10.9 sec in total
610 ms
9.9 sec
391 ms
Click here to check amazing Ocw Kyoto U content for Japan. Otherwise, check out these important facts you probably never knew about ocw.kyoto-u.ac.jp
京都大学オープンコースウェア(OCW)は、本学でおこなっている授業や公開講座、国際シンポジウムなどの動画・講義資料を世界に向けて積極的に公開しています。京大の学生や教職員はもとより、大学での学びに興味のある高校生、学び直しの機会を求めている社会人の方など、どなたでも是非京都大学OCWの教材をご活用下さい。
Visit ocw.kyoto-u.ac.jpWe analyzed Ocw.kyoto-u.ac.jp page load time and found that the first response time was 610 ms and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
ocw.kyoto-u.ac.jp performance score
name
value
score
weighting
Value11.8 s
0/100
10%
Value16.5 s
0/100
25%
Value13.7 s
2/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value11.8 s
17/100
10%
610 ms
3505 ms
963 ms
626 ms
440 ms
Our browser made a total of 81 requests to load all elements on the main page. We found that 79% of them (64 requests) were addressed to the original Ocw.kyoto-u.ac.jp, 7% (6 requests) were made to Youtube.com and 4% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Ocw.kyoto-u.ac.jp.
Page size can be reduced by 525.9 kB (40%)
1.3 MB
777.9 kB
In fact, the total size of Ocw.kyoto-u.ac.jp main page is 1.3 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 759.9 kB which makes up the majority of the site volume.
Potential reduce by 33.8 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 6.8 kB, which is 16% 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 33.8 kB or 78% of the original size.
Potential reduce by 122.6 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, Ocw Kyoto U needs image optimization as it can save up to 122.6 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 166.9 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 166.9 kB or 65% of the original size.
Potential reduce by 202.7 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. Ocw.kyoto-u.ac.jp needs all CSS files to be minified and compressed as it can save up to 202.7 kB or 83% of the original size.
Number of requests can be reduced by 36 (48%)
75
39
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ocw Kyoto U. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
ocw.kyoto-u.ac.jp
610 ms
ja
3505 ms
base-cachekey8959.css
963 ms
bookmarklets-cachekey6793.css
626 ms
fixed_fluid-cachekey8380.css
440 ms
eduCommonsContent-cachekey9691.css
824 ms
kyotoOcwCustom-cachekey1760.css
441 ms
kyotoUOcwCustom-cachekey0236.css
832 ms
jquery-cachekey3873.js
2263 ms
ocw_head.gif
704 ms
jp.gif
270 ms
gb.gif
269 ms
logo.png
266 ms
columnOneBackground.png
1789 ms
favorite_icon.gif
220 ms
document_icon.gif
1270 ms
bookmarklets.gif
1287 ms
delicious.gif
1298 ms
digg.gif
1291 ms
stumble.gif
1327 ms
yahoo.gif
1650 ms
google.gif
1663 ms
spurl.gif
1674 ms
wists.gif
1666 ms
simpy.gif
1692 ms
newsvine.gif
1892 ms
blinklist.gif
1916 ms
furl.gif
1906 ms
reddit.gif
1901 ms
fark.gif
1934 ms
blogmarks.gif
1993 ms
smarking.gif
2086 ms
magnolia.gif
2100 ms
facebook.gif
2104 ms
technorati.png
2116 ms
ozmozr.gif
2146 ms
twitter.gif
2177 ms
270.png
2841 ms
greateastjapanearthquake.png
3109 ms
3281 ms
president-s.jpg
2723 ms
sikiji03.jpg
2400 ms
kyotouvideo.jpg
2540 ms
high-school.png
2618 ms
BwNf8HyWM2w
124 ms
GYkzUOzOWmY
135 ms
88x31.png
87 ms
pta.js
578 ms
Xr9EWChNu3Y
73 ms
MV7D0yxxqQo
53 ms
OJBmS7PYk50
65 ms
83z2wwgfIgo
60 ms
www-embed-player-vfl8xM8me.css
69 ms
www-embed-player.js
108 ms
base.js
178 ms
ocw2014-freshman.png
2838 ms
n.jpg
2875 ms
kondan.jpg
2970 ms
ocwm.jpg
3392 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
116 ms
ad_status.js
166 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
111 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
110 ms
31e64a9f.js
488 ms
panf2014.jpg
2611 ms
pn
517 ms
guide.jpg
2395 ms
c.jpg
2254 ms
m.jpg
2327 ms
twitternew.jpg
2230 ms
facebooknew.jpg
2190 ms
ob02.jpg
2262 ms
copy_of_image.png
2105 ms
kurenai2.jpg
2273 ms
sannkan2.jpg
2326 ms
fd2.jpg
2336 ms
ocw_member_button.jpg
2324 ms
jocw.jpg
2270 ms
ocw_banner01.jpg
2406 ms
spinner.png
2234 ms
1zjp7s
1250 ms
ocw.kyoto-u.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
button, link, and menuitem elements do not have accessible names.
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
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.
ocw.kyoto-u.ac.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
ocw.kyoto-u.ac.jp SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 Ocw.kyoto-u.ac.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 Ocw.kyoto-u.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.
ocw.kyoto-u.ac.jp
Open Graph description is not detected on the main page of Ocw Kyoto U. 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: