Tools & Wizards About Us
central-london-cbt.com screenshot

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

central-london-cbt.com

High Intensity Cognitive Behavioural Therapy Training

Page Load Speed

2.5 sec in total

First Response

473 ms

Resources Loaded

1.9 sec

Page Rendered

120 ms

central-london-cbt.com screenshot

About Website

Visit central-london-cbt.com now to see the best up-to-date Central London Cbt content and also check out these interesting facts you probably never knew about central-london-cbt.com

Professional Cognitive Behavioural Therapy training, so you can offer your clients the most up to date evidence based psychological interventions for a wide range of presenting difficulties.

Visit central-london-cbt.com

Key Findings

We analyzed Central-london-cbt.com page load time and found that the first response time was 473 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

central-london-cbt.com performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

central-london-cbt.com

473 ms

style.css

157 ms

jquery-1-11-1.js

850 ms

script.js

215 ms

dialog_box.js

217 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Central-london-cbt.com and no external sources were called. The less responsive or slowest element that took the longest time to load (850 ms) belongs to the original domain Central-london-cbt.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 267.8 kB (52%)

Content Size

519.1 kB

After Optimization

251.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Central-london-cbt.com main page is 519.1 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. Only 10% of websites need less resources to load. Javascripts take 293.8 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 4.4 kB

  • Original 6.7 kB
  • After minification 6.3 kB
  • After compression 2.3 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 4.4 kB or 66% of the original size.

Image Optimization

-1%

Potential reduce by 1.7 kB

  • Original 204.2 kB
  • After minification 202.4 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. Central London Cbt images are well optimized though.

JavaScript Optimization

-85%

Potential reduce by 250.0 kB

  • Original 293.8 kB
  • After minification 153.5 kB
  • After compression 43.8 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 250.0 kB or 85% of the original size.

CSS Optimization

-80%

Potential reduce by 11.6 kB

  • Original 14.4 kB
  • After minification 10.9 kB
  • After compression 2.8 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. Central-london-cbt.com needs all CSS files to be minified and compressed as it can save up to 11.6 kB or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Central London Cbt. According to our analytics all requests are already optimized.

Network Requests Diagram

central-london-cbt.com

central-london-cbt.com

473 ms

style.css

style.css

157 ms

jquery-1-11-1.js

jquery-1-11-1.js

850 ms

script.js

script.js

215 ms

dialog_box.js

dialog_box.js

217 ms

CityScapeB.jpg

CityScapeB.jpg

560 ms

cbt-logo.png

cbt-logo.png

116 ms

home-icon.png

home-icon.png

135 ms

corner-down.png

corner-down.png

137 ms

corner-up.png

corner-up.png

147 ms

royal-holloway-logo.jpg

royal-holloway-logo.jpg

210 ms

nhs-logo.jpg

nhs-logo.jpg

441 ms

babcp-logo.jpg

babcp-logo.jpg

347 ms

Accessibility Review

central-london-cbt.com accessibility score

89

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

Links do not have a discernible name

Best Practices

central-london-cbt.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

central-london-cbt.com SEO score

85

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

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 doesn't use 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 Central-london-cbt.com 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 Central-london-cbt.com 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

central-london-cbt.com

Open Graph description is not detected on the main page of Central London Cbt. 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: