Tools & Wizards About Us
vswitchusave.co.uk screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

vswitchusave.co.uk

Switch Energy Supplier - Compare Gas & Electricity Prices UK – V Switch U Save

Page Load Speed

2.6 sec in total

First Response

101 ms

Resources Loaded

1.7 sec

Page Rendered

760 ms

vswitchusave.co.uk screenshot

About Website

Welcome to vswitchusave.co.uk homepage info - get ready to check V Switch U Save best content for India right away, or after learning these important things about vswitchusave.co.uk

Compare Gas and Electricity suppliers Online, Switch to a cheapest Energy provider and Save money on Energy bills. You can do the Comparison & Switching either Online or over a phone call.

Visit vswitchusave.co.uk

Key Findings

We analyzed Vswitchusave.co.uk page load time and found that the first response time was 101 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

vswitchusave.co.uk performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value5.3 s

57/100

10%

TBT (Total Blocking Time)

Value4,750 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.321

0/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

vswitchusave.co.uk

101 ms

www.vswitchusave.co.uk

511 ms

jquery.min.js

104 ms

drag.js

86 ms

right_click.js

88 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 72% of them (38 requests) were addressed to the original Vswitchusave.co.uk, 4% (2 requests) were made to Googletagmanager.com and 4% (2 requests) were made to Bat.bing.com. The less responsive or slowest element that took the longest time to load (511 ms) belongs to the original domain Vswitchusave.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 254.7 kB (30%)

Content Size

844.8 kB

After Optimization

590.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vswitchusave.co.uk main page is 844.8 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. 40% of websites need less resources to load. Images take 464.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 29.3 kB

  • Original 38.1 kB
  • After minification 29.8 kB
  • After compression 8.8 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 8.3 kB, which is 22% 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 29.3 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 11.3 kB

  • Original 464.0 kB
  • After minification 452.6 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. V Switch U Save images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 90.9 kB

  • Original 193.3 kB
  • After minification 193.2 kB
  • After compression 102.3 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 90.9 kB or 47% of the original size.

CSS Optimization

-82%

Potential reduce by 123.1 kB

  • Original 149.4 kB
  • After minification 142.4 kB
  • After compression 26.2 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. Vswitchusave.co.uk needs all CSS files to be minified and compressed as it can save up to 123.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (35%)

Requests Now

48

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of V Switch U Save. 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

vswitchusave.co.uk

vswitchusave.co.uk

101 ms

www.vswitchusave.co.uk

www.vswitchusave.co.uk

511 ms

jquery.min.js

jquery.min.js

104 ms

drag.js

drag.js

86 ms

right_click.js

right_click.js

88 ms

js

js

191 ms

bootstrap.css

bootstrap.css

194 ms

style.css

style.css

190 ms

bootstrap.js

bootstrap.js

188 ms

conversion.js

conversion.js

187 ms

closebtn.png

closebtn.png

258 ms

bat.js

bat.js

103 ms

british_gas.png

british_gas.png

167 ms

scottish.png

scottish.png

151 ms

utility.png

utility.png

150 ms

sse.png

sse.png

152 ms

npower.png

npower.png

151 ms

eon.png

eon.png

150 ms

extra_energy.png

extra_energy.png

289 ms

edf.png

edf.png

288 ms

ovo.png

ovo.png

289 ms

fu.png

fu.png

287 ms

circle-1.png

circle-1.png

287 ms

circle-4.png

circle-4.png

292 ms

circle-2.png

circle-2.png

325 ms

circle-3.png

circle-3.png

326 ms

icon-1.png

icon-1.png

325 ms

icon-2.png

icon-2.png

346 ms

icon-3.png

icon-3.png

345 ms

logo.png

logo.png

200 ms

ph-icon.png

ph-icon.png

200 ms

s_icon.png

s_icon.png

205 ms

twit.png

twit.png

285 ms

g+_icon.png

g+_icon.png

285 ms

blog.png

blog.png

320 ms

ssg.png

ssg.png

319 ms

comapre-f.png

comapre-f.png

319 ms

css

css

370 ms

js

js

152 ms

analytics.js

analytics.js

109 ms

5500139.js

5500139.js

138 ms

collect

collect

90 ms

5500139

5500139

116 ms

collect

collect

64 ms

clarity.js

clarity.js

28 ms

ga-audiences

ga-audiences

172 ms

banner.jpg

banner.jpg

246 ms

arr.png

arr.png

187 ms

87 ms

ufonts.com_balloon-bd-bt-bold.ttf

ufonts.com_balloon-bd-bt-bold.ttf

137 ms

livechat.ashx

livechat.ashx

110 ms

21 ms

c.gif

c.gif

36 ms

Accessibility Review

vswitchusave.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

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

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

vswitchusave.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

High

Page has valid source maps

SEO Factors

vswitchusave.co.uk SEO score

98

Search Engine Optimization Advices

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vswitchusave.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vswitchusave.co.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

vswitchusave.co.uk

Open Graph description is not detected on the main page of V Switch U Save. 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: