15.9 sec in total
721 ms
14.7 sec
499 ms
Visit 31sumai.com now to see the best up-to-date 31 Sumai content for Japan and also check out these interesting facts you probably never knew about 31sumai.com
Visit 31sumai.comWe analyzed 31sumai.com page load time and found that the first response time was 721 ms and then it took 15.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
31sumai.com performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value16.0 s
0/100
25%
Value15.3 s
1/100
10%
Value23,880 ms
0/100
30%
Value0.14
78/100
15%
Value44.2 s
0/100
10%
721 ms
1195 ms
364 ms
350 ms
6 ms
Our browser made a total of 186 requests to load all elements on the main page. We found that 68% of them (127 requests) were addressed to the original 31sumai.com, 3% (5 requests) were made to D.adlpo.com and 2% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (5.5 sec) belongs to the original domain 31sumai.com.
Page size can be reduced by 663.3 kB (12%)
5.7 MB
5.1 MB
In fact, the total size of 31sumai.com main page is 5.7 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 4.8 MB which makes up the majority of the site volume.
Potential reduce by 44.7 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 44.7 kB or 78% of the original size.
Potential reduce by 46.3 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. 31 Sumai images are well optimized though.
Potential reduce by 463.3 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 463.3 kB or 66% of the original size.
Potential reduce by 109.0 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. 31sumai.com needs all CSS files to be minified and compressed as it can save up to 109.0 kB or 80% of the original size.
Number of requests can be reduced by 104 (58%)
178
74
The browser has sent 178 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 31 Sumai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 53 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.
31sumai.com
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www.31sumai.com
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31sumai.com accessibility score
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
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
31sumai.com 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
31sumai.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 31sumai.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 31sumai.com 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.
31sumai.com
Open Graph description is not detected on the main page of 31 Sumai. 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: