1 sec in total
475 ms
477 ms
74 ms
Click here to check amazing Opac Tosei Showa Music content for Japan. Otherwise, check out these important facts you probably never knew about opac.tosei-showa-music.ac.jp
Visit opac.tosei-showa-music.ac.jpWe analyzed Opac.tosei-showa-music.ac.jp page load time and found that the first response time was 475 ms and then it took 551 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
opac.tosei-showa-music.ac.jp performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value9.7 s
0/100
25%
Value6.9 s
34/100
10%
Value40 ms
100/100
30%
Value0.002
100/100
15%
Value5.9 s
65/100
10%
475 ms
Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Opac.tosei-showa-music.ac.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (475 ms) belongs to the original domain Opac.tosei-showa-music.ac.jp.
Page size can be reduced by 3 B (8%)
40 B
37 B
In fact, the total size of Opac.tosei-showa-music.ac.jp main page is 40 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 40 B which makes up the majority of the site volume.
Potential reduce by 3 B
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. This web page is already compressed.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
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opac.tosei-showa-music.ac.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
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
Form elements do not have associated labels
Links do not have a discernible name
opac.tosei-showa-music.ac.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
opac.tosei-showa-music.ac.jp SEO score
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
JA
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opac.tosei-showa-music.ac.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 Opac.tosei-showa-music.ac.jp main page’s claimed encoding is . 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.
{{og_description}}
opac.tosei-showa-music.ac.jp
Open Graph description is not detected on the main page of Opac Tosei Showa Music. 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: