Tools & Wizards About Us

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

rolladen.com

Rolladen: Miami and Fort Lauderdale's Hurricane Protector

Page Load Speed

2.4 sec in total

First Response

173 ms

Resources Loaded

1.8 sec

Page Rendered

411 ms

About Website

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

Rolladen has been the leader in hurricane protection for the Miami and Fort Lauderdale areas for over 40 years. Protect your home with Rolladen.

Visit rolladen.com

Key Findings

We analyzed Rolladen.com page load time and found that the first response time was 173 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

rolladen.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

45/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.734

6/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

rolladen.com

173 ms

www.rolladen.com

395 ms

animate.css

116 ms

bootstrap.min.css

174 ms

font-awesome.min.css

171 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 66% of them (48 requests) were addressed to the original Rolladen.com, 21% (15 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (699 ms) belongs to the original domain Rolladen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 41.4 kB (2%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rolladen.com main page is 1.9 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. 70% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 26.6 kB

  • Original 31.5 kB
  • After minification 20.9 kB
  • After compression 4.9 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 10.6 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 26.6 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 2.7 kB

  • Original 1.4 MB
  • After minification 1.4 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. Rolladen images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.8 kB

  • Original 348.4 kB
  • After minification 348.4 kB
  • After compression 343.6 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

-10%

Potential reduce by 7.4 kB

  • Original 75.6 kB
  • After minification 75.6 kB
  • After compression 68.2 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. Rolladen.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 31 (56%)

Requests Now

55

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rolladen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rolladen.com accessibility score

71

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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

rolladen.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

SEO Factors

rolladen.com SEO score

90

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

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 Rolladen.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 Rolladen.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 Rolladen. 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: