3.7 sec in total
1 sec
2.3 sec
425 ms
Welcome to sen-oku.or.jp homepage info - get ready to check SEN OKU best content for Japan right away, or after learning these important things about sen-oku.or.jp
当館は、住友コレクションをはじめとした美術品を保存、研究、公開する美術館です。京都(鹿ヶ谷)と東京(六本木)の二館あります。
Visit sen-oku.or.jpWe analyzed Sen-oku.or.jp page load time and found that the first response time was 1 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
sen-oku.or.jp performance score
name
value
score
weighting
Value4.0 s
24/100
10%
Value9.9 s
0/100
25%
Value8.2 s
20/100
10%
Value110 ms
98/100
30%
Value0
100/100
15%
Value4.8 s
79/100
10%
1012 ms
377 ms
402 ms
401 ms
402 ms
Our browser made a total of 27 requests to load all elements on the main page. We found that 89% of them (24 requests) were addressed to the original Sen-oku.or.jp, 7% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Seal.verisign.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Sen-oku.or.jp.
Page size can be reduced by 200.8 kB (35%)
570.8 kB
370.0 kB
In fact, the total size of Sen-oku.or.jp main page is 570.8 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. Images take 469.1 kB which makes up the majority of the site volume.
Potential reduce by 64.1 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 64.1 kB or 88% of the original size.
Potential reduce by 128.0 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, SEN OKU needs image optimization as it can save up to 128.0 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 6.9 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. Sen-oku.or.jp needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 79% of the original size.
Number of requests can be reduced by 4 (15%)
26
22
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SEN OKU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.
sen-oku.or.jp
1012 ms
ctr.css
377 ms
local.css
402 ms
top_h2-01.gif
401 ms
top_h2-02.gif
402 ms
%E3%82%B3%E3%83%B3%E3%83%86%E3%82%B9%E3%83%88%E3%83%90%E3%83%8A%E3%83%BC-thumb-200x28-293.png
959 ms
getseal
329 ms
style_reset.css
183 ms
font_reset.css
189 ms
cmn.css
225 ms
bg-body.jpg
183 ms
main-kyotoBT.jpg
801 ms
main-tokyoBT.jpg
749 ms
side-BT01.jpg
598 ms
side-BT02.jpg
601 ms
side-BT03.jpg
575 ms
side-BT04.jpg
363 ms
side-BT05.jpg
545 ms
side-BT07.jpg
727 ms
side-BT06.jpg
966 ms
fb_kyoto.jpg
796 ms
fb_tokyo.jpg
801 ms
info-tokyo.gif
907 ms
dot_line.gif
934 ms
info-kyoto.gif
995 ms
ga.js
5 ms
__utm.gif
11 ms
sen-oku.or.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.
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.
sen-oku.or.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
Browser errors were logged to the console
sen-oku.or.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 doesn't use legible font sizes
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sen-oku.or.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 Sen-oku.or.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.
sen-oku.or.jp
Open Graph description is not detected on the main page of SEN OKU. 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: