Tools & Wizards About Us
nationalroofing.ca screenshot

Report Summary

  • 65

    Performance

    Renders faster than
    79% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

nationalroofing.ca

National Roofing – Residential, Commercial & Industrial Roofers – serving Muskoka, Kawartha Lakes, Haliburton and Central Ontario

Page Load Speed

735 ms in total

First Response

105 ms

Resources Loaded

472 ms

Page Rendered

158 ms

nationalroofing.ca screenshot

About Website

Welcome to nationalroofing.ca homepage info - get ready to check National Roofing best content right away, or after learning these important things about nationalroofing.ca

Todd McKee is the owner and general manager of National Roofing. Headquarters is in Bracebridge Ontario but they work in a large service area including Central Ontario, Haliburton and the Kawarthas. ...

Visit nationalroofing.ca

Key Findings

We analyzed Nationalroofing.ca page load time and found that the first response time was 105 ms and then it took 630 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

nationalroofing.ca performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value760 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.104

89/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

nationalroofing.ca

105 ms

jquery.min.js

14 ms

fadeslideshow.js

57 ms

counter.js

119 ms

BfAf1.jpg

119 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 93% of them (38 requests) were addressed to the original Nationalroofing.ca, 2% (1 request) were made to Ajax.googleapis.com and 2% (1 request) were made to Statcounter.com. The less responsive or slowest element that took the longest time to load (247 ms) belongs to the original domain Nationalroofing.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 777.4 kB (18%)

Content Size

4.3 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Nationalroofing.ca main page is 4.3 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. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 41.7 kB

  • Original 47.0 kB
  • After minification 45.3 kB
  • After compression 5.3 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 41.7 kB or 89% of the original size.

Image Optimization

-17%

Potential reduce by 733.9 kB

  • Original 4.2 MB
  • After minification 3.5 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. Obviously, National Roofing needs image optimization as it can save up to 733.9 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 1.8 kB

  • Original 29.2 kB
  • After minification 29.2 kB
  • After compression 27.5 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.

Requests Breakdown

We found no issues to fix!

Requests Now

40

After Optimization

40

  • AJAX
  • Images
  • JavaScript

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Roofing. According to our analytics all requests are already optimized.

Network Requests Diagram

nationalroofing.ca

nationalroofing.ca

105 ms

jquery.min.js

jquery.min.js

14 ms

fadeslideshow.js

fadeslideshow.js

57 ms

counter.js

counter.js

119 ms

BfAf1.jpg

BfAf1.jpg

119 ms

BfAf2.jpg

BfAf2.jpg

166 ms

BfAf3.jpg

BfAf3.jpg

137 ms

BfAf4.jpg

BfAf4.jpg

137 ms

Slide_01.jpg

Slide_01.jpg

135 ms

Slide_02.jpg

Slide_02.jpg

136 ms

Slide_03.jpg

Slide_03.jpg

184 ms

Slide_04.jpg

Slide_04.jpg

184 ms

Slide_05.jpg

Slide_05.jpg

159 ms

Slide_06.jpg

Slide_06.jpg

159 ms

Slide_07.jpg

Slide_07.jpg

159 ms

Slide_08.jpg

Slide_08.jpg

179 ms

Slide_09.jpg

Slide_09.jpg

188 ms

Slide_10.jpg

Slide_10.jpg

177 ms

Slide_11.jpg

Slide_11.jpg

205 ms

Slide_12.jpg

Slide_12.jpg

204 ms

Slide_13.jpg

Slide_13.jpg

203 ms

Slide_14.jpg

Slide_14.jpg

204 ms

Slide_15.jpg

Slide_15.jpg

211 ms

Slide_16.jpg

Slide_16.jpg

207 ms

Slide_17.jpg

Slide_17.jpg

218 ms

Slide_18.jpg

Slide_18.jpg

223 ms

Ad_Photo_House.jpg

Ad_Photo_House.jpg

222 ms

Logo_NR_Big.jpg

Logo_NR_Big.jpg

221 ms

NRButton-Company.jpg

NRButton-Company.jpg

222 ms

NRButton-ServiceArea.jpg

NRButton-ServiceArea.jpg

220 ms

NRButton-FreeEstimates.jpg

NRButton-FreeEstimates.jpg

231 ms

NRButton-Flat-Roofing.jpg

NRButton-Flat-Roofing.jpg

239 ms

NRButton-Guarantee.jpg

NRButton-Guarantee.jpg

233 ms

NRButton-PhotoGallery.jpg

NRButton-PhotoGallery.jpg

238 ms

NRButton-RecycledShingles.jpg

NRButton-RecycledShingles.jpg

238 ms

NRButton-CustomerComments.jpg

NRButton-CustomerComments.jpg

233 ms

NRButton-Contact.jpg

NRButton-Contact.jpg

242 ms

Photo_02.jpg

Photo_02.jpg

247 ms

Logo_Ideal_Big.jpg

Logo_Ideal_Big.jpg

247 ms

text.php

text.php

124 ms

loading.gif

loading.gif

162 ms

Accessibility Review

nationalroofing.ca accessibility score

61

Accessibility Issues

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

nationalroofing.ca 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nationalroofing.ca SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nationalroofing.ca 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 Nationalroofing.ca main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

nationalroofing.ca

Open Graph description is not detected on the main page of National Roofing. 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: