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greenenergyuk.com screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

greenenergyuk.com

100Green | UK's Only 100% Green Gas & Electricity Supplier

Page Load Speed

2.2 sec in total

First Response

258 ms

Resources Loaded

1.7 sec

Page Rendered

262 ms

greenenergyuk.com screenshot

About Website

Click here to check amazing Green Energy UK content for United Kingdom. Otherwise, check out these important facts you probably never knew about greenenergyuk.com

We are the UK’s only supplier of 100% green gas and renewable electricity. Find out more about our ethical, sustainable energy and switch to 100Green today.

Visit greenenergyuk.com

Key Findings

We analyzed Greenenergyuk.com page load time and found that the first response time was 258 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

greenenergyuk.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

greenenergyuk.com

258 ms

www.greenenergyuk.com

246 ms

www.greenenergyuk.com

512 ms

new.css

238 ms

bootstrap.min.css

392 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 69% of them (27 requests) were addressed to the original Greenenergyuk.com, 10% (4 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (512 ms) belongs to the original domain Greenenergyuk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.3 kB (50%)

Content Size

264.9 kB

After Optimization

133.7 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Greenenergyuk.com main page is 264.9 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. 55% of websites need less resources to load. HTML takes 109.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 85.5 kB

  • Original 109.6 kB
  • After minification 94.3 kB
  • After compression 24.1 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 15.4 kB, which is 14% 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 85.5 kB or 78% of the original size.

JavaScript Optimization

-24%

Potential reduce by 24.5 kB

  • Original 102.9 kB
  • After minification 102.7 kB
  • After compression 78.4 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 24.5 kB or 24% of the original size.

CSS Optimization

-41%

Potential reduce by 21.2 kB

  • Original 52.4 kB
  • After minification 52.4 kB
  • After compression 31.2 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. Greenenergyuk.com needs all CSS files to be minified and compressed as it can save up to 21.2 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (39%)

Requests Now

31

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Green Energy UK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

greenenergyuk.com

greenenergyuk.com

258 ms

www.greenenergyuk.com

www.greenenergyuk.com

246 ms

www.greenenergyuk.com

www.greenenergyuk.com

512 ms

new.css

new.css

238 ms

bootstrap.min.css

bootstrap.min.css

392 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

465 ms

bootstrap.min.js

bootstrap.min.js

389 ms

jquery-ui.min.js

jquery-ui.min.js

326 ms

js

js

66 ms

tp.widget.bootstrap.min.js

tp.widget.bootstrap.min.js

22 ms

player.js

player.js

44 ms

new.js

new.js

252 ms

UtilityFunctions.js

UtilityFunctions.js

252 ms

energytypes.js

energytypes.js

331 ms

twocolquote.js

twocolquote.js

333 ms

snippet.js

snippet.js

27 ms

gtm.js

gtm.js

70 ms

css2

css2

68 ms

Header_Fields.webp

Header_Fields.webp

156 ms

WhichLogo.webp

WhichLogo.webp

109 ms

Sparkling.webp

Sparkling.webp

110 ms

EKO.webp

EKO.webp

110 ms

Tide.webp

Tide.webp

107 ms

HTS_Deckchairs.webp

HTS_Deckchairs.webp

170 ms

WhichLogoStack.webp

WhichLogoStack.webp

182 ms

GoodShoppingGuide.webp

GoodShoppingGuide.webp

182 ms

Uswitch.webp

Uswitch.webp

182 ms

BestBuy.webp

BestBuy.webp

182 ms

23_Years_Logo.webp

23_Years_Logo.webp

229 ms

AppStore.webp

AppStore.webp

249 ms

GooglePlay.webp

GooglePlay.webp

248 ms

CheckList_White.webp

CheckList_White.webp

251 ms

875547931

875547931

153 ms

100Footer.webp

100Footer.webp

188 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w-.ttf

22 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

36 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Ew-.ttf

50 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

51 ms

api.js

api.js

27 ms

Accessibility Review

greenenergyuk.com accessibility score

89

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

[id] attributes on active, focusable elements are not unique

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

greenenergyuk.com 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

greenenergyuk.com SEO score

85

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Greenenergyuk.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 Greenenergyuk.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

greenenergyuk.com

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