Tools & Wizards About Us
centralwingchun.london screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

centralwingchun.london

Wing Chun Classes | Private Lessons | Beginners Class | Central Wing Chun London

Page Load Speed

2.2 sec in total

First Response

149 ms

Resources Loaded

2 sec

Page Rendered

55 ms

centralwingchun.london screenshot

About Website

Welcome to centralwingchun.london homepage info - get ready to check Central Wing Chun best content right away, or after learning these important things about centralwingchun.london

Wing Chun classes and private tuition in London - learn Wing Chun with Central Wing Chun. FREE trial class. Wing Chun Kung Fu videos, Wing Chun articles.

Visit centralwingchun.london

Key Findings

We analyzed Centralwingchun.london page load time and found that the first response time was 149 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

centralwingchun.london performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

68/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value3,050 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.031

100/100

15%

TTI (Time to Interactive)

Value22.5 s

1/100

10%

Network Requests Diagram

www.centralwingchun.london

149 ms

minified.js

42 ms

focus-within-polyfill.js

42 ms

polyfill.min.js

72 ms

thunderbolt-commons.b70ee867.bundle.min.js

143 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Centralwingchun.london, 23% (12 requests) were made to Sentry-next.wixpress.com and 23% (12 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (653 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (57%)

Content Size

1.8 MB

After Optimization

799.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Centralwingchun.london main page is 1.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 903.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 719.8 kB

  • Original 903.2 kB
  • After minification 901.4 kB
  • After compression 183.3 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 719.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 134.0 kB
  • After minification 134.0 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 Wing Chun images are well optimized though.

JavaScript Optimization

-43%

Potential reduce by 319.1 kB

  • Original 740.6 kB
  • After minification 740.6 kB
  • After compression 421.5 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 319.1 kB or 43% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 60.7 kB
  • After minification 60.7 kB
  • After compression 60.7 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. Centralwingchun.london has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (44%)

Requests Now

34

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Central Wing Chun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.centralwingchun.london

www.centralwingchun.london

149 ms

minified.js

minified.js

42 ms

focus-within-polyfill.js

focus-within-polyfill.js

42 ms

polyfill.min.js

polyfill.min.js

72 ms

thunderbolt-commons.b70ee867.bundle.min.js

thunderbolt-commons.b70ee867.bundle.min.js

143 ms

main.317ed945.bundle.min.js

main.317ed945.bundle.min.js

144 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

140 ms

lodash.min.js

lodash.min.js

147 ms

react.production.min.js

react.production.min.js

145 ms

react-dom.production.min.js

react-dom.production.min.js

147 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

143 ms

2014-08-19%2020_15_28.jpg

2014-08-19%2020_15_28.jpg

487 ms

rx5sBa_Ideo

rx5sBa_Ideo

190 ms

bundle.min.js

bundle.min.js

76 ms

_DSC7453_JPG.jpg

_DSC7453_JPG.jpg

441 ms

6e4691_f85ee2c1c528439d9c157039aabd9ff9~mv1.jpg

6e4691_f85ee2c1c528439d9c157039aabd9ff9~mv1.jpg

425 ms

_DSC0974-Edit.jpg

_DSC0974-Edit.jpg

133 ms

_DSC0850-Edit-Edit.jpg

_DSC0850-Edit-Edit.jpg

425 ms

6e4691_a46d497b075b4456b7460f9df30348af~mv2_d_7761_4851_s_4_2.jpg

6e4691_a46d497b075b4456b7460f9df30348af~mv2_d_7761_4851_s_4_2.jpg

445 ms

6e4691_c671b93ae4804ecba905598d9211cbcd~mv2_d_7952_5304_s_4_2.jpg

6e4691_c671b93ae4804ecba905598d9211cbcd~mv2_d_7952_5304_s_4_2.jpg

445 ms

6e4691_bd7812f578c74376b3334c34825ba248~mv2_d_7952_5304_s_4_2.jpg

6e4691_bd7812f578c74376b3334c34825ba248~mv2_d_7952_5304_s_4_2.jpg

476 ms

PETER_WEBSITE_IMAGE.jpg

PETER_WEBSITE_IMAGE.jpg

652 ms

_DSC7362-Edit.jpg

_DSC7362-Edit.jpg

653 ms

261 ms

260 ms

257 ms

258 ms

256 ms

256 ms

379 ms

378 ms

376 ms

373 ms

374 ms

370 ms

www-player.css

www-player.css

7 ms

www-embed-player.js

www-embed-player.js

29 ms

base.js

base.js

52 ms

ad_status.js

ad_status.js

157 ms

V6n6N6lR58V6YvKWzRgNRm2UbnEaYiTpGDY0zZzDx9c.js

V6n6N6lR58V6YvKWzRgNRm2UbnEaYiTpGDY0zZzDx9c.js

113 ms

embed.js

embed.js

45 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

31 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

39 ms

id

id

16 ms

Create

Create

95 ms

GenerateIT

GenerateIT

1 ms

qoe

qoe

9 ms

log_event

log_event

0 ms

deprecation-en.v5.html

deprecation-en.v5.html

6 ms

bolt-performance

bolt-performance

25 ms

deprecation-style.v5.css

deprecation-style.v5.css

10 ms

right-arrow.svg

right-arrow.svg

9 ms

Accessibility Review

centralwingchun.london accessibility score

86

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Heading elements are not in a sequentially-descending order

Best Practices

centralwingchun.london best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

centralwingchun.london 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

    EN

  • Encoding

    UTF-8

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

centralwingchun.london

Open Graph data is detected on the main page of Central Wing Chun. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: