5.5 sec in total
338 ms
4.6 sec
523 ms
Visit ra9.jp now to see the best up-to-date Ra 9 content for Japan and also check out these interesting facts you probably never knew about ra9.jp
日程調整、出欠確認が簡単便利にできる無料メーリングリスト(ML)!スマートフォン/PC/携帯に対応。サークル、幼稚園、野球チーム、サッカーやフットサルチーム、PTAなど日本全国で最も多くの方に使われています。
Visit ra9.jpWe analyzed Ra9.jp page load time and found that the first response time was 338 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.
ra9.jp performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value10.7 s
0/100
25%
Value7.9 s
23/100
10%
Value480 ms
60/100
30%
Value0.16
73/100
15%
Value12.3 s
15/100
10%
338 ms
671 ms
341 ms
21 ms
171 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 76% of them (65 requests) were addressed to the original Ra9.jp, 5% (4 requests) were made to Googletagmanager.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Ra9.jp.
Page size can be reduced by 156.4 kB (6%)
2.7 MB
2.6 MB
In fact, the total size of Ra9.jp main page is 2.7 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. 50% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.
Potential reduce by 29.6 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. This page needs HTML code to be minified as it can gain 7.8 kB, which is 20% 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 29.6 kB or 78% of the original size.
Potential reduce by 122.1 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. Ra 9 images are well optimized though.
Potential reduce by 2.5 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.2 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. Ra9.jp needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 25% of the original size.
Number of requests can be reduced by 16 (22%)
73
57
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ra 9. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.
ra9.jp
338 ms
ra9.jp
671 ms
www.ra9.jp
341 ms
all.js
21 ms
style.css
171 ms
jquery-1.9.1.min.js
499 ms
414 ms
jquery.bxslider.min.js
337 ms
validate.min.js
340 ms
couples.js
337 ms
yomon.js
335 ms
wwwra9.js
172 ms
wwwra9.js
169 ms
240321_1000x200.jpg
1452 ms
logo.png
460 ms
slsp1.png
460 ms
slsp2.png
459 ms
slsp3.png
458 ms
bnr_dl_app_store.png
459 ms
bnr_dl_google_play.png
457 ms
desktop.png
954 ms
tablet.png
627 ms
smartphone.png
626 ms
SPimage.jpg
1125 ms
teamdata.png
787 ms
ranking.png
627 ms
hp2.png
1293 ms
sc2ic1.png
791 ms
sc2ic2.png
794 ms
sc2ic3.png
953 ms
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957 ms
sc2ic5.png
962 ms
sc2ic6.png
1118 ms
sc2ic7.png
1120 ms
sec2alnh.png
1451 ms
sc3ic1.jpg
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sc3ic2.jpg
1285 ms
sc3ic3.jpg
1286 ms
sc3ic4.jpg
1290 ms
sc3ic5.jpg
1294 ms
sc3ic6.png
1451 ms
hp3.png
1783 ms
hp4.png
1622 ms
titleic.png
1459 ms
gallnh.png
2123 ms
gallnhsp.jpg
1782 ms
newra9_pro.png
1617 ms
ra9plus_logo.png
1626 ms
deaffutsal-02.png
1950 ms
240322_640x200.jpg
1282 ms
gtm.js
85 ms
lgfnh.png
1779 ms
gtm.js
395 ms
jquery.xdomainrequest.min.js
171 ms
jquery.browser.sp.js
337 ms
registration.js
337 ms
01b-sign-up_03.png
1341 ms
fb.jpg
1493 ms
tw.jpg
1496 ms
banner-top-1.jpg
1666 ms
arrx.png
1507 ms
bgpart.jpg
1656 ms
analytics.js
10 ms
pinpoint.js
680 ms
collect
25 ms
collect
32 ms
js
54 ms
collect
25 ms
js
129 ms
jquery.xdomainrequest.min.js
177 ms
arrnh.jpg
1494 ms
app_dl_bg.png
1492 ms
readmore.png
1504 ms
jquery.browser.sp.js
179 ms
registration.js
350 ms
icfootnh.png
1495 ms
arrleftbx.png
1494 ms
arrrightbx.png
1493 ms
obotai-chatbot.css
906 ms
obotai-chatbot.js
1618 ms
pp
366 ms
pixel
17 ms
pixel
29 ms
pixel
14 ms
sync
209 ms
ra9.jp accessibility score
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
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
Heading elements are not in a sequentially-descending order
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.
ra9.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
ra9.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Ra9.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 Ra9.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.
ra9.jp
Open Graph description is not detected on the main page of Ra 9. 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: