5.7 sec in total
688 ms
4.6 sec
393 ms
Welcome to my-class.jp homepage info - get ready to check My Class best content for Japan right away, or after learning these important things about my-class.jp
オンライン授業にも対応。IT補助金対応。稼動実績No.1のスクール管理システム。全国のカルチャースクール、料理教室、大学公開講座などで多数導入。会員管理、講師管理、予約管理、スケジュール管理など最適な機能をクラウドで提供。
Visit my-class.jpWe analyzed My-class.jp page load time and found that the first response time was 688 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
my-class.jp performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value7.8 s
3/100
25%
Value8.5 s
18/100
10%
Value210 ms
89/100
30%
Value0.41
24/100
15%
Value6.2 s
61/100
10%
688 ms
350 ms
897 ms
375 ms
373 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 97% of them (56 requests) were addressed to the original My-class.jp, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain My-class.jp.
Page size can be reduced by 789.9 kB (28%)
2.8 MB
2.0 MB
In fact, the total size of My-class.jp main page is 2.8 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. 40% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.
Potential reduce by 10.9 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 2.0 kB, which is 14% 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 10.9 kB or 75% of the original size.
Potential reduce by 633.0 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. Obviously, My Class needs image optimization as it can save up to 633.0 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 82.8 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 82.8 kB or 58% of the original size.
Potential reduce by 63.3 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. My-class.jp needs all CSS files to be minified and compressed as it can save up to 63.3 kB or 81% of the original size.
Number of requests can be reduced by 8 (14%)
57
49
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of My Class. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for CSS and as a result speed up the page load time.
my-class.jp
688 ms
import.css
350 ms
plugin.js
897 ms
script.js
375 ms
pc_base.css
373 ms
pc_style.css
344 ms
pc_page.css
361 ms
tab_style.css
478 ms
tab_page.css
522 ms
sp_base.css
661 ms
sp_style.css
532 ms
sp_page.css
546 ms
analytics.js
128 ms
logo.svg
203 ms
func01.svg
370 ms
func02.svg
607 ms
func03.svg
623 ms
func04.svg
461 ms
func05.svg
464 ms
prdm01.svg
614 ms
prdm02.svg
554 ms
prdm03.svg
653 ms
prdm04.svg
807 ms
inquiry.svg
738 ms
bg_header.png
706 ms
logo.png
742 ms
icon_inquiry.svg
1071 ms
main01.jpg
2937 ms
slide01.png
855 ms
main02.jpg
2289 ms
slide02.png
937 ms
main03.jpg
2134 ms
slide03.png
1042 ms
main04.jpg
2502 ms
slide04.png
1240 ms
main05.jpg
2239 ms
slide05.png
1449 ms
func01.png
1622 ms
func02.png
1815 ms
func03.png
1987 ms
func04.png
2160 ms
func05.png
2336 ms
prdm01.png
2345 ms
prdm02.png
2420 ms
prdm03.png
2456 ms
prdm04.png
2511 ms
inquiry.png
2535 ms
slide01.svg
2596 ms
slide02.svg
2603 ms
collect
13 ms
slide03.svg
2558 ms
slide04.svg
2405 ms
slide05.svg
2487 ms
bg_info_t.png
2380 ms
bg_info_b.png
2298 ms
icon_notice.svg
2399 ms
bx_loader.gif
2388 ms
pager.png
2386 ms
my-class.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-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
my-class.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
my-class.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 uses legible font sizes
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise My-class.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 My-class.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.
my-class.jp
Open Graph description is not detected on the main page of My Class. 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: