Tools & Wizards About Us
clarkdoor.com screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

clarkdoor.com

Acoustic Doors | The Market Leader in Special Purpose Doors

Page Load Speed

6 sec in total

First Response

1.1 sec

Resources Loaded

4.2 sec

Page Rendered

594 ms

clarkdoor.com screenshot

About Website

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

Clark Door is a leading innovator in the design, manufacture, installation and service of high-performance Acoustic & specialist doors.

Visit clarkdoor.com

Key Findings

We analyzed Clarkdoor.com page load time and found that the first response time was 1.1 sec and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

clarkdoor.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value1,440 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

www.clarkdoor.com

1113 ms

sdm_wp_styles.css

113 ms

style.min.css

224 ms

styles.css

319 ms

nectar-slider.css

315 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 92% of them (77 requests) were addressed to the original Clarkdoor.com, 5% (4 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Clarkdoor.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 209.2 kB (15%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Clarkdoor.com main page is 1.4 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 801.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 143.5 kB

  • Original 172.3 kB
  • After minification 166.9 kB
  • After compression 28.8 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 143.5 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 50.0 kB

  • Original 801.5 kB
  • After minification 751.5 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. Clarkdoor images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 12.4 kB

  • Original 291.9 kB
  • After minification 291.9 kB
  • After compression 279.5 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.

CSS Optimization

-2%

Potential reduce by 3.3 kB

  • Original 161.4 kB
  • After minification 161.4 kB
  • After compression 158.1 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. Clarkdoor.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 52 (69%)

Requests Now

75

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Clarkdoor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.clarkdoor.com

www.clarkdoor.com

1113 ms

sdm_wp_styles.css

sdm_wp_styles.css

113 ms

style.min.css

style.min.css

224 ms

styles.css

styles.css

319 ms

nectar-slider.css

nectar-slider.css

315 ms

style.min.css

style.min.css

313 ms

cookieblocker.min.css

cookieblocker.min.css

314 ms

swiper-bundle.min.css

swiper-bundle.min.css

339 ms

font-awesome.min.css

font-awesome.min.css

329 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

420 ms

wp-carousel-free-public.min.css

wp-carousel-free-public.min.css

421 ms

v4-shims.css

v4-shims.css

428 ms

all.css

all.css

424 ms

grid-system.css

grid-system.css

438 ms

style.css

style.css

461 ms

element-wpb-column-border.css

element-wpb-column-border.css

527 ms

css

css

35 ms

responsive.css

responsive.css

528 ms

skin-material.css

skin-material.css

533 ms

js_composer.min.css

js_composer.min.css

539 ms

salient-dynamic-styles.css

salient-dynamic-styles.css

549 ms

language-cookie.js

language-cookie.js

577 ms

jquery.min.js

jquery.min.js

636 ms

jquery-migrate.min.js

jquery-migrate.min.js

632 ms

sdm_wp_scripts.js

sdm_wp_scripts.js

649 ms

js

js

65 ms

animate.min.css

animate.min.css

656 ms

style-non-critical.css

style-non-critical.css

702 ms

jquery.fancybox.css

jquery.fancybox.css

702 ms

core.css

core.css

818 ms

slide-out-right-material.css

slide-out-right-material.css

819 ms

slide-out-right-hover.css

slide-out-right-hover.css

818 ms

anime.min.js

anime.min.js

820 ms

nectar-slider.js

nectar-slider.js

820 ms

jquery.easing.min.js

jquery.easing.min.js

821 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

943 ms

priority.js

priority.js

943 ms

nectar-slider-priority.js

nectar-slider-priority.js

952 ms

transit.min.js

transit.min.js

951 ms

waypoints.js

waypoints.js

848 ms

imagesLoaded.min.js

imagesLoaded.min.js

734 ms

hoverintent.min.js

hoverintent.min.js

684 ms

jquery.fancybox.js

jquery.fancybox.js

712 ms

stickkit.js

stickkit.js

746 ms

superfish.js

superfish.js

742 ms

init.js

init.js

842 ms

touchswipe.min.js

touchswipe.min.js

725 ms

googlesitekit-consent-mode-3d6495dceaebc28bcca3.js

googlesitekit-consent-mode-3d6495dceaebc28bcca3.js

649 ms

smush-lazy-load.min.js

smush-lazy-load.min.js

685 ms

complianz.min.js

complianz.min.js

740 ms

js_composer_front.min.js

js_composer_front.min.js

740 ms

preloader.min.js

preloader.min.js

745 ms

swiper-bundle.min.js

swiper-bundle.min.js

722 ms

wp-carousel-free-public.min.js

wp-carousel-free-public.min.js

687 ms

gtm.js

gtm.js

52 ms

CLARK_logo_col.png

CLARK_logo_col.png

623 ms

IMG_0243.jpg

IMG_0243.jpg

818 ms

SDC10064.jpg

SDC10064.jpg

925 ms

1R0A2194.jpg

1R0A2194.jpg

876 ms

Untitled-3-1.jpg

Untitled-3-1.jpg

634 ms

logo-wb.png

logo-wb.png

662 ms

bbc-logo.png

bbc-logo.png

720 ms

download.png

download.png

741 ms

logo-tate.png

logo-tate.png

723 ms

logo-pinewood.png

logo-pinewood.png

778 ms

logo-roh.png

logo-roh.png

801 ms

unilever-logo.png

unilever-logo.png

713 ms

sky-logo.png

sky-logo.png

759 ms

Siemens-Logo.png

Siemens-Logo.png

767 ms

london-underground-logo.png

london-underground-logo.png

792 ms

royal-air-force-logo.png

royal-air-force-logo.png

826 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

113 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

151 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

185 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

186 ms

fa-solid-900.woff

fa-solid-900.woff

903 ms

fa-regular-400.woff

fa-regular-400.woff

759 ms

icomoon.woff

icomoon.woff

735 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

845 ms

p-and-g-logo.png

p-and-g-logo.png

790 ms

ibm-logo.png

ibm-logo.png

809 ms

Red-Bull-logo-1-e1687956378355.png

Red-Bull-logo-1-e1687956378355.png

839 ms

logo-itv.png

logo-itv.png

803 ms

logo-ford.png

logo-ford.png

805 ms

Accessibility Review

clarkdoor.com accessibility score

88

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

clarkdoor.com best practices score

92

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

Page has valid source maps

SEO Factors

clarkdoor.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 Clarkdoor.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 Clarkdoor.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

clarkdoor.com

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