6 sec in total
1.4 sec
4.5 sec
183 ms
Welcome to osaka-shigaku.gr.jp homepage info - get ready to check Osaka Shigaku best content for Japan right away, or after learning these important things about osaka-shigaku.gr.jp
Visit osaka-shigaku.gr.jpWe analyzed Osaka-shigaku.gr.jp page load time and found that the first response time was 1.4 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
osaka-shigaku.gr.jp performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value9.2 s
1/100
25%
Value7.4 s
27/100
10%
Value180 ms
91/100
30%
Value0.422
23/100
15%
Value7.0 s
52/100
10%
1377 ms
361 ms
361 ms
758 ms
623 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 93% of them (57 requests) were addressed to the original Osaka-shigaku.gr.jp, 3% (2 requests) were made to Seal.globalsign.com and 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 Osaka-shigaku.gr.jp.
Page size can be reduced by 31.8 kB (12%)
264.5 kB
232.7 kB
In fact, the total size of Osaka-shigaku.gr.jp main page is 264.5 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. 15% of websites need less resources to load. Images take 212.4 kB which makes up the majority of the site volume.
Potential reduce by 15.3 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 3.0 kB, which is 15% 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 15.3 kB or 75% of the original size.
Potential reduce by 5.4 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. Osaka Shigaku images are well optimized though.
Potential reduce by 919 B
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 10.3 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. Osaka-shigaku.gr.jp needs all CSS files to be minified and compressed as it can save up to 10.3 kB or 81% of the original size.
Number of requests can be reduced by 9 (15%)
59
50
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osaka Shigaku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
osaka-shigaku.gr.jp
1377 ms
basic.js
361 ms
AC_RunActiveContent.js
361 ms
base.css
758 ms
top.css
623 ms
gs_image_115-57_ja.js
23 ms
ga.js
53 ms
gs_noscript_115-57_ja.gif
38 ms
header_l.gif
189 ms
logo.gif
191 ms
header_r.gif
181 ms
ico_arrow.gif
209 ms
menu_back.gif
181 ms
spacer.gif
359 ms
btn_student_off.gif
361 ms
btn_parents_off.gif
374 ms
btn_teacher_off.gif
379 ms
btn_activity_off.gif
609 ms
btn_aboutus_off.gif
622 ms
main_img_16.jpg
1617 ms
news_back.gif
539 ms
title_news.gif
561 ms
news_log.gif
566 ms
h2_01.gif
719 ms
img_01.jpg
748 ms
btn_01.gif
756 ms
h2_02.gif
810 ms
img_02.jpg
1034 ms
title_02.gif
897 ms
h2_03.gif
934 ms
img_03.jpg
946 ms
title_03.gif
1011 ms
img_04.jpg
1257 ms
title_04.gif
1119 ms
arrow_01.gif
1134 ms
ico_pdf.gif
1213 ms
h2_04.gif
1238 ms
img_05.jpg
1306 ms
btn_02.gif
1323 ms
btn_03.gif
1415 ms
h2_05.gif
1445 ms
title_05.gif
1435 ms
banner_geibunren2007.gif
1679 ms
banner_sitairen.gif
1487 ms
__utm.gif
12 ms
banner03.gif
1649 ms
bnr_hogoren.jpg
1623 ms
banner_shishoren.gif
1683 ms
banner_transference.jpg
1710 ms
bnr_teacher.jpg
1593 ms
title_search.gif
1518 ms
arrow_p.gif
1619 ms
btn_search.gif
1610 ms
get_flash_player.gif
1654 ms
get_adobe_reader.gif
1537 ms
print.css
189 ms
btn_student_on.gif
191 ms
btn_parents_on.gif
193 ms
btn_teacher_on.gif
181 ms
btn_activity_on.gif
417 ms
btn_aboutus_on.gif
360 ms
osaka-shigaku.gr.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 valid value for its [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
osaka-shigaku.gr.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
osaka-shigaku.gr.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
JA
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osaka-shigaku.gr.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 Osaka-shigaku.gr.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.
osaka-shigaku.gr.jp
Open Graph description is not detected on the main page of Osaka Shigaku. 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: