Tools & Wizards About Us
jandaandersonroofing.co.uk screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

jandaandersonroofing.co.uk

Roofing Glasgow | J & A Anderson Roofing | Roof Services

Page Load Speed

3.4 sec in total

First Response

225 ms

Resources Loaded

2.8 sec

Page Rendered

371 ms

jandaandersonroofing.co.uk screenshot

About Website

Welcome to jandaandersonroofing.co.uk homepage info - get ready to check Janda Anderson Roofing best content right away, or after learning these important things about jandaandersonroofing.co.uk

J & A Anderson Roofing Ltd Glasgow, Scotland are a roofing and building maintenance company who specialise in new tiled roofs, roof repairs and slate roofs.

Visit jandaandersonroofing.co.uk

Key Findings

We analyzed Jandaandersonroofing.co.uk page load time and found that the first response time was 225 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

jandaandersonroofing.co.uk performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

jandaandersonroofing.co.uk

225 ms

jandaandersonroofing.co.uk

1545 ms

autoptimize_70d9ef97fc03be499bda908cb85a0cac.css

479 ms

js

72 ms

css

41 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 37% of them (16 requests) were addressed to the original Jandaandersonroofing.co.uk, 16% (7 requests) were made to Lh3.googleusercontent.com and 14% (6 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Jandaandersonroofing.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.5 kB (20%)

Content Size

789.3 kB

After Optimization

627.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jandaandersonroofing.co.uk main page is 789.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 352.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 59.7 kB

  • Original 78.7 kB
  • After minification 78.6 kB
  • After compression 19.0 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 59.7 kB or 76% of the original size.

Image Optimization

-15%

Potential reduce by 7.7 kB

  • Original 51.0 kB
  • After minification 43.3 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. Obviously, Janda Anderson Roofing needs image optimization as it can save up to 7.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 44.7 kB

  • Original 352.1 kB
  • After minification 352.1 kB
  • After compression 307.3 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 44.7 kB or 13% of the original size.

CSS Optimization

-16%

Potential reduce by 49.4 kB

  • Original 307.6 kB
  • After minification 307.6 kB
  • After compression 258.1 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. Jandaandersonroofing.co.uk needs all CSS files to be minified and compressed as it can save up to 49.4 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (40%)

Requests Now

30

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Janda Anderson Roofing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jandaandersonroofing.co.uk

jandaandersonroofing.co.uk

225 ms

jandaandersonroofing.co.uk

jandaandersonroofing.co.uk

1545 ms

autoptimize_70d9ef97fc03be499bda908cb85a0cac.css

autoptimize_70d9ef97fc03be499bda908cb85a0cac.css

479 ms

js

js

72 ms

css

css

41 ms

all.css

all.css

49 ms

v4-shims.css

v4-shims.css

61 ms

jquery.min.js

jquery.min.js

252 ms

css

css

57 ms

autoptimize_single_3b9ae0f0ff7f6cb13f8f2121fe75dc2f.css

autoptimize_single_3b9ae0f0ff7f6cb13f8f2121fe75dc2f.css

245 ms

hooks.min.js

hooks.min.js

246 ms

i18n.min.js

i18n.min.js

248 ms

rbtools.min.js

rbtools.min.js

577 ms

rs6.min.js

rs6.min.js

579 ms

loader.js

loader.js

51 ms

autoptimize_aa649be3cc3d59c7f6fd3dad82613d95.js

autoptimize_aa649be3cc3d59c7f6fd3dad82613d95.js

580 ms

logo.svg

logo.svg

48 ms

AATXAJxd1GAfxwIdZ3VZ4vmzucgkf7kfIwtWTpOwRgjI=s120-c-c-rp-w64-h64-mo-br100

AATXAJxd1GAfxwIdZ3VZ4vmzucgkf7kfIwtWTpOwRgjI=s120-c-c-rp-w64-h64-mo-br100

152 ms

AOh14GiC_Ywq68OZP70-rhvirTX6NT11SaoGAbHqVnV3ZMw=s120-c-c-rp-w64-h64-mo-br100

AOh14GiC_Ywq68OZP70-rhvirTX6NT11SaoGAbHqVnV3ZMw=s120-c-c-rp-w64-h64-mo-br100

375 ms

AOh14GgQzX_yql1YPzK56SgxuoZVMjPh-mdPEQRJ47jvjA=s120-c-c-rp-w64-h64-mo-br100

AOh14GgQzX_yql1YPzK56SgxuoZVMjPh-mdPEQRJ47jvjA=s120-c-c-rp-w64-h64-mo-br100

480 ms

AATXAJwT44Q302kHqcBoawCRUzWW_kFZhD8mdeflQjqA=s120-c-c-rp-w64-h64-mo-br100

AATXAJwT44Q302kHqcBoawCRUzWW_kFZhD8mdeflQjqA=s120-c-c-rp-w64-h64-mo-br100

373 ms

AOh14GheWE96qCheUCwFkzrEo5NUhjunjHMqEUhi_Zyf8Q=s120-c-c-rp-w64-h64-mo-br100

AOh14GheWE96qCheUCwFkzrEo5NUhjunjHMqEUhi_Zyf8Q=s120-c-c-rp-w64-h64-mo-br100

514 ms

AOh14GhIMLqDiIMZ8TjGW7ggDaKlg2fAf7CiRFH60pLjWA=s120-c-c-rp-w64-h64-mo-ba2-br100

AOh14GhIMLqDiIMZ8TjGW7ggDaKlg2fAf7CiRFH60pLjWA=s120-c-c-rp-w64-h64-mo-ba2-br100

376 ms

AATXAJw2t35sADf6bRQpo73Bx-C9pTNCqoi6YUl52U_z=s120-c-c-rp-w64-h64-mo-ba4-br100

AATXAJw2t35sADf6bRQpo73Bx-C9pTNCqoi6YUl52U_z=s120-c-c-rp-w64-h64-mo-ba4-br100

374 ms

fa-v4compatibility.ttf

fa-v4compatibility.ttf

136 ms

fa-regular-400.ttf

fa-regular-400.ttf

213 ms

fa-brands-400.ttf

fa-brands-400.ttf

289 ms

fa-solid-900.ttf

fa-solid-900.ttf

290 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

234 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Hw5aX8.ttf

289 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

290 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

326 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aX8.ttf

327 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

344 ms

fontello.woff

fontello.woff

300 ms

f.svg

f.svg

119 ms

h.svg

h.svg

187 ms

icon.svg

icon.svg

184 ms

e.svg

e.svg

185 ms

JandA_Logo_512x226px.png

JandA_Logo_512x226px.png

190 ms

dummy.png

dummy.png

126 ms

JandA_Logo_512x226px.png

JandA_Logo_512x226px.png

113 ms

hp-glasgow-roofing.webp

hp-glasgow-roofing.webp

117 ms

Accessibility Review

jandaandersonroofing.co.uk accessibility score

93

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.

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

jandaandersonroofing.co.uk 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

SEO Factors

jandaandersonroofing.co.uk 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 Jandaandersonroofing.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 Jandaandersonroofing.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

jandaandersonroofing.co.uk

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