Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

jellyfish.co.uk

We Give Brands a Platform to Perform - Jellyfish UK

Page Load Speed

3.7 sec in total

First Response

466 ms

Resources Loaded

3 sec

Page Rendered

180 ms

jellyfish.co.uk screenshot

About Website

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

We’re a marketing company for the digital world where success demands a creative, multi-platform mindset. Find out why we are more than just an agency.

Visit jellyfish.co.uk

Key Findings

We analyzed Jellyfish.co.uk page load time and found that the first response time was 466 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster. This domain responded with an error, which can significantly jeopardize Jellyfish.co.uk rating and web reputation

Performance Metrics

jellyfish.co.uk performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value1,110 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

jellyfish.co.uk

466 ms

base.css

159 ms

amazium.css

157 ms

layout.css

477 ms

fancybox.css

161 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 78% of them (82 requests) were addressed to the original Jellyfish.co.uk, 3% (3 requests) were made to Ajax.aspnetcdn.com and 2% (2 requests) were made to Cdn.clicktale.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Jellyfish.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 586.7 kB (43%)

Content Size

1.3 MB

After Optimization

762.3 kB

In fact, the total size of Jellyfish.co.uk main page is 1.3 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. 45% of websites need less resources to load. Images take 581.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 33.6 kB

  • Original 45.1 kB
  • After minification 42.0 kB
  • After compression 11.5 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 33.6 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 12.4 kB

  • Original 581.6 kB
  • After minification 569.2 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. Jellyfish images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 320.7 kB

  • Original 474.8 kB
  • After minification 405.8 kB
  • After compression 154.1 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 320.7 kB or 68% of the original size.

CSS Optimization

-89%

Potential reduce by 219.9 kB

  • Original 247.5 kB
  • After minification 184.1 kB
  • After compression 27.6 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. Jellyfish.co.uk needs all CSS files to be minified and compressed as it can save up to 219.9 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 72 (73%)

Requests Now

98

After Optimization

26

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jellyfish. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jellyfish.co.uk accessibility score

81

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

Document doesn't have a <title> element

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

jellyfish.co.uk best practices score

83

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

SEO Factors

jellyfish.co.uk SEO score

62

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

Document doesn't have a <title> element

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

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 Jellyfish.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 Jellyfish.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 Jellyfish. 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: