33.9 sec in total
Click here to check amazing T Dance A content for Japan. Otherwise, check out these important facts you probably never knew about t-dance-a.biz
Zumba®（ズンバ）の曲名・動画リストです。ZIN（ジン）の全曲の（一覧）。 レッスンで使われている最新曲（2022年）や人気曲、Youtube（ユーチューブ）、振り付け（コリオ）など。（MOVE・田村泰彦）Visit t-dance-a.biz
We analyzed T-dance-a.biz page load time and found that the first response time was 1.1 sec and then it took 32.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
t-dance-a.biz performance score
Our browser made a total of 23 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original T-dance-a.biz, 43% (10 requests) were made to Machinemusic.org and 13% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Machinemusic.org.
Page size can be reduced by 680.7 kB (80%)
In fact, the total size of T-dance-a.biz main page is 851.5 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. 50% of websites need less resources to load. HTML takes 693.0 kB which makes up the majority of the site volume.
Potential reduce by 588.9 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 124.2 kB, which is 18% 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 588.9 kB or 85% of the original size.
Potential reduce by 1 B
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. T Dance A images are well optimized though.
Potential reduce by 63.3 kB
Potential reduce by 28.5 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. T-dance-a.biz needs all CSS files to be minified and compressed as it can save up to 28.5 kB or 83% of the original size.
Number of requests can be reduced by 7 (33%)
t-dance-a.biz accessibility score
These are opportunities to improve the legibility of your content.
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.
<frame> or <iframe> elements do not have a title
These are opportunities to improve keyboard navigation in your application.
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.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
t-dance-a.biz best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
Browser errors were logged to the console
t-dance-a.biz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise T-dance-a.biz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Japanese. Our system also found out that T-dance-a.biz 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.
Open Graph description is not detected on the main page of T Dance A. 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: