5.4 sec in total
1.7 sec
3.3 sec
322 ms
Click here to check amazing Clubkatsudo content for Japan. Otherwise, check out these important facts you probably never knew about clubkatsudo.com
クラブ活動.comはサークル、クラブなどの活動を円滑に、楽しく、便利に行うためのグループウェアです。サークルや部活動、趣味の集まりなどのグループ運営のサポートにご利用いただくと、メンバー間の情報交換、コミュニケーションをスムーズに行うことができます。また、スケジュール管理、掲示板、出欠管理など豊富な機能が満載です。さらに全国各地から様々なジャンルの登録されたクラブを検索することができます。新たな仲...
Visit clubkatsudo.comWe analyzed Clubkatsudo.com page load time and found that the first response time was 1.7 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster. This domain responded with an error, which can significantly jeopardize Clubkatsudo.com rating and web reputation
clubkatsudo.com performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value10.3 s
0/100
25%
Value6.2 s
43/100
10%
Value580 ms
51/100
30%
Value0.311
38/100
15%
Value11.2 s
20/100
10%
1747 ms
328 ms
380 ms
191 ms
327 ms
Our browser made a total of 104 requests to load all elements on the main page. We found that 53% of them (55 requests) were addressed to the original Clubkatsudo.com, 8% (8 requests) were made to Tpc.googlesyndication.com and 7% (7 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Clubkatsudo.com.
Page size can be reduced by 475.5 kB (49%)
962.8 kB
487.2 kB
In fact, the total size of Clubkatsudo.com main page is 962.8 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. 65% of websites need less resources to load. Javascripts take 514.6 kB which makes up the majority of the site volume.
Potential reduce by 102.6 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 15.7 kB, which is 13% 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 102.6 kB or 82% of the original size.
Potential reduce by 26.5 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. Clubkatsudo images are well optimized though.
Potential reduce by 331.7 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 331.7 kB or 64% of the original size.
Potential reduce by 14.8 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. Clubkatsudo.com needs all CSS files to be minified and compressed as it can save up to 14.8 kB or 81% of the original size.
Number of requests can be reduced by 48 (48%)
100
52
The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Clubkatsudo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
clubkatsudo.com
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base.css
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formlayout.css
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horizon.gif
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top_mainillust.gif
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main_logo.gif
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menu_about_white.gif
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clubkatsudo.com 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
Heading elements are not in a sequentially-descending order
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
Form elements do not have associated labels
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.
clubkatsudo.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
clubkatsudo.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
Tap targets are not sized appropriately
JA
N/A
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Clubkatsudo.com 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 Clubkatsudo.com main page’s claimed encoding is shift_jis. 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.
clubkatsudo.com
Open Graph description is not detected on the main page of Clubkatsudo. 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: