Tools & Wizards About Us

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 57

    SEO

    Google-friendlier than
    20% of websites

rollingjacks.com

Rolling Jacks supplier: Scorpion, Hot Rodder, Fast Lube, Stan Jacks | RollingJacks

Page Load Speed

1.3 sec in total

First Response

252 ms

Resources Loaded

774 ms

Page Rendered

295 ms

About Website

Visit rollingjacks.com now to see the best up-to-date Rolling Jacks content and also check out these interesting facts you probably never knew about rollingjacks.com

Rollingjacks.com is your one-stop-shop for all your needs on jacks. You will be able to find the best selection of rolling jacks

Visit rollingjacks.com

Key Findings

We analyzed Rollingjacks.com page load time and found that the first response time was 252 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

rollingjacks.com performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value2.9 s

94/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

Network Requests Diagram

rollingjacks.com

252 ms

layout.css

55 ms

jquery.min.1.6.1.js

158 ms

jquery.cycle.lite.js

72 ms

jquery.mousewheel-3.0.4.pack.js

70 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 76% of them (28 requests) were addressed to the original Rollingjacks.com, 14% (5 requests) were made to Nexus.ensighten.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (262 ms) belongs to the original domain Rollingjacks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 218.9 kB (11%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rollingjacks.com main page is 2.0 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. 30% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 11.4 kB

  • Original 15.9 kB
  • After minification 15.1 kB
  • After compression 4.5 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 11.4 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 5.6 kB

  • Original 1.7 MB
  • After minification 1.7 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. Rolling Jacks images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 184.6 kB

  • Original 273.0 kB
  • After minification 268.8 kB
  • After compression 88.4 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 184.6 kB or 68% of the original size.

CSS Optimization

-82%

Potential reduce by 17.2 kB

  • Original 21.0 kB
  • After minification 16.4 kB
  • After compression 3.9 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. Rollingjacks.com needs all CSS files to be minified and compressed as it can save up to 17.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (31%)

Requests Now

35

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rolling Jacks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rollingjacks.com accessibility score

56

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

rollingjacks.com best practices score

58

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

rollingjacks.com SEO score

57

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rollingjacks.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Rollingjacks.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 description is not detected on the main page of Rolling Jacks. 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: