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harpercollins.auth0.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

harpercollins.auth0.com

Auth0: Secure access for everyone. But not just anyone.

Page Load Speed

5.5 sec in total

First Response

105 ms

Resources Loaded

1.2 sec

Page Rendered

4.2 sec

harpercollins.auth0.com screenshot

About Website

Welcome to harpercollins.auth0.com homepage info - get ready to check Harpercollins Auth0 best content for United States right away, or after learning these important things about harpercollins.auth0.com

Rapidly integrate authentication and authorization for web, mobile, and legacy applications so you can focus on your core business.

Visit harpercollins.auth0.com

Key Findings

We analyzed Harpercollins.auth0.com page load time and found that the first response time was 105 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

harpercollins.auth0.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value10,040 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.105

88/100

15%

TTI (Time to Interactive)

Value33.2 s

0/100

10%

Network Requests Diagram

harpercollins.auth0.com

105 ms

harpercollins.auth0.com

128 ms

auth0.com

117 ms

core.min.css

61 ms

slick.min.css

73 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Harpercollins.auth0.com, 65% (50 requests) were made to Cdn.auth0.com and 29% (22 requests) were made to Auth0.com. The less responsive or slowest element that took the longest time to load (412 ms) relates to the external source Auth0.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 222.0 kB (16%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • CSS

In fact, the total size of Harpercollins.auth0.com main page is 1.4 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 222.0 kB

  • Original 263.1 kB
  • After minification 262.6 kB
  • After compression 41.1 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 222.0 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.2 MB
  • After minification 1.2 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. Harpercollins Auth0 images are well optimized though.

CSS Optimization

-1%

Potential reduce by 55 B

  • Original 4.9 kB
  • After minification 4.9 kB
  • After compression 4.9 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. Harpercollins.auth0.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (34%)

Requests Now

73

After Optimization

48

  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Harpercollins Auth0. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

harpercollins.auth0.com

harpercollins.auth0.com

105 ms

harpercollins.auth0.com

harpercollins.auth0.com

128 ms

auth0.com

auth0.com

117 ms

core.min.css

core.min.css

61 ms

slick.min.css

slick.min.css

73 ms

slick-theme.min.css

slick-theme.min.css

136 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

42 ms

webpack-f94b7d1e45d3fc92.js

webpack-f94b7d1e45d3fc92.js

73 ms

framework-2fe4cb6473b20297.js

framework-2fe4cb6473b20297.js

80 ms

main-0e6c5455930a1b1c.js

main-0e6c5455930a1b1c.js

71 ms

_app-5e9a713bbc759748.js

_app-5e9a713bbc759748.js

73 ms

9236dd9e-336ed7cdd1f25428.js

9236dd9e-336ed7cdd1f25428.js

89 ms

70518883-2f477a061f211b54.js

70518883-2f477a061f211b54.js

70 ms

3339-8a055232aafba6ff.js

3339-8a055232aafba6ff.js

131 ms

1664-df515f0f42a0699e.js

1664-df515f0f42a0699e.js

133 ms

9927-7c42c6c1053de6d9.js

9927-7c42c6c1053de6d9.js

186 ms

924-10208592250ae0f5.js

924-10208592250ae0f5.js

132 ms

227-3f5cb219a45ed73a.js

227-3f5cb219a45ed73a.js

180 ms

1253-ba7d6e076f8540f6.js

1253-ba7d6e076f8540f6.js

194 ms

3296-19c42866990842c9.js

3296-19c42866990842c9.js

240 ms

4563-f5799dfa21ce8c45.js

4563-f5799dfa21ce8c45.js

232 ms

6789-1a0ae996ab9478b9.js

6789-1a0ae996ab9478b9.js

229 ms

8199-d142ce992fa55f4b.js

8199-d142ce992fa55f4b.js

232 ms

7713-8ed34d0c1424dac5.js

7713-8ed34d0c1424dac5.js

412 ms

index-56d232728f74bb4c.js

index-56d232728f74bb4c.js

241 ms

_buildManifest.js

_buildManifest.js

377 ms

_ssgManifest.js

_ssgManifest.js

383 ms

drift-iframe

drift-iframe

208 ms

blog-thumbnail.png

blog-thumbnail.png

60 ms

ROI_thumb_2x.png

ROI_thumb_2x.png

48 ms

login-box.svg

login-box.svg

74 ms

gradient-bg.png

gradient-bg.png

68 ms

facets

facets

80 ms

mazda.svg

mazda.svg

84 ms

pfizer.svg

pfizer.svg

85 ms

bluecross.svg

bluecross.svg

153 ms

sage.svg

sage.svg

103 ms

carrefour.svg

carrefour.svg

101 ms

1800flowers.svg

1800flowers.svg

165 ms

polaris.svg

polaris.svg

100 ms

mercado-libre.svg

mercado-libre.svg

163 ms

generali.svg

generali.svg

173 ms

electrolux.svg

electrolux.svg

170 ms

american-national.svg

american-national.svg

177 ms

news-corp.svg

news-corp.svg

180 ms

axa.svg

axa.svg

171 ms

Angular.svg

Angular.svg

178 ms

Node.js.svg

Node.js.svg

181 ms

iOS.svg

iOS.svg

186 ms

Android.svg

Android.svg

184 ms

JS.svg

JS.svg

188 ms

PHP.svg

PHP.svg

187 ms

React.svg

React.svg

182 ms

Vue.svg

Vue.svg

190 ms

NET.svg

NET.svg

193 ms

Python.svg

Python.svg

195 ms

Spring.svg

Spring.svg

191 ms

asset.svg

asset.svg

404 ms

WeTransfer__4_.png

WeTransfer__4_.png

194 ms

Zoom__2_.png

Zoom__2_.png

191 ms

Pfizer__1_.png

Pfizer__1_.png

197 ms

Toast__1_.png

Toast__1_.png

196 ms

01.png

01.png

347 ms

02.png

02.png

184 ms

03.png

03.png

169 ms

04.png

04.png

286 ms

edit.svg

edit.svg

134 ms

login.svg

login.svg

272 ms

check-circle.svg

check-circle.svg

273 ms

hexagon.svg

hexagon.svg

271 ms

zapier-logo.svg

zapier-logo.svg

276 ms

ccpa.svg

ccpa.svg

258 ms

background.png

background.png

228 ms

background-shape.svg

background-shape.svg

214 ms

BG_Mobile.svg

BG_Mobile.svg

206 ms

background-4.svg

background-4.svg

205 ms

background-5.svg

background-5.svg

209 ms

Accessibility Review

harpercollins.auth0.com accessibility score

93

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

Best Practices

harpercollins.auth0.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

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

harpercollins.auth0.com SEO score

84

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Harpercollins.auth0.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 Harpercollins.auth0.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

harpercollins.auth0.com

Open Graph data is detected on the main page of Harpercollins Auth0. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: