Tools & Wizards About Us
cantorion.org screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

cantorion.org

Home - Cantorion - Free sheet music, free scores

Page Load Speed

1.2 sec in total

First Response

270 ms

Resources Loaded

776 ms

Page Rendered

107 ms

cantorion.org screenshot

About Website

Welcome to cantorion.org homepage info - get ready to check Cantorion best content for Italy right away, or after learning these important things about cantorion.org

Cantorion is a free sheet music repository and a free concert listing diary that anyone can contribute to.

Visit cantorion.org

Key Findings

We analyzed Cantorion.org page load time and found that the first response time was 270 ms and then it took 883 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

cantorion.org performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value4.5 s

71/100

10%

TBT (Total Blocking Time)

Value3,560 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

cantorion.org

270 ms

common.en.css

143 ms

dynamicscripts.php

165 ms

common.js

170 ms

adsbygoogle.js

159 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Cantorion.org, 53% (9 requests) were made to Cdn3.cantorion.org and 12% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (270 ms) belongs to the original domain Cantorion.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 56.2 kB (11%)

Content Size

495.9 kB

After Optimization

439.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cantorion.org main page is 495.9 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. 40% of websites need less resources to load. Javascripts take 309.5 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 52.7 kB

  • Original 72.1 kB
  • After minification 71.8 kB
  • After compression 19.4 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 52.7 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 65 B

  • Original 60.3 kB
  • After minification 60.3 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. Cantorion images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 621 B

  • Original 309.5 kB
  • After minification 309.5 kB
  • After compression 308.9 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

-5%

Potential reduce by 2.8 kB

  • Original 53.9 kB
  • After minification 53.9 kB
  • After compression 51.1 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. Cantorion.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (60%)

Requests Now

15

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cantorion. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cantorion.org

cantorion.org

270 ms

common.en.css

common.en.css

143 ms

dynamicscripts.php

dynamicscripts.php

165 ms

common.js

common.js

170 ms

adsbygoogle.js

adsbygoogle.js

159 ms

header.png

header.png

25 ms

dot.png

dot.png

26 ms

e564ba098fa0b94fb4bbfb6c4e3665e3_130.jpg

e564ba098fa0b94fb4bbfb6c4e3665e3_130.jpg

29 ms

dc.js

dc.js

7 ms

mobile.css

mobile.css

44 ms

__utm.gif

__utm.gif

52 ms

all.js

all.js

56 ms

print.css

print.css

47 ms

show_ads_impl.js

show_ads_impl.js

257 ms

ga-audiences

ga-audiences

44 ms

fontawesome.css

fontawesome.css

7 ms

all.js

all.js

8 ms

Accessibility Review

cantorion.org accessibility score

89

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

Best Practices

cantorion.org best practices score

67

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cantorion.org SEO score

95

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 Cantorion.org 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 Cantorion.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

cantorion.org

Open Graph description is not detected on the main page of Cantorion. 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: