Tools & Wizards About Us
norfolkrenewablemaintenance.co.uk screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

norfolkrenewablemaintenance.co.uk

Norfolk Plumbing, Heating & Renewables Ltd - Plumbing, Solar PV & Air & Ground Source Heat Pumps

Page Load Speed

4.8 sec in total

First Response

235 ms

Resources Loaded

4.3 sec

Page Rendered

187 ms

norfolkrenewablemaintenance.co.uk screenshot

About Website

Welcome to norfolkrenewablemaintenance.co.uk homepage info - get ready to check Norfolk Renewablemaintenance best content right away, or after learning these important things about norfolkrenewablemaintenance.co.uk

Norfolk Plumbing, Heating & Renewables Ltd provides installation, maintenance & repairs for Solar PV, Biomass Boilers, Air/Ground Source Heat Pumps & Solar Thermal.

Visit norfolkrenewablemaintenance.co.uk

Key Findings

We analyzed Norfolkrenewablemaintenance.co.uk page load time and found that the first response time was 235 ms and then it took 4.5 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

norfolkrenewablemaintenance.co.uk performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.042

99/100

15%

TTI (Time to Interactive)

Value11.0 s

20/100

10%

Network Requests Diagram

www.norfolkphr.co.uk

235 ms

www.norfolkphr.co.uk

381 ms

grid.css

137 ms

style.css

386 ms

search.css

296 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Norfolkrenewablemaintenance.co.uk, 4% (2 requests) were made to Maxcdn.bootstrapcdn.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Norfolkphr.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 552.3 kB (18%)

Content Size

3.1 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Norfolkrenewablemaintenance.co.uk main page is 3.1 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. 35% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 13.7 kB

  • Original 17.3 kB
  • After minification 14.3 kB
  • After compression 3.6 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. This page needs HTML code to be minified as it can gain 3.0 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 13.7 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 108.1 kB

  • Original 2.6 MB
  • After minification 2.5 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. Norfolk Renewablemaintenance images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 311.2 kB

  • Original 424.3 kB
  • After minification 363.6 kB
  • After compression 113.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 311.2 kB or 73% of the original size.

CSS Optimization

-89%

Potential reduce by 119.3 kB

  • Original 134.0 kB
  • After minification 101.8 kB
  • After compression 14.7 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. Norfolkrenewablemaintenance.co.uk needs all CSS files to be minified and compressed as it can save up to 119.3 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (60%)

Requests Now

40

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Norfolk Renewablemaintenance. 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 from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.norfolkphr.co.uk

www.norfolkphr.co.uk

235 ms

www.norfolkphr.co.uk

www.norfolkphr.co.uk

381 ms

grid.css

grid.css

137 ms

style.css

style.css

386 ms

search.css

search.css

296 ms

camera.css

camera.css

313 ms

contact-form.css

contact-form.css

299 ms

jquery.js

jquery.js

635 ms

jquery-migrate-1.2.1.js

jquery-migrate-1.2.1.js

424 ms

device.min.js

device.min.js

436 ms

core.min.js

core.min.js

650 ms

script.js

script.js

462 ms

rd-script.js

rd-script.js

523 ms

animate.css

animate.css

309 ms

css

css

31 ms

font-awesome.min.css

font-awesome.min.css

28 ms

logo.png

logo.png

122 ms

header-logos.JPG

header-logos.JPG

134 ms

gcert-icon.jpg

gcert-icon.jpg

143 ms

heatpumps-icon.JPG

heatpumps-icon.JPG

152 ms

solarpv-icon.JPG

solarpv-icon.JPG

139 ms

services-bottomimage-solarpv.jpg

services-bottomimage-solarpv.jpg

461 ms

solarpv-icon.jpg

solarpv-icon.jpg

237 ms

services-bottomimage-heatpumps.jpg

services-bottomimage-heatpumps.jpg

488 ms

heatpumps-icon.jpg

heatpumps-icon.jpg

250 ms

services-bottomimage-biomass.jpg

services-bottomimage-biomass.jpg

508 ms

analytics.js

analytics.js

35 ms

jquery.cookie.js

jquery.cookie.js

239 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

312 ms

tmstickup.js

tmstickup.js

322 ms

jquery.ui.totop.js

jquery.ui.totop.js

354 ms

superfish.js

superfish.js

446 ms

jquery.rd-navbar.js

jquery.rd-navbar.js

449 ms

wow.js

wow.js

495 ms

jquery.mobile.customized.min.js

jquery.mobile.customized.min.js

539 ms

camera.js

camera.js

593 ms

jquery.rd-parallax.js

jquery.rd-parallax.js

590 ms

P5sfzZCDf9_T_3cV7NCUECyoxNk37cxcABrHdwcoaZQz.woff

P5sfzZCDf9_T_3cV7NCUECyoxNk37cxcABrHdwcoaZQz.woff

25 ms

P5sfzZCDf9_T_3cV7NCUECyoxNk3CstcABrHdwcoaZQz.woff

P5sfzZCDf9_T_3cV7NCUECyoxNk3CstcABrHdwcoaZQz.woff

52 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

13 ms

collect

collect

13 ms

js

js

64 ms

camera-loader.gif

camera-loader.gif

110 ms

page-1_slide06.jpg

page-1_slide06.jpg

291 ms

page-1_slide05.jpg

page-1_slide05.jpg

1759 ms

Accessibility Review

norfolkrenewablemaintenance.co.uk accessibility score

50

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

norfolkrenewablemaintenance.co.uk 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

norfolkrenewablemaintenance.co.uk SEO score

62

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Norfolkrenewablemaintenance.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 Norfolkrenewablemaintenance.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

norfolkrenewablemaintenance.co.uk

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