11.8 sec in total
556 ms
10.8 sec
507 ms
Click here to check amazing Daikan content for Japan. Otherwise, check out these important facts you probably never knew about daikan.ac.jp
ブライダル・ホテル・旅行・鉄道・エアライン・語学を学ぶなら大阪観光専門学校。グループ創立55年の歴史と54,000人を超える卒業生の実績から就職に強い。文部科学省の職業実践課程認定校です。
Visit daikan.ac.jpWe analyzed Daikan.ac.jp page load time and found that the first response time was 556 ms and then it took 11.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
daikan.ac.jp performance score
name
value
score
weighting
Value7.5 s
1/100
10%
Value10.1 s
0/100
25%
Value18.6 s
0/100
10%
Value5,910 ms
0/100
30%
Value0.663
8/100
15%
Value40.8 s
0/100
10%
556 ms
1336 ms
352 ms
716 ms
368 ms
Our browser made a total of 208 requests to load all elements on the main page. We found that 96% of them (199 requests) were addressed to the original Daikan.ac.jp, 3% (6 requests) were made to Google.com and 0% (1 request) were made to B92.yahoo.co.jp. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Daikan.ac.jp.
Page size can be reduced by 1.7 MB (36%)
4.8 MB
3.1 MB
In fact, the total size of Daikan.ac.jp main page is 4.8 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. 45% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.
Potential reduce by 65.0 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 18.4 kB, which is 24% 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 65.0 kB or 85% of the original size.
Potential reduce by 1.4 MB
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, Daikan needs image optimization as it can save up to 1.4 MB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 151.7 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 151.7 kB or 67% of the original size.
Potential reduce by 71.2 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. Daikan.ac.jp needs all CSS files to be minified and compressed as it can save up to 71.2 kB or 84% of the original size.
Number of requests can be reduced by 59 (29%)
204
145
The browser has sent 204 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Daikan. 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 10 to 1 for CSS and as a result speed up the page load time.
daikan.ac.jp
556 ms
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daikan.ac.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.
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
<frame> or <iframe> elements do not have a title
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.
daikan.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
daikan.ac.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Daikan.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 Daikan.ac.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.
daikan.ac.jp
Open Graph description is not detected on the main page of Daikan. 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: