Tools & Wizards About Us

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

rolltech.com

Precision Industrial Roll Fabrication & Industrial Roll Plating - Industrial Roll Manufacturing  | Roll Technology Corporation

Page Load Speed

1.6 sec in total

First Response

73 ms

Resources Loaded

1.3 sec

Page Rendered

138 ms

About Website

Welcome to rolltech.com homepage info - get ready to check Roll Tech best content right away, or after learning these important things about rolltech.com

Roll Technology is a premier precision cylindrical roll treatment facility with complete knowledge in restoration, reproduction, engineering, & fabrication. Call today!

Visit rolltech.com

Key Findings

We analyzed Rolltech.com page load time and found that the first response time was 73 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

rolltech.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

rolltech.com

73 ms

www.rolltech.com

69 ms

www.rolltech.com

441 ms

font-awesome.css

67 ms

jquery.realperson.css

98 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 88% of them (38 requests) were addressed to the original Rolltech.com, 5% (2 requests) were made to Webtraxs.com and 2% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (441 ms) belongs to the original domain Rolltech.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 282.6 kB (33%)

Content Size

853.2 kB

After Optimization

570.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rolltech.com main page is 853.2 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. 30% of websites need less resources to load. Images take 517.6 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 11.0 kB

  • Original 15.5 kB
  • After minification 14.4 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 11.0 kB or 71% of the original size.

Image Optimization

-2%

Potential reduce by 8.3 kB

  • Original 517.6 kB
  • After minification 509.3 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. Roll Tech images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 102.6 kB

  • Original 129.4 kB
  • After minification 98.2 kB
  • After compression 26.8 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 102.6 kB or 79% of the original size.

CSS Optimization

-84%

Potential reduce by 160.7 kB

  • Original 190.8 kB
  • After minification 170.3 kB
  • After compression 30.1 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. Rolltech.com needs all CSS files to be minified and compressed as it can save up to 160.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (60%)

Requests Now

35

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Roll Tech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rolltech.com accessibility score

92

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

rolltech.com best practices score

67

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

High

Page has valid source maps

SEO Factors

rolltech.com SEO score

79

Search Engine Optimization Advices

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 Rolltech.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 Rolltech.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 Roll Tech. 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: