8.1 sec in total
1.7 sec
5.2 sec
1.2 sec
Click here to check amazing Sedorikeiken content for Japan. Otherwise, check out these important facts you probably never knew about sedorikeiken.com
Visit sedorikeiken.comWe analyzed Sedorikeiken.com page load time and found that the first response time was 1.7 sec and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
sedorikeiken.com performance score
name
value
score
weighting
Value2.5 s
68/100
10%
Value4.5 s
37/100
25%
Value4.4 s
74/100
10%
Value70 ms
99/100
30%
Value0.004
100/100
15%
Value4.3 s
85/100
10%
1739 ms
506 ms
1233 ms
554 ms
507 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 36% of them (36 requests) were addressed to the original Sedorikeiken.com, 11% (11 requests) were made to Unitika.xsrv.jp and 8% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Unitika.xsrv.jp.
Page size can be reduced by 466.8 kB (29%)
1.6 MB
1.1 MB
In fact, the total size of Sedorikeiken.com main page is 1.6 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. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 68.5 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. 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 68.5 kB or 81% of the original size.
Potential reduce by 224.7 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, Sedorikeiken needs image optimization as it can save up to 224.7 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 139.8 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 139.8 kB or 53% of the original size.
Potential reduce by 33.8 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. Sedorikeiken.com needs all CSS files to be minified and compressed as it can save up to 33.8 kB or 83% of the original size.
Number of requests can be reduced by 38 (39%)
97
59
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sedorikeiken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
sedorikeiken.com
1739 ms
style.css
506 ms
jquery.js
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jquery-migrate.min.js
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style.css
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adsbygoogle.js
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cpavh202.js
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click.js
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wp-embed.min.js
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widgets.js
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sedorikeiken.com 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
button, link, and menuitem elements do not have accessible names.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
sedorikeiken.com 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
General
Impact
Issue
Detected JavaScript libraries
sedorikeiken.com 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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sedorikeiken.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Sedorikeiken.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.
sedorikeiken.com
Open Graph description is not detected on the main page of Sedorikeiken. 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: