Tools & Wizards About Us
jazzmessengers.com screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

jazzmessengers.com

Record and Vinyl Store specialized in Jazz Music

Page Load Speed

11.5 sec in total

First Response

410 ms

Resources Loaded

9.8 sec

Page Rendered

1.3 sec

jazzmessengers.com screenshot

About Website

Visit jazzmessengers.com now to see the best up-to-date Jazz Messengers content for Germany and also check out these interesting facts you probably never knew about jazzmessengers.com

Music Store Specialized in the Sale of Jazz Records and Vinyl. The Best Prices and the Best Online Offers in Jazz Music Records and Vinyl. Special Jazz Collections.

Visit jazzmessengers.com

Key Findings

We analyzed Jazzmessengers.com page load time and found that the first response time was 410 ms and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

jazzmessengers.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value27.5 s

0/100

10%

TBT (Total Blocking Time)

Value15,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.168

71/100

15%

TTI (Time to Interactive)

Value32.3 s

0/100

10%

Network Requests Diagram

jazzmessengers.com

410 ms

www.jazzmessengers.com

6845 ms

bootstrap.min.css

545 ms

animate.css

424 ms

global.css

533 ms

Our browser made a total of 242 requests to load all elements on the main page. We found that 20% of them (48 requests) were addressed to the original Jazzmessengers.com, 15% (36 requests) were made to Img2.jazzmessengers.com and 15% (36 requests) were made to Img3.jazzmessengers.com. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain Jazzmessengers.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (33%)

Content Size

6.8 MB

After Optimization

4.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jazzmessengers.com main page is 6.8 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. Only a small number of websites need less resources to load. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 682.7 kB

  • Original 774.4 kB
  • After minification 612.6 kB
  • After compression 91.8 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. This page needs HTML code to be minified as it can gain 161.8 kB, which is 21% 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 682.7 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 54.4 kB

  • Original 4.1 MB
  • After minification 4.0 MB

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. Jazz Messengers images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 1.1 MB

  • Original 1.4 MB
  • After minification 1.1 MB
  • After compression 332.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.1 MB or 77% of the original size.

CSS Optimization

-85%

Potential reduce by 431.5 kB

  • Original 509.8 kB
  • After minification 494.2 kB
  • After compression 78.4 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. Jazzmessengers.com needs all CSS files to be minified and compressed as it can save up to 431.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (11%)

Requests Now

237

After Optimization

210

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 237 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazz Messengers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jazzmessengers.com

jazzmessengers.com

410 ms

www.jazzmessengers.com

www.jazzmessengers.com

6845 ms

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225 ms

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227 ms

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452 ms

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collect

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Accessibility Review

jazzmessengers.com accessibility score

71

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

ARIA input fields do not have accessible names

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

Form elements do not have associated labels

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

jazzmessengers.com best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jazzmessengers.com SEO score

82

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Jazzmessengers.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 Jazzmessengers.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

jazzmessengers.com

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