3.5 sec in total
521 ms
2.8 sec
167 ms
Welcome to mann.boo.jp homepage info - get ready to check Mann Boo best content for Japan right away, or after learning these important things about mann.boo.jp
Visit mann.boo.jpWe analyzed Mann.boo.jp page load time and found that the first response time was 521 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
mann.boo.jp performance score
name
value
score
weighting
Value0
0/100
10%
Value0
0/100
25%
Value0
0/100
10%
Value0
0/100
30%
Value0.008
100/100
15%
Value0
0/100
10%
521 ms
164 ms
336 ms
185 ms
442 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 50% of them (22 requests) were addressed to the original Mann.boo.jp, 20% (9 requests) were made to Ecx.images-amazon.com and 14% (6 requests) were made to Widget.booklog.jp. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Mann.boo.jp.
Page size can be reduced by 9.5 kB (15%)
64.5 kB
55.0 kB
In fact, the total size of Mann.boo.jp main page is 64.5 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. Only 10% of websites need less resources to load. Images take 50.7 kB which makes up the majority of the site volume.
Potential reduce by 261 B
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 261 B or 40% of the original size.
Potential reduce by 247 B
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. Mann Boo images are well optimized though.
Potential reduce by 8.4 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 8.4 kB or 68% of the original size.
Potential reduce by 530 B
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. Mann.boo.jp needs all CSS files to be minified and compressed as it can save up to 530 B or 68% of the original size.
Number of requests can be reduced by 23 (53%)
43
20
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mann Boo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
mann.boo.jp
521 ms
mannbou1.html
164 ms
mannbou2.html
336 ms
toppage.css
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booklog_minishelf_3col.js
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back.jpg
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line1.gif
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daycount.cgi
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mann.boo.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
<frame> or <iframe> elements do not have a title
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 [lang] attribute
mann.boo.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
mann.boo.jp SEO score
N/A
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mann.boo.jp can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Mann.boo.jp main page’s claimed encoding is . 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.
mann.boo.jp
Open Graph description is not detected on the main page of Mann Boo. 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: