Tools & Wizards About Us

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

rollerauction.com

Colorado Online Auctions - Denver Auctioneers | Roller Auctions

Page Load Speed

1.7 sec in total

First Response

74 ms

Resources Loaded

1.2 sec

Page Rendered

382 ms

About Website

Visit rollerauction.com now to see the best up-to-date Roller Auction content for United States and also check out these interesting facts you probably never knew about rollerauction.com

Roller Auctions has been setting the standard for live and online auctions in Colorado since 1976. Our local Denver auctions typically include restaurant equipment, construction equipment, used vehicl...

Visit rollerauction.com

Key Findings

We analyzed Rollerauction.com page load time and found that the first response time was 74 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

rollerauction.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value2,050 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

rollerauction.com

74 ms

modernizr.js

46 ms

bootstrap.min.css

40 ms

owl.carousel.min.css

73 ms

owl.theme.min.css

72 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 63% of them (50 requests) were addressed to the original Rollerauction.com, 11% (9 requests) were made to 20859826.fs1.hubspotusercontent-na1.net and 5% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (679 ms) belongs to the original domain Rollerauction.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 83.9 kB (11%)

Content Size

787.3 kB

After Optimization

703.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rollerauction.com main page is 787.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 559.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 50.5 kB

  • Original 59.9 kB
  • After minification 47.1 kB
  • After compression 9.4 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. This page needs HTML code to be minified as it can gain 12.7 kB, which is 21% 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 50.5 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 18.0 kB

  • Original 559.8 kB
  • After minification 541.7 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. Roller Auction images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 6.6 kB

  • Original 117.2 kB
  • After minification 117.2 kB
  • After compression 110.7 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

-17%

Potential reduce by 8.8 kB

  • Original 50.4 kB
  • After minification 50.4 kB
  • After compression 41.6 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. Rollerauction.com needs all CSS files to be minified and compressed as it can save up to 8.8 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (63%)

Requests Now

75

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Roller Auction. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rollerauction.com accessibility score

100

Accessibility Issues

Best Practices

rollerauction.com best practices score

83

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

Page has valid source maps

SEO Factors

rollerauction.com SEO score

84

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 Rollerauction.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 Rollerauction.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

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