Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

kfx.org.uk

KFx Drug Consultancy Initiative - Learning of Substance

Page Load Speed

3 sec in total

First Response

277 ms

Resources Loaded

2.6 sec

Page Rendered

127 ms

kfx.org.uk screenshot

About Website

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

KFx is a drug consultancy initiative run by Kevin Flemen. It seeks to balance a large amount of common sense with up-to-date harm reduction and drug policy information.

Visit kfx.org.uk

Key Findings

We analyzed Kfx.org.uk page load time and found that the first response time was 277 ms and then it took 2.7 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

kfx.org.uk performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

85/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value340 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

kfx.org.uk

277 ms

default.css

99 ms

popups.js

186 ms

mootools.js

194 ms

slimbox.js

192 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 43% of them (22 requests) were addressed to the original Kfx.org.uk, 35% (18 requests) were made to Static.xx.fbcdn.net and 6% (3 requests) were made to Scontent-iad3-1.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source External-iad3-2.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.6 kB (8%)

Content Size

185.0 kB

After Optimization

169.4 kB

In fact, the total size of Kfx.org.uk main page is 185.0 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. 45% of websites need less resources to load. Images take 150.5 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 7.5 kB

  • Original 11.1 kB
  • After minification 10.2 kB
  • After compression 3.6 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. 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 7.5 kB or 68% of the original size.

Image Optimization

-5%

Potential reduce by 6.9 kB

  • Original 150.5 kB
  • After minification 143.6 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. KFx images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 389 B

  • Original 17.4 kB
  • After minification 17.4 kB
  • After compression 17.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 787 B

  • Original 6.0 kB
  • After minification 6.0 kB
  • After compression 5.2 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. Kfx.org.uk needs all CSS files to be minified and compressed as it can save up to 787 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (69%)

Requests Now

48

After Optimization

15

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KFx. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kfx.org.uk accessibility score

58

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

kfx.org.uk best practices score

67

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

kfx.org.uk SEO score

69

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

Image elements do not have [alt] attributes

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 Kfx.org.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 Kfx.org.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 KFx. 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: