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name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value7,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

secure-vip.zappos.com

129 ms

secure-vip.zappos.com

52 ms

www.zappos.com

712 ms

gtm.js

60 ms

marty-zappos.app.068c0050922d3bd6880e.css

38 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Secure-vip.zappos.com, 56% (55 requests) were made to M.media-amazon.com and 41% (41 requests) were made to Zappos.com. The less responsive or slowest element that took the longest time to load (712 ms) relates to the external source Zappos.com.

Content Size

4.7 MB

After Optimization

3.8 MB

In fact, the total size of Secure-vip.zappos.com main page is 4.7 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 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 510.5 kB

Original 601.8 kB
After minification 599.4 kB
After compression 91.3 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 510.5 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 2.9 MB
After minification 2.9 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. Secure Vip Zappos images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 164.5 kB

Original 919.4 kB
After minification 919.4 kB
After compression 754.9 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 164.5 kB or 18% of the original size.

CSS Optimization

-83%

Potential reduce by 257.6 kB

Original 309.7 kB
After minification 277.1 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. Secure-vip.zappos.com needs all CSS files to be minified and compressed as it can save up to 257.6 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Secure Vip Zappos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.