Tools & Wizards About Us
rmsothebys.com screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

rmsothebys.com

Classic Car Auctions | RM Sotheby's | Auction House

Page Load Speed

1.4 sec in total

First Response

79 ms

Resources Loaded

893 ms

Page Rendered

400 ms

rmsothebys.com screenshot

About Website

Visit rmsothebys.com now to see the best up-to-date RM Sotheby S content for United States and also check out these interesting facts you probably never knew about rmsothebys.com

RM Sotheby's is the number one classic car auction house in the world. Cars for auction include rare antique, classic, and sports & racing cars.

Visit rmsothebys.com

Key Findings

We analyzed Rmsothebys.com page load time and found that the first response time was 79 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

rmsothebys.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value14.7 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value3,800 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.571

12/100

15%

TTI (Time to Interactive)

Value23.7 s

1/100

10%

Network Requests Diagram

rmsothebys.com

79 ms

ts.js

144 ms

vcz8tkp.css

74 ms

nanogallery2.min.css

88 ms

main-css.css.v5

8 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 49% of them (19 requests) were addressed to the original Rmsothebys.com, 10% (4 requests) were made to Rmsothebys-cdn.azureedge.net and 8% (3 requests) were made to Analytics.clickdimensions.com. The less responsive or slowest element that took the longest time to load (560 ms) relates to the external source Rmsothebys-cdn.azureedge.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (49%)

Content Size

2.1 MB

After Optimization

1.1 MB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Rmsothebys.com main page is 2.1 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 92.2 kB

  • Original 104.1 kB
  • After minification 68.4 kB
  • After compression 11.8 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. This page needs HTML code to be minified as it can gain 35.7 kB, which is 34% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 92.2 kB or 89% of the original size.

JavaScript Optimization

-50%

Potential reduce by 954.5 kB

  • Original 1.9 MB
  • After minification 1.9 MB
  • After compression 972.3 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 954.5 kB or 50% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 107.6 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.

Requests Breakdown

Number of requests can be reduced by 20 (63%)

Requests Now

32

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RM Sotheby S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rmsothebys.com

rmsothebys.com

79 ms

ts.js

ts.js

144 ms

vcz8tkp.css

vcz8tkp.css

74 ms

nanogallery2.min.css

nanogallery2.min.css

88 ms

main-css.css.v5

main-css.css.v5

8 ms

api.js

api.js

89 ms

marked.min.js

marked.min.js

78 ms

gsap.min.js

gsap.min.js

73 ms

main-js.js.v5

main-js.js.v5

23 ms

braintree-js.js.v5

braintree-js.js.v5

45 ms

angular-js.js.v5

angular-js.js.v5

51 ms

angular-js-s.js.v5

angular-js-s.js.v5

43 ms

angular-js-d.js.v5

angular-js-d.js.v5

50 ms

angular-js-c.js.v5

angular-js-c.js.v5

50 ms

consign-app-mock.js.v5

consign-app-mock.js.v5

57 ms

gsap.min.js

gsap.min.js

38 ms

gsap.min.js

gsap.min.js

14 ms

tsr.js

tsr.js

260 ms

gtm.js

gtm.js

45 ms

p.css

p.css

51 ms

gtm.js

gtm.js

290 ms

recaptcha__en.js

recaptcha__en.js

279 ms

logo.svg

logo.svg

200 ms

32d6029ae9b66fd93fa4b05fa17b8966744cd337.webp

32d6029ae9b66fd93fa4b05fa17b8966744cd337.webp

445 ms

cd

cd

182 ms

logo-white.svg

logo-white.svg

164 ms

ac3289651ea68aa93211d952e3e297ab4ee54b6b.webp

ac3289651ea68aa93211d952e3e297ab4ee54b6b.webp

529 ms

b4b4cd71d7bed3a1ba8f698405bf4be6dbded9b4.webp

b4b4cd71d7bed3a1ba8f698405bf4be6dbded9b4.webp

560 ms

9fcc029f746d0adb685365f6c884bbf22108db96.webp

9fcc029f746d0adb685365f6c884bbf22108db96.webp

558 ms

gotham-book.woff

gotham-book.woff

164 ms

cd-js.js.v5

cd-js.js.v5

47 ms

CDWidget.js

CDWidget.js

209 ms

gotham-medium.svg

gotham-medium.svg

71 ms

gotham-black.svg

gotham-black.svg

70 ms

gotham-light.svg

gotham-light.svg

68 ms

icomoon-social.ttf

icomoon-social.ttf

68 ms

icomoon.ttf

icomoon.ttf

69 ms

tsr.js

tsr.js

142 ms

cdform.jquery.js

cdform.jquery.js

36 ms

Accessibility Review

rmsothebys.com accessibility score

80

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

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.

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

rmsothebys.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

rmsothebys.com SEO score

83

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

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 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 Rmsothebys.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 Rmsothebys.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

rmsothebys.com

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