js

main.MTIyYzc3NzllMQ.js

346 ms

events.js

events.js

514 ms

2675280-adminstrator-icon.png

2675280-adminstrator-icon.png

291 ms

activityi;src=10145194;type=brows0;cat=cenga00;ord=8527538023424;npa=0;auiddc=776578850.1714880884;u1=undefined;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

activityi;src=10145194;type=brows0;cat=cenga00;ord=8527538023424;npa=0;auiddc=776578850.1714880884;u1=undefined;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

365 ms

heading-inset.css

heading-inset.css

237 ms

activityi;src=10154447;type=brand001;cat=cenga0;ord=5931430836907;npa=0;auiddc=776578850.1714880884;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

activityi;src=10154447;type=brand001;cat=cenga0;ord=5931430836907;npa=0;auiddc=776578850.1714880884;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

284 ms

188 ms

linkid.js

linkid.js

121 ms

173 ms

c8ff7feb-5a3d-4687-96ed-57769a480d29.json

c8ff7feb-5a3d-4687-96ed-57769a480d29.json

58 ms

sync

sync

94 ms

adsct

adsct

141 ms

adsct

adsct

185 ms

svrGP

svrGP

487 ms

svrGP

svrGP

484 ms

collect

collect

41 ms

horizontalRule.css

horizontalRule.css

46 ms

sa.css

sa.css

22 ms

saq_pxl

saq_pxl

38 ms

location

location

75 ms

collect

collect

78 ms

htmlBlock.css

htmlBlock.css

44 ms

75 ms

ip.json

ip.json

93 ms

sync

sync

76 ms

tap.php

tap.php

75 ms

79 ms

pixel.js

pixel.js

163 ms

src=10145194;type=brows0;cat=cenga00;ord=8527538023424;npa=0;auiddc=*;u1=undefined;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

src=10145194;type=brows0;cat=cenga00;ord=8527538023424;npa=0;auiddc=*;u1=undefined;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

159 ms

banner.css

banner.css

42 ms

otBannerSdk.js

otBannerSdk.js

38 ms

src=10154447;type=brand001;cat=cenga0;ord=5931430836907;npa=0;auiddc=*;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

src=10154447;type=brand001;cat=cenga0;ord=5931430836907;npa=0;auiddc=*;pscdl=noapi;gtm=45fe4510z876867751za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Fwww.cengage.com%2F

151 ms

log

log

75 ms

en.json

en.json

50 ms

catalogSearchToolbar.css

catalogSearchToolbar.css

98 ms

bounce

bounce

9 ms

bounce

bounce

70 ms

otFlat.json

otFlat.json

36 ms

otPcTab.json

otPcTab.json

48 ms

otCommonStyles.css

otCommonStyles.css

37 ms

logo-cengage.svg

logo-cengage.svg

35 ms

src=11887001;type=invmedia;cat=cenga000;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;tfua=;npa=;gdpr=;gdpr_consent=;ord='%20+%20a%20+%20'

src=11887001;type=invmedia;cat=cenga000;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;tfua=;npa=;gdpr=;gdpr_consent=;ord='%20+%20a%20+%20'

129 ms

src=11887001;type=invmedia;cat=cenga0;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;tfua=;npa=;gdpr=;gdpr_consent=;ord='%20+%20a%20+%20'

src=11887001;type=invmedia;cat=cenga0;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;tfua=;npa=;gdpr=;gdpr_consent=;ord='%20+%20a%20+%20'

128 ms

displayAd.js

displayAd.js

180 ms

li_sync

li_sync

110 ms

cengage-horizontal-digital-rgb-cropped.png

cengage-horizontal-digital-rgb-cropped.png

33 ms

rum

rum

29 ms

Accessibility Review

cengagebrain.com accessibility score

91

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

cengagebrain.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

cengagebrain.com SEO score

83

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cengagebrain.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 Cengagebrain.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

cengagebrain.com

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