26.1 sec in total
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Click here to check amazing Iosys content for Japan. Otherwise, check out these important facts you probably never knew about iosys.co.jp
2万台超えの豊富な在庫、お得な中古スマホ・白ロムが盛りだくさん!イオシスは創業25年以上、東京秋葉原、新宿・大阪日本橋・名古屋大須・福岡天神の店舗かネット通販でお買い物いただけます。人気の最新スマホから格安SIMフリー、大画面タブレットまでお取り揃え!
Visit iosys.co.jpWe analyzed Iosys.co.jp page load time and found that the first response time was 2.6 sec and then it took 23.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
iosys.co.jp performance score
name
value
score
weighting
Value4.2 s
20/100
10%
Value10.7 s
0/100
25%
Value10.7 s
7/100
10%
Value1,050 ms
25/100
30%
Value0.068
96/100
15%
Value19.4 s
2/100
10%
2559 ms
349 ms
533 ms
358 ms
374 ms
Our browser made a total of 262 requests to load all elements on the main page. We found that 76% of them (199 requests) were addressed to the original Iosys.co.jp, 15% (40 requests) were made to Pbs.twimg.com and 2% (5 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Iosys.co.jp.
Page size can be reduced by 818.2 kB (13%)
6.2 MB
5.3 MB
In fact, the total size of Iosys.co.jp main page is 6.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 5.4 MB which makes up the majority of the site volume.
Potential reduce by 165.9 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 23.6 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 165.9 kB or 90% of the original size.
Potential reduce by 186.3 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. Iosys images are well optimized though.
Potential reduce by 240.4 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 240.4 kB or 67% of the original size.
Potential reduce by 225.7 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. Iosys.co.jp needs all CSS files to be minified and compressed as it can save up to 225.7 kB or 84% of the original size.
Number of requests can be reduced by 32 (12%)
259
227
The browser has sent 259 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iosys. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
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iosys.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 input fields do not have accessible names
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
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.
iosys.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
General
Impact
Issue
Detected JavaScript libraries
iosys.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 doesn't use legible font sizes
Tap targets are not sized appropriately
JA
JA
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iosys.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 Iosys.co.jp main page’s claimed encoding is euc-jp. 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.
iosys.co.jp
Open Graph description is not detected on the main page of Iosys. 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: