6 sec in total
909 ms
4.9 sec
193 ms
Click here to check amazing Icu H content for Japan. Otherwise, check out these important facts you probably never knew about icu-h.ed.jp
ICU高校(国際基督教大学高等学校)のオフィシャルウェブサイト。入学試験・学校説明会に関する情報や、卒業後の進路、学生生活、授業内容などについて紹介しています。
Visit icu-h.ed.jpWe analyzed Icu-h.ed.jp page load time and found that the first response time was 909 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
icu-h.ed.jp performance score
name
value
score
weighting
Value6.6 s
2/100
10%
Value39.2 s
0/100
25%
Value18.4 s
0/100
10%
Value530 ms
55/100
30%
Value0.003
100/100
15%
Value18.3 s
3/100
10%
909 ms
573 ms
1720 ms
594 ms
607 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 97% of them (72 requests) were addressed to the original Icu-h.ed.jp, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Icu-h.ed.jp.
Page size can be reduced by 292.1 kB (47%)
615.3 kB
323.3 kB
In fact, the total size of Icu-h.ed.jp main page is 615.3 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. 25% of websites need less resources to load. Javascripts take 303.7 kB which makes up the majority of the site volume.
Potential reduce by 11.5 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 11.5 kB or 71% of the original size.
Potential reduce by 18.5 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. Icu H images are well optimized though.
Potential reduce by 240.7 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 240.7 kB or 79% of the original size.
Potential reduce by 21.5 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. Icu-h.ed.jp needs all CSS files to be minified and compressed as it can save up to 21.5 kB or 85% of the original size.
Number of requests can be reduced by 21 (29%)
73
52
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Icu H. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
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icu-h.ed.jp 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.
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
icu-h.ed.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
Page has valid source maps
icu-h.ed.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Icu-h.ed.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 Icu-h.ed.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.
{{og_description}}
icu-h.ed.jp
Open Graph description is not detected on the main page of Icu H. 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: