Tools & Wizards About Us
vbcmaf.org screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

vbcmaf.org

Vienna Boys Choir Music Academy Foundation | vbc music children education | Hong Kong Island, Hong Kong

Page Load Speed

2.6 sec in total

First Response

194 ms

Resources Loaded

2.3 sec

Page Rendered

74 ms

vbcmaf.org screenshot

About Website

Welcome to vbcmaf.org homepage info - get ready to check Vbc Maf best content right away, or after learning these important things about vbcmaf.org

The Vienna Boys Choir Music Academy Foundation is a member of the Vienna Boys Choir family founded in October 2015 in Hong Kong. The Foundation is dedicated to cultivating talents with global consciou...

Visit vbcmaf.org

Key Findings

We analyzed Vbcmaf.org page load time and found that the first response time was 194 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

vbcmaf.org performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value19.0 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value3,260 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

Network Requests Diagram

www.vbcmaf.org

194 ms

minified.js

43 ms

focus-within-polyfill.js

43 ms

polyfill.min.js

43 ms

8875.e26292eb.bundle.min.js

194 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Vbcmaf.org, 41% (23 requests) were made to Static.wixstatic.com and 30% (17 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (47%)

Content Size

2.2 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vbcmaf.org main page is 2.2 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. HTML takes 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 917.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 198.5 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 917.8 kB or 82% of the original size.

Image Optimization

-13%

Potential reduce by 102.5 kB

  • Original 794.2 kB
  • After minification 691.7 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. Obviously, Vbc Maf needs image optimization as it can save up to 102.5 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.1 kB

  • Original 263.7 kB
  • After minification 263.7 kB
  • After compression 261.7 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.

Requests Breakdown

Number of requests can be reduced by 12 (30%)

Requests Now

40

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vbc Maf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.vbcmaf.org

www.vbcmaf.org

194 ms

minified.js

minified.js

43 ms

focus-within-polyfill.js

focus-within-polyfill.js

43 ms

polyfill.min.js

polyfill.min.js

43 ms

8875.e26292eb.bundle.min.js

8875.e26292eb.bundle.min.js

194 ms

thunderbolt-commons.3940b5a1.bundle.min.js

thunderbolt-commons.3940b5a1.bundle.min.js

191 ms

main.d98de0fd.bundle.min.js

main.d98de0fd.bundle.min.js

239 ms

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

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

190 ms

lodash.min.js

lodash.min.js

194 ms

react.production.min.js

react.production.min.js

190 ms

react-dom.production.min.js

react-dom.production.min.js

194 ms

browser-deprecation.bundle.es5.js

browser-deprecation.bundle.es5.js

240 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

237 ms

uySQJsJs.jpeg

uySQJsJs.jpeg

437 ms

bundle.min.js

bundle.min.js

182 ms

3dea58_763fdcc1e32943f48f4b47b7aa1bd071~mv2.jpg

3dea58_763fdcc1e32943f48f4b47b7aa1bd071~mv2.jpg

761 ms

f65c01_b9ab64e977ed4d229df1cd370a5660e5~mv2.jpg

f65c01_b9ab64e977ed4d229df1cd370a5660e5~mv2.jpg

1270 ms

cfc3c52556f94f6aaad8c06d8564476a.jpg

cfc3c52556f94f6aaad8c06d8564476a.jpg

474 ms

Irene_3.jpg

Irene_3.jpg

619 ms

Water%20C_edited.jpg

Water%20C_edited.jpg

913 ms

Gerald%20C_edited_edited.jpg

Gerald%20C_edited_edited.jpg

885 ms

f65c01_007c6a3ac82e4247a40f59320fe2e27b~mv2.jpg

f65c01_007c6a3ac82e4247a40f59320fe2e27b~mv2.jpg

717 ms

f65c01_2aba4b9a9293472e9f312e3517f3cbdf~mv2.jpg

f65c01_2aba4b9a9293472e9f312e3517f3cbdf~mv2.jpg

852 ms

3dea58_1a23c8517de8483182b52eca3c41ef44~mv2.jpg

3dea58_1a23c8517de8483182b52eca3c41ef44~mv2.jpg

961 ms

3dea58_c4bd87df722347238f1a63dfcc0951ce~mv2.jpg

3dea58_c4bd87df722347238f1a63dfcc0951ce~mv2.jpg

996 ms

3dea58_4ea0e05b1f534e5eaf7156c6efc0ab06~mv2.jpg

3dea58_4ea0e05b1f534e5eaf7156c6efc0ab06~mv2.jpg

1267 ms

3dea58_cc3d801bf66c4b9698b91e65f32a6dd1~mv2.png

3dea58_cc3d801bf66c4b9698b91e65f32a6dd1~mv2.png

1365 ms

f65c01_f74d6098c071461e9a77dcfe3114d255~mv2.jpg

f65c01_f74d6098c071461e9a77dcfe3114d255~mv2.jpg

1166 ms

f65c01_68916dcb965241a3a48c1a50d6f97555~mv2.jpg

f65c01_68916dcb965241a3a48c1a50d6f97555~mv2.jpg

1203 ms

f65c01_69229b40eca24dd7994915953f1c4c3b~mv2.jpg

f65c01_69229b40eca24dd7994915953f1c4c3b~mv2.jpg

1590 ms

f65c01_b18f29a09c224aee935e6c4d009b77ae~mv2.jpg

f65c01_b18f29a09c224aee935e6c4d009b77ae~mv2.jpg

1577 ms

f65c01_5faf8dd8c263444ca485446db9a00931~mv2.jpg

f65c01_5faf8dd8c263444ca485446db9a00931~mv2.jpg

1403 ms

f65c01_1c5a9f5a67334cf8a0d681c916312259~mv2.png

f65c01_1c5a9f5a67334cf8a0d681c916312259~mv2.png

1596 ms

f65c01_197477fb8c7e4746827caed914409027~mv2.jpg

f65c01_197477fb8c7e4746827caed914409027~mv2.jpg

1828 ms

f65c01_b5af79319f4a444b94e6811174b2559f~mv2.jpg

f65c01_b5af79319f4a444b94e6811174b2559f~mv2.jpg

1560 ms

f65c01_6c3aafedf5df4d68995a044c5d5301f4~mv2.jpg

f65c01_6c3aafedf5df4d68995a044c5d5301f4~mv2.jpg

1589 ms

f65c01_e11b2690ba684ec9878c692683ee606d~mv2.jpg

f65c01_e11b2690ba684ec9878c692683ee606d~mv2.jpg

1760 ms

181 ms

169 ms

167 ms

165 ms

164 ms

160 ms

201 ms

201 ms

195 ms

196 ms

188 ms

194 ms

deprecation-en.v5.html

deprecation-en.v5.html

6 ms

bolt-performance

bolt-performance

44 ms

deprecation-style.v5.css

deprecation-style.v5.css

9 ms

right-arrow.svg

right-arrow.svg

21 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

17 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

18 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

16 ms

Accessibility Review

vbcmaf.org accessibility score

95

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

button, link, and menuitem elements do not have accessible names.

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

vbcmaf.org 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

vbcmaf.org SEO score

97

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vbcmaf.org can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Vbcmaf.org 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

vbcmaf.org

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