6.5 sec in total
834 ms
5.4 sec
260 ms
Visit tokyosymphony.jp now to see the best up-to-date TOKYO SYMPHONY content for Japan and also check out these interesting facts you probably never knew about tokyosymphony.jp
東京交響楽団 Tokyo Symphony のウェブサイト。コンサート情報、チケット購入方法、楽団の活動、ニュース、サポート会員のご紹介。
Visit tokyosymphony.jpWe analyzed Tokyosymphony.jp page load time and found that the first response time was 834 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
tokyosymphony.jp performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value0
0/100
25%
Value7.9 s
23/100
10%
Value110 ms
98/100
30%
Value0.288
42/100
15%
Value9.5 s
30/100
10%
834 ms
722 ms
951 ms
383 ms
386 ms
Our browser made a total of 107 requests to load all elements on the main page. We found that 84% of them (90 requests) were addressed to the original Tokyosymphony.jp, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Tokyosymphony.jp.
Page size can be reduced by 607.8 kB (29%)
2.1 MB
1.5 MB
In fact, the total size of Tokyosymphony.jp main page is 2.1 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. 60% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 42.3 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 42.3 kB or 76% of the original size.
Potential reduce by 73.3 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. TOKYO SYMPHONY images are well optimized though.
Potential reduce by 235.0 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 235.0 kB or 59% of the original size.
Potential reduce by 257.2 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. Tokyosymphony.jp needs all CSS files to be minified and compressed as it can save up to 257.2 kB or 83% of the original size.
Number of requests can be reduced by 45 (44%)
102
57
The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TOKYO SYMPHONY. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
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tokyosymphony.jp accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
tokyosymphony.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
tokyosymphony.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Page is blocked from indexing
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tokyosymphony.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Tokyosymphony.jp 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.
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tokyosymphony.jp
Open Graph data is detected on the main page of TOKYO SYMPHONY. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: