9.7 sec in total
668 ms
8.7 sec
246 ms
Visit rdet.dokkoisho.com now to see the best up-to-date Rdet Dokkoisho content for Japan and also check out these interesting facts you probably never knew about rdet.dokkoisho.com
Visit rdet.dokkoisho.comWe analyzed Rdet.dokkoisho.com page load time and found that the first response time was 668 ms and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
rdet.dokkoisho.com performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value7.0 s
6/100
25%
Value7.1 s
31/100
10%
Value120 ms
97/100
30%
Value0.012
100/100
15%
Value8.9 s
34/100
10%
668 ms
597 ms
377 ms
339 ms
358 ms
Our browser made a total of 236 requests to load all elements on the main page. We found that 4% of them (9 requests) were addressed to the original Rdet.dokkoisho.com, 14% (33 requests) were made to Asumi.shinobi.jp and 4% (10 requests) were made to Ums.adtechjp.com. The less responsive or slowest element that took the longest time to load (836 ms) belongs to the original domain Rdet.dokkoisho.com.
Page size can be reduced by 111.1 kB (33%)
338.9 kB
227.8 kB
In fact, the total size of Rdet.dokkoisho.com main page is 338.9 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. 35% of websites need less resources to load. Javascripts take 170.7 kB which makes up the majority of the site volume.
Potential reduce by 23.3 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. 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 23.3 kB or 74% of the original size.
Potential reduce by 849 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. Rdet Dokkoisho images are well optimized though.
Potential reduce by 77.3 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 77.3 kB or 45% of the original size.
Potential reduce by 9.6 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. Rdet.dokkoisho.com needs all CSS files to be minified and compressed as it can save up to 9.6 kB or 83% of the original size.
Number of requests can be reduced by 178 (86%)
207
29
The browser has sent 207 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rdet Dokkoisho. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and as a result speed up the page load time.
rdet.dokkoisho.com
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rdet.dokkoisho.com 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.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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
rdet.dokkoisho.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
rdet.dokkoisho.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
JA
N/A
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rdet.dokkoisho.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Rdet.dokkoisho.com main page’s claimed encoding is shift_jis. 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.
rdet.dokkoisho.com
Open Graph description is not detected on the main page of Rdet Dokkoisho. 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: