8.1 sec in total
1.1 sec
6.2 sec
766 ms
Click here to check amazing GRANDJUMP Shueisha content for Japan. Otherwise, check out these important facts you probably never knew about grandjump.shueisha.co.jp
2011年11月16日(水)に集英社から創刊された青年漫画誌グランドジャンプ[GRANDJUMP]公式サイト。人気作品の試し読みも。毎月第1・第3水曜日発売。オトナ漫画の新定番。
Visit grandjump.shueisha.co.jpWe analyzed Grandjump.shueisha.co.jp page load time and found that the first response time was 1.1 sec and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
grandjump.shueisha.co.jp performance score
name
value
score
weighting
Value2.9 s
53/100
10%
Value42.3 s
0/100
25%
Value7.7 s
24/100
10%
Value2,760 ms
3/100
30%
Value1.008
2/100
15%
Value50.2 s
0/100
10%
1135 ms
563 ms
584 ms
591 ms
1177 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 98% of them (123 requests) were addressed to the original Grandjump.shueisha.co.jp, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Grandjump.shueisha.co.jp.
Page size can be reduced by 264.6 kB (12%)
2.2 MB
1.9 MB
In fact, the total size of Grandjump.shueisha.co.jp main page is 2.2 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. 55% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 26.6 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. 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 26.6 kB or 80% of the original size.
Potential reduce by 112.1 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. GRANDJUMP Shueisha images are well optimized though.
Potential reduce by 111.0 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 111.0 kB or 66% of the original size.
Potential reduce by 15.0 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. Grandjump.shueisha.co.jp needs all CSS files to be minified and compressed as it can save up to 15.0 kB or 84% of the original size.
Number of requests can be reduced by 9 (7%)
123
114
The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of GRANDJUMP Shueisha. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
grandjump.shueisha.co.jp
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toppage.css
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navi.css
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jquery.bxslider.css
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jquery-1.11.1.min.js
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grandjump.shueisha.co.jp 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
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
ARIA toggle fields 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.
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.
grandjump.shueisha.co.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
grandjump.shueisha.co.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
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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Grandjump.shueisha.co.jp 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 Grandjump.shueisha.co.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.
grandjump.shueisha.co.jp
Open Graph description is not detected on the main page of GRANDJUMP Shueisha. 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: