Tools & Wizards About Us
jaldersonandson.co.uk screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

jaldersonandson.co.uk

Asbestos Removal, Thermal Insulation and Roofing Contractors - J Alderson & Son

Page Load Speed

5.7 sec in total

First Response

53 ms

Resources Loaded

5.2 sec

Page Rendered

378 ms

jaldersonandson.co.uk screenshot

About Website

Visit jaldersonandson.co.uk now to see the best up-to-date J Alderson And Son content and also check out these interesting facts you probably never knew about jaldersonandson.co.uk

Licensed Asbestos Removal and Surveying, Thermal Insulation and Commercial Roofing Contractors. Repairs, Installation and Surveys Yorkshire & the UK.

Visit jaldersonandson.co.uk

Key Findings

We analyzed Jaldersonandson.co.uk page load time and found that the first response time was 53 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

jaldersonandson.co.uk performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

18/100

25%

SI (Speed Index)

Value12.5 s

3/100

10%

TBT (Total Blocking Time)

Value1,460 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.076

95/100

15%

TTI (Time to Interactive)

Value17.9 s

4/100

10%

Network Requests Diagram

www.jaldersonandson.co.uk

53 ms

style.min.css

400 ms

styles.css

340 ms

settings.css

336 ms

js_composer.min.css

504 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 70% of them (80 requests) were addressed to the original Jaldersonandson.co.uk, 23% (26 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Jaldersonandson.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 367.3 kB (12%)

Content Size

3.0 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jaldersonandson.co.uk main page is 3.0 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 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 96.0 kB

  • Original 118.5 kB
  • After minification 114.6 kB
  • After compression 22.5 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 96.0 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 129.0 kB

  • Original 2.3 MB
  • After minification 2.1 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. J Alderson And Son images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 89.2 kB

  • Original 409.9 kB
  • After minification 409.9 kB
  • After compression 320.7 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 89.2 kB or 22% of the original size.

CSS Optimization

-27%

Potential reduce by 53.1 kB

  • Original 198.8 kB
  • After minification 198.8 kB
  • After compression 145.8 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. Jaldersonandson.co.uk needs all CSS files to be minified and compressed as it can save up to 53.1 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (61%)

Requests Now

85

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J Alderson And Son. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.jaldersonandson.co.uk

www.jaldersonandson.co.uk

53 ms

style.min.css

style.min.css

400 ms

styles.css

styles.css

340 ms

settings.css

settings.css

336 ms

js_composer.min.css

js_composer.min.css

504 ms

prettyPhoto.css

prettyPhoto.css

339 ms

font-awesome.min.css

font-awesome.min.css

344 ms

simple-line-icons.css

simple-line-icons.css

682 ms

font-awesome-social.css

font-awesome-social.css

677 ms

flaticon.css

flaticon.css

679 ms

animate.css

animate.css

673 ms

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711 ms

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wp-mediaelement.min.css

820 ms

mediaelementplayer.css

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1004 ms

bootstrapValidator.min.css

bootstrapValidator.min.css

992 ms

bootstrap.min.css

bootstrap.min.css

1089 ms

style.css

style.css

1077 ms

responsive.css

responsive.css

1027 ms

default.css

default.css

1138 ms

mb.YTPlayer.css

mb.YTPlayer.css

1313 ms

shortcodes.css

shortcodes.css

1323 ms

gdpr-main.css

gdpr-main.css

1341 ms

jquery.min.js

jquery.min.js

1480 ms

jquery-migrate.min.js

jquery-migrate.min.js

1405 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

1729 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

1751 ms

bootstrapValidator.min.js

bootstrapValidator.min.js

1754 ms

bootstrap.min.js

bootstrap.min.js

1714 ms

general.js

general.js

1720 ms

jquery.carousel.min.js

jquery.carousel.min.js

1804 ms

carousel-custom.js

carousel-custom.js

2042 ms

isotope.min.css

isotope.min.css

2036 ms

prettyPhoto.min.css

prettyPhoto.min.css

2114 ms

wp-polyfill-inert.min.js

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2114 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

2115 ms

wp-polyfill.min.js

wp-polyfill.min.js

2498 ms

api.js

api.js

38 ms

index.js

index.js

2496 ms

index.js

index.js

2165 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

2254 ms

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mediaelement-migrate.min.js

2163 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

2159 ms

jquery.main.js

jquery.main.js

2582 ms

modernizr.min.js

modernizr.min.js

2305 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

2148 ms

main.js

main.js

2246 ms

js_composer_front.min.js

js_composer_front.min.js

2205 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

2203 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

2420 ms

jquery.prettyPhoto.min.js

jquery.prettyPhoto.min.js

2364 ms

webfont.js

webfont.js

102 ms

asbestos-page-bg.jpg

asbestos-page-bg.jpg

1226 ms

j-alderson-logo.png

j-alderson-logo.png

1127 ms

asbestos-removal-company.jpg

asbestos-removal-company.jpg

1421 ms

thermal-insulation-pipework.jpg

thermal-insulation-pipework.jpg

1561 ms

commercial-roofers2.jpg

commercial-roofers2.jpg

1659 ms

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Asbestos-Removal-and-Surveying-570x370.jpg

1080 ms

Thermal-Insulation-Contractors1-570x370.jpg

Thermal-Insulation-Contractors1-570x370.jpg

1569 ms

Industrial-Roofing-Repairs-and-Cladding1-570x370.jpg

Industrial-Roofing-Repairs-and-Cladding1-570x370.jpg

1599 ms

HELP-LINK-001-50x50.jpg

HELP-LINK-001-50x50.jpg

1484 ms

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1735 ms

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1747 ms

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1913 ms

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1902 ms

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1915 ms

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1969 ms

IMG_1850-50x50.jpg

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2042 ms

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2066 ms

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2284 ms

asbestos-removal.jpg

asbestos-removal.jpg

2395 ms

j-alderson.jpg

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2343 ms

acad-logo1.png

acad-logo1.png

2306 ms

safe-contractor.png

safe-contractor.png

2301 ms

flaticon.woff

flaticon.woff

2325 ms

analytics.js

analytics.js

360 ms

css

css

364 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2343 ms

9001-logo.jpg

9001-logo.jpg

2350 ms

chas-logo.jpg

chas-logo.jpg

2325 ms

tica-logo.png

tica-logo.png

2264 ms

collect

collect

76 ms

construction-line-logo.png

construction-line-logo.png

2254 ms

js

js

117 ms

gdpr-logo.png

gdpr-logo.png

2186 ms

recaptcha__en.js

recaptcha__en.js

41 ms

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S6uyw4BMUTPHjx4wWA.woff

78 ms

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79 ms

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101 ms

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108 ms

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109 ms

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108 ms

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109 ms

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109 ms

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147 ms

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146 ms

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149 ms

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149 ms

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148 ms

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148 ms

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148 ms

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150 ms

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1812 ms

Accessibility Review

jaldersonandson.co.uk accessibility score

80

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.

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

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

jaldersonandson.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

jaldersonandson.co.uk SEO score

93

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

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 Jaldersonandson.co.uk 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 Jaldersonandson.co.uk 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

jaldersonandson.co.uk

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