12.8 sec in total
1.1 sec
11.1 sec
548 ms
Visit edo-tokyo-museum.or.jp now to see the best up-to-date Edo Tokyo Museum content for Japan and also check out these interesting facts you probably never knew about edo-tokyo-museum.or.jp
東京都江戸東京博物館の公式サイトです。ご来館案内、常設展、展覧会の情報や催し物情報などをご覧いただけます。
Visit edo-tokyo-museum.or.jpWe analyzed Edo-tokyo-museum.or.jp page load time and found that the first response time was 1.1 sec and then it took 11.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
edo-tokyo-museum.or.jp performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value5.4 s
20/100
25%
Value8.7 s
16/100
10%
Value70 ms
99/100
30%
Value0.038
100/100
15%
Value8.1 s
41/100
10%
1129 ms
706 ms
336 ms
334 ms
841 ms
Our browser made a total of 128 requests to load all elements on the main page. We found that 81% of them (104 requests) were addressed to the original Edo-tokyo-museum.or.jp, 7% (9 requests) were made to Google.com and 3% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (5.1 sec) belongs to the original domain Edo-tokyo-museum.or.jp.
Page size can be reduced by 1.1 MB (25%)
4.2 MB
3.2 MB
In fact, the total size of Edo-tokyo-museum.or.jp main page is 4.2 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 3.0 MB which makes up the majority of the site volume.
Potential reduce by 638.9 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 114.2 kB, which is 17% 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 638.9 kB or 96% of the original size.
Potential reduce by 73.7 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. Edo Tokyo Museum images are well optimized though.
Potential reduce by 195.1 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 195.1 kB or 58% of the original size.
Potential reduce by 146.7 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. Edo-tokyo-museum.or.jp needs all CSS files to be minified and compressed as it can save up to 146.7 kB or 84% of the original size.
Number of requests can be reduced by 24 (19%)
125
101
The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edo Tokyo Museum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
edo-tokyo-museum.or.jp
1129 ms
layout.css
706 ms
layout_top.css
336 ms
slick.css
334 ms
jquery.js
841 ms
jquery.cookie.js
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jquery.textresizer.min.js
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common.js
859 ms
slick.min.js
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owl.carousel.min.js
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jquery.heightLine.js
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top_jp.js
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print_table.js
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moment.min.js
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bg_body01.gif
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gnavi01_large.gif
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mainimg_top01.jpg
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timeline.1b43d11859b7663a2225b885f87704a5.js
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timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
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CcQ0gcwUsAA8E_1.jpg:small
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324 ms
edo-tokyo-museum.or.jp accessibility score
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
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
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.
edo-tokyo-museum.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
edo-tokyo-museum.or.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
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 Edo-tokyo-museum.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 Edo-tokyo-museum.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.
edo-tokyo-museum.or.jp
Open Graph data is detected on the main page of Edo Tokyo Museum. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: