Report Summary

  • 18

    Performance

    Renders faster than
    35% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 86

    SEO

    Google-friendlier than
    61% of websites

southern-electric.co.uk

Energy Supplier, Phone & Broadband, Boiler Cover - SSE

Page Load Speed

6.9 sec in total

First Response

277 ms

Resources Loaded

6 sec

Page Rendered

536 ms

southern-electric.co.uk screenshot

About Website

Visit southern-electric.co.uk now to see the best up-to-date Southern Electric content for United Kingdom and also check out these interesting facts you probably never knew about southern-electric.co.uk

SSE supplies energy, phone and broadband to UK homes as well as boiler cover. See if you could save with our great value tariffs and home services products.

Visit southern-electric.co.uk

Key Findings

We analyzed Southern-electric.co.uk page load time and found that the first response time was 277 ms and then it took 6.6 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

southern-electric.co.uk performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value7,690 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value14.9 s

8/100

10%

Network Requests Diagram

southern-electric.co.uk

277 ms

www.southern-electric.co.uk

790 ms

ektron.js

255 ms

ektron.site-data.js.ashx

288 ms

ektronJs.ashx

447 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 57% of them (55 requests) were addressed to the original Southern-electric.co.uk, 4% (4 requests) were made to Google.com and 3% (3 requests) were made to Googleadservices.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Southern-electric.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (63%)

Content Size

3.4 MB

After Optimization

1.3 MB

In fact, the total size of Southern-electric.co.uk main page is 3.4 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 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 75.1 kB

  • Original 106.2 kB
  • After minification 99.6 kB
  • After compression 31.1 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. 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 75.1 kB or 71% of the original size.

Image Optimization

-44%

Potential reduce by 663.9 kB

  • Original 1.5 MB
  • After minification 831.4 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, Southern Electric needs image optimization as it can save up to 663.9 kB or 44% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 897.6 kB

  • Original 1.2 MB
  • After minification 936.8 kB
  • After compression 313.2 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 897.6 kB or 74% of the original size.

CSS Optimization

-85%

Potential reduce by 509.8 kB

  • Original 602.8 kB
  • After minification 510.5 kB
  • After compression 92.9 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. Southern-electric.co.uk needs all CSS files to be minified and compressed as it can save up to 509.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (68%)

Requests Now

80

After Optimization

26

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Southern Electric. 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 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

southern-electric.co.uk accessibility score

91

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

Best Practices

southern-electric.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

High

Page has valid source maps

SEO Factors

southern-electric.co.uk SEO score

86

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

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 Southern-electric.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 Southern-electric.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

Open Graph description is not detected on the main page of Southern Electric. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: