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link.harpercollins.com screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

link.harpercollins.com

HarperCollins Publishers: World-Leading Book Publisher

Page Load Speed

2.2 sec in total

First Response

85 ms

Resources Loaded

1.7 sec

Page Rendered

472 ms

link.harpercollins.com screenshot

About Website

Welcome to link.harpercollins.com homepage info - get ready to check Link Harper Collins best content for United States right away, or after learning these important things about link.harpercollins.com

Publishing great authors since 1817. Discover thousands of books and authors, plus get exclusives on new releases, bestsellers, and more, at harpercollins.com.

Visit link.harpercollins.com

Key Findings

We analyzed Link.harpercollins.com page load time and found that the first response time was 85 ms and then it took 2.2 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

link.harpercollins.com performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value4,520 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.603

10/100

15%

TTI (Time to Interactive)

Value19.1 s

3/100

10%

Network Requests Diagram

www.harpercollins.com

85 ms

gtm.js

282 ms

css2

140 ms

theme-critical.css

67 ms

bootstrap.min.css

77 ms

Our browser made a total of 123 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Link.harpercollins.com, 11% (13 requests) were made to Fonts.gstatic.com and 10% (12 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (626 ms) relates to the external source Harpercollins.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 400.5 kB (30%)

Content Size

1.3 MB

After Optimization

928.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Link.harpercollins.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. 80% 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 786.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 328.4 kB

  • Original 404.4 kB
  • After minification 403.4 kB
  • After compression 76.1 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 328.4 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 98 B

  • Original 85.2 kB
  • After minification 85.1 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. Link Harper Collins images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 63.8 kB

  • Original 786.0 kB
  • After minification 786.0 kB
  • After compression 722.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 8.3 kB

  • Original 53.3 kB
  • After minification 53.3 kB
  • After compression 45.1 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. Link.harpercollins.com needs all CSS files to be minified and compressed as it can save up to 8.3 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 81 (75%)

Requests Now

108

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Link Harper Collins. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 51 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.harpercollins.com

www.harpercollins.com

85 ms

gtm.js

gtm.js

282 ms

css2

css2

140 ms

theme-critical.css

theme-critical.css

67 ms

bootstrap.min.css

bootstrap.min.css

77 ms

css2

css2

152 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

69 ms

bootstrap.min.js

bootstrap.min.js

83 ms

api.jquery-b0af070cfe3f5cf7c92f9e2a5da2665ee07ed2aad63bb408f8d6672f894a5996.js

api.jquery-b0af070cfe3f5cf7c92f9e2a5da2665ee07ed2aad63bb408f8d6672f894a5996.js

86 ms

vue.min.js

vue.min.js

99 ms

swiper.min.js

swiper.min.js

102 ms

polyfill.min.js

polyfill.min.js

507 ms

URLSearchParams.js

URLSearchParams.js

106 ms

algolia_externals.js

algolia_externals.js

132 ms

algolia_config.js

algolia_config.js

112 ms

algolia_init.js

algolia_init.js

131 ms

algolia_analytics.js

algolia_analytics.js

138 ms

algolia_translations.js

algolia_translations.js

119 ms

algolia_helpers.js

algolia_helpers.js

276 ms

algolia_autocomplete.js

algolia_autocomplete.js

147 ms

algolia_facets.js

algolia_facets.js

276 ms

algolia_sort_orders.js

algolia_sort_orders.js

277 ms

algolia_instant_search.js

algolia_instant_search.js

277 ms

preloads.js

preloads.js

281 ms

load_feature-87876fa245af19cbd14aa886ed59c6aa8a27c45d24dcd7a81cf2d2323506233e.js

load_feature-87876fa245af19cbd14aa886ed59c6aa8a27c45d24dcd7a81cf2d2323506233e.js

277 ms

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

283 ms

popper.min.js

popper.min.js

48 ms

v84a3a4012de94ce1a686ba8c167c359c1696973893317

v84a3a4012de94ce1a686ba8c167c359c1696973893317

76 ms

trekkie.storefront.d88aa5f007759294e4f3b66e32cebf97843d3efb.min.js

trekkie.storefront.d88aa5f007759294e4f3b66e32cebf97843d3efb.min.js

119 ms

shop_events_listener-a7c63dba65ccddc484f77541dc8ca437e60e1e9e297fe1c3faebf6523a0ede9b.js

shop_events_listener-a7c63dba65ccddc484f77541dc8ca437e60e1e9e297fe1c3faebf6523a0ede9b.js

119 ms

shopify-boomerang-1.0.0.min.js

shopify-boomerang-1.0.0.min.js

118 ms

FireandWaterLogo_30x.jpg

FireandWaterLogo_30x.jpg

218 ms

cart.svg

cart.svg

220 ms

account.svg

account.svg

83 ms

search.svg

search.svg

218 ms

sort-down.svg

sort-down.svg

220 ms

sort-down-blue.svg

sort-down-blue.svg

217 ms

carousel-left.svg

carousel-left.svg

221 ms

carousel-right.svg

carousel-right.svg

314 ms

trophy-solid.svg

trophy-solid.svg

313 ms

certificate-solid.svg

certificate-solid.svg

256 ms

star-solid.svg

star-solid.svg

314 ms

bullhorn-solid.svg

bullhorn-solid.svg

333 ms

headphones-solid.svg

headphones-solid.svg

332 ms

child-solid.svg

child-solid.svg

499 ms

pencil-alt-solid.svg

pencil-alt-solid.svg

500 ms

tags-solid.svg

tags-solid.svg

498 ms

edit-solid.svg

edit-solid.svg

497 ms

suitcase-solid.svg

suitcase-solid.svg

541 ms

utensils-solid.svg

utensils-solid.svg

544 ms

twitch-brands.svg

twitch-brands.svg

541 ms

clock-regular.svg

clock-regular.svg

542 ms

puzzle-piece-solid.svg

puzzle-piece-solid.svg

541 ms

sun.svg

sun.svg

542 ms

heart-solid.svg

heart-solid.svg

582 ms

space-shuttle-solid.svg

space-shuttle-solid.svg

580 ms

lightbulb-regular.svg

lightbulb-regular.svg

580 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

214 ms

KFOlCnqEu92Fr1MmEU9vAw.ttf

KFOlCnqEu92Fr1MmEU9vAw.ttf

218 ms

KFOlCnqEu92Fr1MmWUlvAw.ttf

KFOlCnqEu92Fr1MmWUlvAw.ttf

238 ms

list-alt-regular.svg

list-alt-regular.svg

545 ms

coffee-solid.svg

coffee-solid.svg

606 ms

RC-Apple_1110x.png

RC-Apple_1110x.png

561 ms

RC-Bookshelf_1110x.png

RC-Bookshelf_1110x.png

605 ms

RC-HarperStacks_1110x.png

RC-HarperStacks_1110x.png

626 ms

RC-person_1110x.png

RC-person_1110x.png

603 ms

footer-logo_7ce61f7b-377b-4234-a833-402fa5a744e2_230x.png

footer-logo_7ce61f7b-377b-4234-a833-402fa5a744e2_230x.png

600 ms

SlGFmQSNjdsmc35JDF1K5GRwUjcdlttVFm-rI7e8QI96.ttf

SlGFmQSNjdsmc35JDF1K5GRwUjcdlttVFm-rI7e8QI96.ttf

204 ms

SlGDmQSNjdsmc35JDF1K5E55YMjF_7DPuGi-6_RUAw.ttf

SlGDmQSNjdsmc35JDF1K5E55YMjF_7DPuGi-6_RUAw.ttf

261 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl3kw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl3kw.ttf

201 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlOl3kw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlOl3kw.ttf

260 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkQl3kw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkQl3kw.ttf

201 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFn8kHkw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFn8kHkw.ttf

218 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkHkw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkHkw.ttf

260 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFmQkHkw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFmQkHkw.ttf

276 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlOkHkw.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlOkHkw.ttf

288 ms

Newsletter-Banner-Updated3.jpg

Newsletter-Banner-Updated3.jpg

605 ms

js

js

234 ms

fbevents.js

fbevents.js

190 ms

analytics.js

analytics.js

228 ms

core.js

core.js

350 ms

3811.js

3811.js

349 ms

load.js

load.js

395 ms

spx

spx

346 ms

up_loader.1.1.0.js

up_loader.1.1.0.js

349 ms

lmroman17-regular.otf

lmroman17-regular.otf

532 ms

S6u9w4BMUTPHh7USew8.ttf

S6u9w4BMUTPHh7USew8.ttf

217 ms

otSDKStub.js

otSDKStub.js

328 ms

1115990331856782

1115990331856782

147 ms

collect

collect

71 ms

main.cb6ceab7.js

main.cb6ceab7.js

32 ms

www.harpercollins.com.json

www.harpercollins.com.json

48 ms

32 ms

35 ms

84a07e3a698688683d493761c9786bde.js

84a07e3a698688683d493761c9786bde.js

24 ms

collect

collect

36 ms

7516aefc-3077-429b-b4e2-e4ad06e03c4c.json

7516aefc-3077-429b-b4e2-e4ad06e03c4c.json

30 ms

otBannerSdk.js

otBannerSdk.js

20 ms

ga-audiences

ga-audiences

39 ms

en.json

en.json

27 ms

otFlat.json

otFlat.json

16 ms

otPcCenter.json

otPcCenter.json

34 ms

otCookieSettingsButton.json

otCookieSettingsButton.json

31 ms

otCommonStyles.css

otCommonStyles.css

28 ms

theme.css

theme.css

201 ms

ot_close.svg

ot_close.svg

165 ms

ot_guard_logo.svg

ot_guard_logo.svg

134 ms

ot_company_logo.png

ot_company_logo.png

61 ms

powered_by_logo.svg

powered_by_logo.svg

59 ms

algolia_dependency_font-awesome-4-4-0.min.css

algolia_dependency_font-awesome-4-4-0.min.css

51 ms

algolia_overrides.css

algolia_overrides.css

41 ms

redirect-app.js

redirect-app.js

41 ms

shopify.js

shopify.js

86 ms

collector.js

collector.js

41 ms

sdk.js

sdk.js

60 ms

dm-timer.js

dm-timer.js

166 ms

instafeed-b410b5e91b55274a5b54236780d10a30.js

instafeed-b410b5e91b55274a5b54236780d10a30.js

84 ms

ct.html

ct.html

30 ms

destination

destination

66 ms

a-0172.min.js

a-0172.min.js

47 ms

39 ms

spm.v1.min.js

spm.v1.min.js

21 ms

18 ms

Accessibility Review

link.harpercollins.com accessibility score

76

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

link.harpercollins.com best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

link.harpercollins.com SEO score

69

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

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 doesn't use 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 Link.harpercollins.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 Link.harpercollins.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

link.harpercollins.com

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