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cdstrong.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

cdstrong.com

Trusted Commercial and Residential Roofing - CD Strong Construction

Page Load Speed

1.8 sec in total

First Response

32 ms

Resources Loaded

962 ms

Page Rendered

855 ms

cdstrong.com screenshot

About Website

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

CD Strong Construction is the leading St. Louis roofing company. We strive to provide outstanding customer service, and services at a reasonable cost.

Visit cdstrong.com

Key Findings

We analyzed Cdstrong.com page load time and found that the first response time was 32 ms and then it took 1.8 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

cdstrong.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value3,430 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.213

58/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

Network Requests Diagram

cdstrong.com

32 ms

www.cdstrong.com

88 ms

uc-block.bundle.js

64 ms

loader.js

59 ms

stream.js

101 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 9% of them (3 requests) were addressed to the original Cdstrong.com, 22% (7 requests) were made to Lirp.cdn-website.com and 16% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (700 ms) relates to the external source Lirp.cdn-website.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 152.4 kB (11%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cdstrong.com main page is 1.3 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. Javascripts take 610.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 149.1 kB

  • Original 183.6 kB
  • After minification 176.9 kB
  • After compression 34.6 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 149.1 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 489.4 kB
  • After minification 489.4 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. CD Strong images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.3 kB

  • Original 610.2 kB
  • After minification 610.2 kB
  • After compression 607.0 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

-0%

Potential reduce by 0 B

  • Original 59.9 kB
  • After minification 59.9 kB
  • After compression 59.9 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. Cdstrong.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (61%)

Requests Now

28

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CD Strong. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cdstrong.com

cdstrong.com

32 ms

www.cdstrong.com

www.cdstrong.com

88 ms

uc-block.bundle.js

uc-block.bundle.js

64 ms

loader.js

loader.js

59 ms

stream.js

stream.js

101 ms

jquery-3.7.0.min.js

jquery-3.7.0.min.js

60 ms

d-js-one-runtime-unified-desktop.min.js

d-js-one-runtime-unified-desktop.min.js

133 ms

d-js-jquery-migrate.min.js

d-js-jquery-migrate.min.js

133 ms

js

js

192 ms

swap.js

swap.js

140 ms

widget.js

widget.js

341 ms

loader.js

loader.js

175 ms

logo+-+CD+strong-1920w.png

logo+-+CD+strong-1920w.png

300 ms

CD+Strong+Horizontal+Logo.svg

CD+Strong+Horizontal+Logo.svg

102 ms

DkjaxdsndkU

DkjaxdsndkU

260 ms

CD-Strong-Commercial-Roofing-1920w.jpg

CD-Strong-Commercial-Roofing-1920w.jpg

355 ms

CD-homepage-commercial-1092w.jpg

CD-homepage-commercial-1092w.jpg

254 ms

CD-homepage-residential-1092w.jpg

CD-homepage-residential-1092w.jpg

252 ms

image_roofing-contractor-carrying-shingles_unsplash-1920w.jpg

image_roofing-contractor-carrying-shingles_unsplash-1920w.jpg

352 ms

Old+Composite+Roof+with+Damage_Adobe+Stock-1920w.jpeg

Old+Composite+Roof+with+Damage_Adobe+Stock-1920w.jpeg

353 ms

CDStrongJanBlog1-1920w.jpg

CDStrongJanBlog1-1920w.jpg

700 ms

bundle.js

bundle.js

139 ms

gtm.js

gtm.js

176 ms

undefined

undefined

90 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

22 ms

www-player.css

www-player.css

33 ms

www-embed-player.js

www-embed-player.js

59 ms

base.js

base.js

100 ms

widget_app_1725367019229.js

widget_app_1725367019229.js

94 ms

ad_status.js

ad_status.js

199 ms

7ESZfzt6B-auShnY1KkIRp8yP8-UPE-sKM1mi9LhusY.js

7ESZfzt6B-auShnY1KkIRp8yP8-UPE-sKM1mi9LhusY.js

109 ms

embed.js

embed.js

34 ms

Accessibility Review

cdstrong.com accessibility score

96

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

Links do not have a discernible name

Best Practices

cdstrong.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

cdstrong.com SEO score

93

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

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

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 Cdstrong.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 Cdstrong.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

cdstrong.com

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