Tools & Wizards About Us
preowned.ferrari.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

preowned.ferrari.com

Ferrari Approved: a world of Used Ferrari for sale awaits you.

Page Load Speed

3.6 sec in total

First Response

97 ms

Resources Loaded

3.2 sec

Page Rendered

229 ms

preowned.ferrari.com screenshot

About Website

Click here to check amazing Preowned Ferrari content for United States. Otherwise, check out these important facts you probably never knew about preowned.ferrari.com

The official Ferrari Approved website is the easiest and fastest way to purchase a Certified Pre-Owned Ferrari Car for sale.

Visit preowned.ferrari.com

Key Findings

We analyzed Preowned.ferrari.com page load time and found that the first response time was 97 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

preowned.ferrari.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value17.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value63.4 s

0/100

25%

SI (Speed Index)

Value24.7 s

0/100

10%

TBT (Total Blocking Time)

Value2,760 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.067

97/100

15%

TTI (Time to Interactive)

Value41.6 s

0/100

10%

Network Requests Diagram

preowned.ferrari.com

97 ms

preowned.ferrari.com

110 ms

en-US

1014 ms

launch-85b55e78fad7.min.js

1920 ms

gtm.js

87 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 76% of them (32 requests) were addressed to the original Preowned.ferrari.com, 17% (7 requests) were made to Cdn.ferrari.com and 2% (1 request) were made to Assets.adobedtm.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Assets.adobedtm.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 365.0 kB (9%)

Content Size

4.0 MB

After Optimization

3.6 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Preowned.ferrari.com main page is 4.0 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 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 155.6 kB

  • Original 197.0 kB
  • After minification 196.7 kB
  • After compression 41.4 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 155.6 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 8.0 kB

  • Original 3.1 MB
  • After minification 3.1 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. Preowned Ferrari images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 201.3 kB

  • Original 725.3 kB
  • After minification 725.3 kB
  • After compression 524.0 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 201.3 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (69%)

Requests Now

36

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Preowned Ferrari. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

preowned.ferrari.com

preowned.ferrari.com

97 ms

preowned.ferrari.com

preowned.ferrari.com

110 ms

en-US

en-US

1014 ms

launch-85b55e78fad7.min.js

launch-85b55e78fad7.min.js

1920 ms

gtm.js

gtm.js

87 ms

styles.0e2a2dfd.chunk.css

styles.0e2a2dfd.chunk.css

104 ms

e5536a7abbead76cd47846e0ea086ac40f7c47ee_CSS.010658d8.chunk.css

e5536a7abbead76cd47846e0ea086ac40f7c47ee_CSS.010658d8.chunk.css

448 ms

8466738f810d5a7c96005f84a0869960cf57e4a1_CSS.0cb54399.chunk.css

8466738f810d5a7c96005f84a0869960cf57e4a1_CSS.0cb54399.chunk.css

183 ms

63346317b4080d0027061d3f

63346317b4080d0027061d3f

38 ms

polyfills-5639810d591fde8d0dcc.js

polyfills-5639810d591fde8d0dcc.js

235 ms

index.js

index.js

182 ms

_app.js

_app.js

320 ms

webpack-4b444dab214c6491079c.js

webpack-4b444dab214c6491079c.js

252 ms

framework.6556c75321886d6b192b.js

framework.6556c75321886d6b192b.js

395 ms

36a89214.a1697d3eacfb324966b8.js

36a89214.a1697d3eacfb324966b8.js

337 ms

commons.8eb34e05d109cd22aadd.js

commons.8eb34e05d109cd22aadd.js

643 ms

styles.d3ca3742b9a506c1d3a1.js

styles.d3ca3742b9a506c1d3a1.js

412 ms

main-a668e2905951813736fd.js

main-a668e2905951813736fd.js

642 ms

5ce6bf4a.81b0a0d43e312c346293.js

5ce6bf4a.81b0a0d43e312c346293.js

645 ms

9b01cbd9.f2452341e54a4f990d40.js

9b01cbd9.f2452341e54a4f990d40.js

644 ms

a1b77c74.d9c368b0687911d9fc7f.js

a1b77c74.d9c368b0687911d9fc7f.js

648 ms

b637e9a5.f71fd2394b9791d5cb1a.js

b637e9a5.f71fd2394b9791d5cb1a.js

642 ms

ac1c44fc.3b22d7465aba8983921d.js

ac1c44fc.3b22d7465aba8983921d.js

648 ms

5fcd5e32.264534d135215ec154d2.js

5fcd5e32.264534d135215ec154d2.js

929 ms

75fc9c18.af5672669c0dda7441fe.js

75fc9c18.af5672669c0dda7441fe.js

648 ms

ae0ce6ff.95f25f74cec8a85229f3.js

ae0ce6ff.95f25f74cec8a85229f3.js

926 ms

e5536a7abbead76cd47846e0ea086ac40f7c47ee.5202d739493b1d357877.js

e5536a7abbead76cd47846e0ea086ac40f7c47ee.5202d739493b1d357877.js

1173 ms

e5536a7abbead76cd47846e0ea086ac40f7c47ee_CSS.c4a6afef92e8dd991da1.js

e5536a7abbead76cd47846e0ea086ac40f7c47ee_CSS.c4a6afef92e8dd991da1.js

926 ms

8466738f810d5a7c96005f84a0869960cf57e4a1.4a95965e13018c7f811c.js

8466738f810d5a7c96005f84a0869960cf57e4a1.4a95965e13018c7f811c.js

1122 ms

8466738f810d5a7c96005f84a0869960cf57e4a1_CSS.8d20fa8ceffc8a76b073.js

8466738f810d5a7c96005f84a0869960cf57e4a1_CSS.8d20fa8ceffc8a76b073.js

929 ms

_buildManifest.js

_buildManifest.js

927 ms

_ssgManifest.js

_ssgManifest.js

929 ms

ferrari-autoloader.js

ferrari-autoloader.js

124 ms

64786f3d628301003295e93d

64786f3d628301003295e93d

33 ms

64786f3d739a8300323b5f25

64786f3d739a8300323b5f25

36 ms

64786f3dddc6700026783119

64786f3dddc6700026783119

36 ms

61375d981b793c0027429020

61375d981b793c0027429020

37 ms

6137839cfe835100275fc2a4

6137839cfe835100275fc2a4

34 ms

6475ced84db811002721e2ea

6475ced84db811002721e2ea

54 ms

NotoSansTC-Regular.woff

NotoSansTC-Regular.woff

1348 ms

Ferrari-SansMedium.woff

Ferrari-SansMedium.woff

299 ms

Ferrari-SansRegular.woff

Ferrari-SansRegular.woff

299 ms

Accessibility Review

preowned.ferrari.com accessibility score

77

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

preowned.ferrari.com best practices score

75

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

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

preowned.ferrari.com SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

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 Preowned.ferrari.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 Preowned.ferrari.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

preowned.ferrari.com

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