Tools & Wizards About Us
zappo.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

zappo.com

Shoes, Sneakers, Boots, & Clothing + FREE SHIPPING | Zappos.com

Page Load Speed

2.9 sec in total

First Response

165 ms

Resources Loaded

1.3 sec

Page Rendered

1.4 sec

zappo.com screenshot

About Website

Welcome to zappo.com homepage info - get ready to check Zappo best content right away, or after learning these important things about zappo.com

GET FREE SHIPPING & RETURNS! We have 1000s of styles of shoes & Zappos legendary 365-day return policy + 24/7 friendly customer service. Call 1-800-92

Visit zappo.com

Key Findings

We analyzed Zappo.com page load time and found that the first response time was 165 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

zappo.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value11.6 s

0/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value6,720 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value20.6 s

2/100

10%

Network Requests Diagram

zappo.com

165 ms

www.zappos.com

241 ms

gtm.js

60 ms

marty-zappos.app.da92a0ef151c4a6dba08.css

89 ms

marty-zappos.5465.84b132dd0813e758e548.css

30 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Zappo.com, 48% (50 requests) were made to M.media-amazon.com and 39% (41 requests) were made to Zappos.com. The less responsive or slowest element that took the longest time to load (498 ms) relates to the external source Zappos.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (31%)

Content Size

5.0 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zappo.com main page is 5.0 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 509.2 kB

  • Original 602.6 kB
  • After minification 599.9 kB
  • After compression 93.5 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 509.2 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.5 MB
  • After minification 2.5 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. Zappo images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 840.6 kB

  • Original 1.6 MB
  • After minification 1.6 MB
  • After compression 809.3 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 840.6 kB or 51% of the original size.

CSS Optimization

-79%

Potential reduce by 197.9 kB

  • Original 250.0 kB
  • After minification 219.4 kB
  • After compression 52.1 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. Zappo.com needs all CSS files to be minified and compressed as it can save up to 197.9 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (43%)

Requests Now

103

After Optimization

59

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zappo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zappo.com

zappo.com

165 ms

www.zappos.com

www.zappos.com

241 ms

gtm.js

gtm.js

60 ms

marty-zappos.app.da92a0ef151c4a6dba08.css

marty-zappos.app.da92a0ef151c4a6dba08.css

89 ms

marty-zappos.5465.84b132dd0813e758e548.css

marty-zappos.5465.84b132dd0813e758e548.css

30 ms

marty-zappos.8809.84b132dd0813e758e548.css

marty-zappos.8809.84b132dd0813e758e548.css

101 ms

marty-zappos.5201.84b132dd0813e758e548.css

marty-zappos.5201.84b132dd0813e758e548.css

31 ms

marty-zappos.2786.84b132dd0813e758e548.css

marty-zappos.2786.84b132dd0813e758e548.css

40 ms

marty-zappos.5520.84b132dd0813e758e548.css

marty-zappos.5520.84b132dd0813e758e548.css

28 ms

marty-zappos.9800.84b132dd0813e758e548.css

marty-zappos.9800.84b132dd0813e758e548.css

56 ms

marty-zappos.Landing.84b132dd0813e758e548.css

marty-zappos.Landing.84b132dd0813e758e548.css

51 ms

marty-zappos.vendor.84b132dd0813e758e548.js

marty-zappos.vendor.84b132dd0813e758e548.js

442 ms

marty-zappos.app.84b132dd0813e758e548.js

marty-zappos.app.84b132dd0813e758e548.js

85 ms

marty-zappos.1523.84b132dd0813e758e548.js

marty-zappos.1523.84b132dd0813e758e548.js

86 ms

marty-zappos.7762.84b132dd0813e758e548.js

marty-zappos.7762.84b132dd0813e758e548.js

86 ms

marty-zappos.40.84b132dd0813e758e548.js

marty-zappos.40.84b132dd0813e758e548.js

497 ms

marty-zappos.1467.84b132dd0813e758e548.js

marty-zappos.1467.84b132dd0813e758e548.js

441 ms

marty-zappos.377.84b132dd0813e758e548.js

marty-zappos.377.84b132dd0813e758e548.js

442 ms

marty-zappos.8809.84b132dd0813e758e548.js

marty-zappos.8809.84b132dd0813e758e548.js

439 ms

marty-zappos.5201.84b132dd0813e758e548.js

marty-zappos.5201.84b132dd0813e758e548.js

498 ms

marty-zappos.2786.84b132dd0813e758e548.js

marty-zappos.2786.84b132dd0813e758e548.js

441 ms

marty-zappos.5520.84b132dd0813e758e548.js

marty-zappos.5520.84b132dd0813e758e548.js

496 ms

marty-zappos.Landing.84b132dd0813e758e548.js

marty-zappos.Landing.84b132dd0813e758e548.js

498 ms

cs-container.js

cs-container.js

497 ms

main.7d31c52.js

main.7d31c52.js

352 ms

Zappos-25-Years-Logo-Site.svg

Zappos-25-Years-Logo-Site.svg

450 ms

melody-sprite.2021.09.16._TTH_.svg

melody-sprite.2021.09.16._TTH_.svg

195 ms

APP-DOWNLOAD-CODE-INCENTIVE-HERO-1440x175_1._FMwebp_.jpg

APP-DOWNLOAD-CODE-INCENTIVE-HERO-1440x175_1._FMwebp_.jpg

195 ms

OUTDOOR-CAMPAIGN-HERO-STANDARD-1440x700-NEW._FMwebp_.jpg

OUTDOOR-CAMPAIGN-HERO-STANDARD-1440x700-NEW._FMwebp_.jpg

329 ms

71zOJU8TvLL._AC_SR768,1024_.jpg

71zOJU8TvLL._AC_SR768,1024_.jpg

326 ms

61EdoR-GJWL._AC_SR768,1024_.jpg

61EdoR-GJWL._AC_SR768,1024_.jpg

327 ms

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71E2mkgbmNL._AC_SR768,1024_.jpg

326 ms

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336 ms

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326 ms

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341 ms

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338 ms

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336 ms

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337 ms

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338 ms

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346 ms

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345 ms

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348 ms

71PRXtS2JGL._AC_SR768,1024_.jpg

71PRXtS2JGL._AC_SR768,1024_.jpg

346 ms

810E-Vsxn8L._AC_SR768,1024_.jpg

810E-Vsxn8L._AC_SR768,1024_.jpg

346 ms

81DmCCYpfKL._AC_SR768,1024_.jpg

81DmCCYpfKL._AC_SR768,1024_.jpg

353 ms

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362 ms

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349 ms

81FQ8MiljUL._AC_SR768,1024_.jpg

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351 ms

81MHImKna2L._AC_SR768,1024_.jpg

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362 ms

710WfV6HQfL._AC_SR768,1024_.jpg

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389 ms

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361 ms

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363 ms

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364 ms

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366 ms

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365 ms

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368 ms

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369 ms

81bUNyBcKqL._AC_SR768,1024_.jpg

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369 ms

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374 ms

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371 ms

61-HWonqZvL._AC_SR768,1024_.jpg

61-HWonqZvL._AC_SR768,1024_.jpg

375 ms

heart.17f367bcdf3bb773b332fa8a0f378cf0.svg

heart.17f367bcdf3bb773b332fa8a0f378cf0.svg

182 ms

star-sprite.69d5b63df89443e8c54a59419ff25a96.svg

star-sprite.69d5b63df89443e8c54a59419ff25a96.svg

181 ms

v7.js

v7.js

327 ms

js

js

162 ms

data

data

386 ms

err.cgi

err.cgi

197 ms

err.cgi

err.cgi

197 ms

err.cgi

err.cgi

197 ms

err.cgi

err.cgi

196 ms

track.cgi

track.cgi

195 ms

err.cgi

err.cgi

192 ms

err.cgi

err.cgi

245 ms

err.cgi

err.cgi

277 ms

err.cgi

err.cgi

281 ms

err.cgi

err.cgi

258 ms

err.cgi

err.cgi

268 ms

err.cgi

err.cgi

262 ms

err.cgi

err.cgi

251 ms

err.cgi

err.cgi

283 ms

611xkNYsWFL._AC_SR768,1024_.jpg

611xkNYsWFL._AC_SR768,1024_.jpg

194 ms

61nZFZ4AKuL._AC_SR768,1024_.jpg

61nZFZ4AKuL._AC_SR768,1024_.jpg

162 ms

collect

collect

55 ms

71uQOuaFW7L._AC_SR768,1024_.jpg

71uQOuaFW7L._AC_SR768,1024_.jpg

71 ms

619F96IXgOL._AC_SR768,1024_.jpg

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61 ms

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61 ms

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63 ms

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60 ms

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72 ms

sync

sync

7 ms

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58 ms

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58 ms

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60 ms

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60 ms

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65 ms

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61 ms

data

data

62 ms

data

data

39 ms

data

data

105 ms

pixel.js

pixel.js

37 ms

collect

collect

19 ms

onload.cgi

onload.cgi

48 ms

rp.gif

rp.gif

15 ms

a2_dyjidl91fbt8_telemetry

a2_dyjidl91fbt8_telemetry

7 ms

err.cgi

err.cgi

50 ms

Accessibility Review

zappo.com accessibility score

98

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 progressbar elements do not have accessible names.

Best Practices

zappo.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

High

Page has valid source maps

SEO Factors

zappo.com SEO score

97

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

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 Zappo.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 Zappo.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

zappo.com

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