Tools & Wizards About Us

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

vitasunn.co.uk

Melatonin Supplement and Nutrition Store | Vitasunn Nutritionals

Page Load Speed

3.7 sec in total

First Response

270 ms

Resources Loaded

3.3 sec

Page Rendered

110 ms

About Website

Visit vitasunn.co.uk now to see the best up-to-date Vitasunn content and also check out these interesting facts you probably never knew about vitasunn.co.uk

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Key Findings

We analyzed Vitasunn.co.uk page load time and found that the first response time was 270 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

vitasunn.co.uk performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value2,890 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

Network Requests Diagram

vitasunn.co.uk

270 ms

www.vitasunn.com

258 ms

www.vitasunn.com

91 ms

vitasunn.com

1766 ms

css

103 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Vitasunn.co.uk, 25% (14 requests) were made to Cdn11.bigcommerce.com and 16% (9 requests) were made to Cdn2.bigcommerce.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Vitasunn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 112.4 kB (26%)

Content Size

439.0 kB

After Optimization

326.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vitasunn.co.uk main page is 439.0 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 241.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 104.0 kB

  • Original 135.6 kB
  • After minification 115.7 kB
  • After compression 31.6 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 19.9 kB, which is 15% 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 104.0 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 4 B

  • Original 241.7 kB
  • After minification 241.7 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. Vitasunn images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 8.4 kB

  • Original 49.7 kB
  • After minification 49.7 kB
  • After compression 41.3 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 8.4 kB or 17% of the original size.

CSS Optimization

-0%

Potential reduce by 15 B

  • Original 12.1 kB
  • After minification 12.1 kB
  • After compression 12.1 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. Vitasunn.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 30 (60%)

Requests Now

50

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vitasunn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vitasunn.co.uk accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

High

[role]s do not have all required [aria-*] attributes

High

ARIA IDs are not unique

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

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

vitasunn.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

vitasunn.co.uk SEO score

84

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

Links are not crawlable

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vitasunn.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 Vitasunn.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

Open Graph description is not detected on the main page of Vitasunn. 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: