Tools & Wizards About Us
jazzbeat.org screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

jazzbeat.org

JAZZ Books

Page Load Speed

467 ms in total

First Response

165 ms

Resources Loaded

302 ms

Page Rendered

0 ms

jazzbeat.org screenshot

About Website

Click here to check amazing JAZZ Beat content. Otherwise, check out these important facts you probably never knew about jazzbeat.org

Jazz books, jazz education material, jazz lessons, jazz CDs, DVDs, jazz gifts, jazz merchandise, jazz reviews and music websites are all found at Jazzbeat.

Visit jazzbeat.org

Key Findings

We analyzed Jazzbeat.org page load time and found that the first response time was 165 ms and then it took 302 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

jazzbeat.org performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

jazzbeat.org

165 ms

site_global.css

78 ms

master_a-master.css

140 ms

index.css

120 ms

require.js

121 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that all of those requests were addressed to Jazzbeat.org and no external sources were called. The less responsive or slowest element that took the longest time to load (165 ms) belongs to the original domain Jazzbeat.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 434.2 kB (88%)

Content Size

492.9 kB

After Optimization

58.7 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Jazzbeat.org main page is 492.9 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. 45% of websites need less resources to load. HTML takes 461.7 kB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 433.6 kB

  • Original 461.7 kB
  • After minification 317.6 kB
  • After compression 28.1 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. This page needs HTML code to be minified as it can gain 144.1 kB, which is 31% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 433.6 kB or 94% of the original size.

JavaScript Optimization

-2%

Potential reduce by 134 B

  • Original 6.6 kB
  • After minification 6.6 kB
  • After compression 6.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 487 B

  • Original 24.6 kB
  • After minification 24.6 kB
  • After compression 24.1 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. Jazzbeat.org has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JAZZ Beat. According to our analytics all requests are already optimized.

Network Requests Diagram

jazzbeat.org

jazzbeat.org

165 ms

site_global.css

site_global.css

78 ms

master_a-master.css

master_a-master.css

140 ms

index.css

index.css

120 ms

require.js

require.js

121 ms

blank.gif

blank.gif

124 ms

Accessibility Review

jazzbeat.org accessibility score

92

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

jazzbeat.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jazzbeat.org 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 Jazzbeat.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 Jazzbeat.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

jazzbeat.org

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