Tools & Wizards About Us
nottinghamenergycentre.co.uk screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

nottinghamenergycentre.co.uk

FDG Group Renewable Energy | Solar PV Energy in Nottingham, Derby

Page Load Speed

5.9 sec in total

First Response

1.1 sec

Resources Loaded

4.1 sec

Page Rendered

661 ms

nottinghamenergycentre.co.uk screenshot

About Website

Click here to check amazing Nottingham Energy Centre content. Otherwise, check out these important facts you probably never knew about nottinghamenergycentre.co.uk

Calling all businesses in Nottingham. For commercial solar PV or other renewable energy solutions plus plenty of expert advice, contact FDG Group today.

Visit nottinghamenergycentre.co.uk

Key Findings

We analyzed Nottinghamenergycentre.co.uk page load time and found that the first response time was 1.1 sec and then it took 4.7 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

nottinghamenergycentre.co.uk performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value18.4 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.536

14/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

Network Requests Diagram

nottinghamenergycentre.co.uk

1144 ms

wp-emoji-release.min.js

141 ms

builder.css

223 ms

captcha_form_main.css

239 ms

formcraft-signature.css

239 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 69% of them (59 requests) were addressed to the original Nottinghamenergycentre.co.uk, 15% (13 requests) were made to Embed.tawk.to and 5% (4 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 Nottinghamenergycentre.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 203.3 kB (10%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nottinghamenergycentre.co.uk main page is 2.0 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. 65% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 108.4 kB

  • Original 127.1 kB
  • After minification 111.9 kB
  • After compression 18.7 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 15.2 kB, which is 12% 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 108.4 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 54.8 kB

  • Original 1.3 MB
  • After minification 1.3 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. Nottingham Energy Centre images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 25.1 kB

  • Original 474.8 kB
  • After minification 474.8 kB
  • After compression 449.6 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

-19%

Potential reduce by 15.0 kB

  • Original 78.0 kB
  • After minification 78.0 kB
  • After compression 63.0 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. Nottinghamenergycentre.co.uk needs all CSS files to be minified and compressed as it can save up to 15.0 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (74%)

Requests Now

80

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nottingham Energy Centre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nottinghamenergycentre.co.uk

nottinghamenergycentre.co.uk

1144 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

141 ms

builder.css

builder.css

223 ms

captcha_form_main.css

captcha_form_main.css

239 ms

formcraft-signature.css

formcraft-signature.css

239 ms

form-tabular.css

form-tabular.css

243 ms

style.min.css

style.min.css

243 ms

formcraft-common.css

formcraft-common.css

250 ms

form.css

form.css

306 ms

bld-public.css

bld-public.css

317 ms

wprev-public_combine.css

wprev-public_combine.css

318 ms

gdpr-main.css

gdpr-main.css

325 ms

jquery.min.js

jquery.min.js

408 ms

jquery-migrate.min.js

jquery-migrate.min.js

332 ms

fc_modal.js

fc_modal.js

387 ms

tooltip.min.js

tooltip.min.js

397 ms

awesomplete.min.js

awesomplete.min.js

397 ms

core.min.js

core.min.js

405 ms

mouse.min.js

mouse.min.js

422 ms

form.min.js

form.min.js

470 ms

form-multi-page.js

form-multi-page.js

476 ms

captcha_form_main.js

captcha_form_main.js

477 ms

signature.min.js

signature.min.js

486 ms

formcraft-signature-front.js

formcraft-signature-front.js

487 ms

form-tabular.js

form-tabular.js

500 ms

uikit2-1517fdf2.js

uikit2-1517fdf2.js

557 ms

wk-scripts-6e469014.js

wk-scripts-6e469014.js

556 ms

pixel.js

pixel.js

35 ms

js

js

64 ms

js

js

112 ms

theme.css

theme.css

667 ms

custom.css

custom.css

603 ms

uikit.js

uikit.js

604 ms

autocomplete.js

autocomplete.js

636 ms

search.js

search.js

665 ms

sticky.js

sticky.js

673 ms

tooltip.js

tooltip.js

679 ms

Chart.js

Chart.js

678 ms

social.js

social.js

745 ms

icon-font.min.css

icon-font.min.css

102 ms

theme.js

theme.js

705 ms

wprev-public-com-min.js

wprev-public-com-min.js

620 ms

main.js

main.js

538 ms

wp-embed.min.js

wp-embed.min.js

613 ms

fbevents.js

fbevents.js

74 ms

js

js

66 ms

analytics.js

analytics.js

60 ms

js

js

121 ms

css

css

150 ms

collect

collect

147 ms

collect

collect

144 ms

logo.png

logo.png

170 ms

home-banner.png

home-banner.png

655 ms

home-get-quote-top-a.png

home-get-quote-top-a.png

264 ms

home-video.gif

home-video.gif

912 ms

home-solar-guy.png

home-solar-guy.png

264 ms

home-hies-banner.jpg

home-hies-banner.jpg

265 ms

home-finance-banner.jpg

home-finance-banner.jpg

265 ms

2018NatBdgSpecComSolarPVInstal.jpg

2018NatBdgSpecComSolarPVInstal.jpg

266 ms

mcs-logo.jpg

mcs-logo.jpg

266 ms

gas-safe.png

gas-safe.png

265 ms

niceic-logo.jpg

niceic-logo.jpg

406 ms

tsi-logo.jpg

tsi-logo.jpg

406 ms

check-a-trade.jpg

check-a-trade.jpg

405 ms

hies-logo.jpg

hies-logo.jpg

406 ms

gdpr-logo-rectangle.png

gdpr-logo-rectangle.png

428 ms

gdpr-logo.png

gdpr-logo.png

429 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

479 ms

MaterialIcons-Regular.woff

MaterialIcons-Regular.woff

481 ms

home-get-quote-bottom-a.png

home-get-quote-bottom-a.png

472 ms

Linearicons-Free.ttf

Linearicons-Free.ttf

213 ms

default

default

345 ms

js

js

164 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

61 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

61 ms

twk-event-polyfill.js

twk-event-polyfill.js

77 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

204 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

69 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

64 ms

twk-main.js

twk-main.js

70 ms

twk-vendor.js

twk-vendor.js

169 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

215 ms

twk-chunk-common.js

twk-chunk-common.js

194 ms

twk-runtime.js

twk-runtime.js

85 ms

twk-app.js

twk-app.js

128 ms

Accessibility Review

nottinghamenergycentre.co.uk accessibility score

85

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

nottinghamenergycentre.co.uk best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nottinghamenergycentre.co.uk SEO score

83

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

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

High

Tap targets are not sized appropriately

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 Nottinghamenergycentre.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 Nottinghamenergycentre.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

nottinghamenergycentre.co.uk

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