Tools & Wizards About Us

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

rk-brussels.com

Academy of Music and Arts Rimsky-Korsakov

Page Load Speed

823 ms in total

First Response

55 ms

Resources Loaded

496 ms

Page Rendered

272 ms

About Website

Welcome to rk-brussels.com homepage info - get ready to check Rk Brussels best content right away, or after learning these important things about rk-brussels.com

Academie de musique Rimsky-Korsakov

Visit rk-brussels.com

Key Findings

We analyzed Rk-brussels.com page load time and found that the first response time was 55 ms and then it took 768 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

rk-brussels.com performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value1,660 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

rk-brussels.com

55 ms

qt=q:95

194 ms

1696329653-7f2b2040b8c50cbb4a7791c7d18524570f660c132a1bedb358e9577340cc33b0-d

53 ms

844259547

389 ms

script.js

115 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 13% of them (1 request) were addressed to the original Rk-brussels.com, 63% (5 requests) were made to Img1.wsimg.com and 13% (1 request) were made to I.vimeocdn.com. The less responsive or slowest element that took the longest time to load (389 ms) relates to the external source Player.vimeo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 487.0 kB (50%)

Content Size

982.6 kB

After Optimization

495.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rk-brussels.com main page is 982.6 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 497.7 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 132.5 kB

  • Original 152.3 kB
  • After minification 152.3 kB
  • After compression 19.8 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 132.5 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 52 B

  • Original 332.6 kB
  • After minification 332.5 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. Rk Brussels images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 354.4 kB

  • Original 497.7 kB
  • After minification 497.7 kB
  • After compression 143.3 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 354.4 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (43%)

Requests Now

7

After Optimization

4

  • AJAX
  • Images
  • JavaScript

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rk Brussels. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rk-brussels.com accessibility score

97

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

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

Best Practices

rk-brussels.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

rk-brussels.com SEO score

100

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

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 Rk-brussels.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 Rk-brussels.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

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