Tools & Wizards About Us

Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 61

    SEO

    Google-friendlier than
    23% of websites

jazzwise.com

Jazzwise | Jazzwise

Page Load Speed

4.5 sec in total

First Response

297 ms

Resources Loaded

3.6 sec

Page Rendered

590 ms

About Website

Welcome to jazzwise.com homepage info - get ready to check Jazzwise best content for United States right away, or after learning these important things about jazzwise.com

Jazzwise, the UK's biggest selling jazz monthly and the leading English language jazz magazine in Europe, has changed the way jazz magazines look and think with a stunning editorial and design pac...

Visit jazzwise.com

Key Findings

We analyzed Jazzwise.com page load time and found that the first response time was 297 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

jazzwise.com performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value3,650 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.445

20/100

15%

TTI (Time to Interactive)

Value24.0 s

1/100

10%

Network Requests Diagram

jazzwise.com

297 ms

www.jazzwise.com

904 ms

script.js

180 ms

bootstrap.min.css

52 ms

all.css

52 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 33% of them (49 requests) were addressed to the original Jazzwise.com, 24% (35 requests) were made to Macdndev.azureedge.net and 7% (10 requests) were made to Markallenreviews.blob.core.windows.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jazzwise.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 316.7 kB (12%)

Content Size

2.6 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jazzwise.com main page is 2.6 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 162.7 kB

  • Original 180.3 kB
  • After minification 144.1 kB
  • After compression 17.5 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. This page needs HTML code to be minified as it can gain 36.2 kB, which is 20% 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 162.7 kB or 90% of the original size.

Image Optimization

-7%

Potential reduce by 151.3 kB

  • Original 2.2 MB
  • After minification 2.0 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. Jazzwise images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.3 kB

  • Original 231.8 kB
  • After minification 231.7 kB
  • After compression 229.6 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 394 B

  • Original 23.2 kB
  • After minification 23.2 kB
  • After compression 22.8 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. Jazzwise.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 38 (34%)

Requests Now

111

After Optimization

73

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jazzwise. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

jazzwise.com accessibility score

87

Accessibility Issues

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

jazzwise.com 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

High

Page has valid source maps

SEO Factors

jazzwise.com SEO score

61

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

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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 doesn't use 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 Jazzwise.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 Jazzwise.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 Jazzwise. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: