5.8 sec in total
1.2 sec
4 sec
523 ms
Welcome to ja.jazzdisco.org homepage info - get ready to check Ja Jazz Disco best content for Japan right away, or after learning these important things about ja.jazzdisco.org
A collector's guide to jazz music CD/FLAC, iTunes/MP3 and vinyl records (LP/EP/45/78, etc.): Blue Note, Prestige, Riverside Records (the big three labels of modern jazz); bebop, cool/west coast, hard ...
Visit ja.jazzdisco.orgWe analyzed Ja.jazzdisco.org page load time and found that the first response time was 1.2 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
ja.jazzdisco.org performance score
name
value
score
weighting
Value2.5 s
68/100
10%
Value4.5 s
37/100
25%
Value9.5 s
11/100
10%
Value2,160 ms
6/100
30%
Value0.419
23/100
15%
Value13.4 s
11/100
10%
1245 ms
1420 ms
485 ms
8 ms
208 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Ja.jazzdisco.org, 21% (9 requests) were made to Google.com and 12% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Jazzdisco.org.
Page size can be reduced by 89.2 kB (44%)
202.4 kB
113.2 kB
In fact, the total size of Ja.jazzdisco.org main page is 202.4 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 109.5 kB which makes up the majority of the site volume.
Potential reduce by 35.3 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 35.3 kB or 78% of the original size.
Potential reduce by 3.1 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. Obviously, Ja Jazz Disco needs image optimization as it can save up to 3.1 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 35.1 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 35.1 kB or 32% of the original size.
Potential reduce by 15.8 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. Ja.jazzdisco.org needs all CSS files to be minified and compressed as it can save up to 15.8 kB or 83% of the original size.
Number of requests can be reduced by 18 (50%)
36
18
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ja Jazz Disco. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
ja.jazzdisco.org
1245 ms
www.jazzdisco.org
1420 ms
default.css
485 ms
adsbygoogle.js
8 ms
jsapi
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default.css
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analytics.js
10 ms
b09.gif
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right.gif
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ca-pub-4379017621422037.js
45 ms
zrt_lookup.html
40 ms
show_ads_impl.js
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collect
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ads
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osd.js
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default.css
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ads
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default+en.css
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default+en.I.js
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banner
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m_js_controller.js
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abg.js
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favicon
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googlelogo_color_112x36dp.png
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nessie_icon_tiamat_white.png
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x_button_blue2.png
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adServer.bs
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IconOnlyCollisionMarker.png
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CollisionAdMarker.png
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Lrq7Jibxdtv2QOPyDSqncpDfQFNs3PE6SoUrUNh2GTU.js
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smds
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oxds
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ads
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Retargeting_Banner_728x90_default.jpg
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async-ads.js
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google_custom_search_watermark.gif
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small-logo.png
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clear.gif
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ui
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ja.jazzdisco.org accessibility score
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
[aria-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
ja.jazzdisco.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
ja.jazzdisco.org SEO score
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
Document uses legible font sizes
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ja.jazzdisco.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 Ja.jazzdisco.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
ja.jazzdisco.org
Open Graph description is not detected on the main page of Ja Jazz Disco. 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: