14.1 sec in total
4.2 sec
7.6 sec
2.3 sec
Visit 02deriv.seesaa.net now to see the best up-to-date 02DERIV Seesaa content for Japan and also check out these interesting facts you probably never knew about 02deriv.seesaa.net
Visit 02deriv.seesaa.net
We analyzed 02deriv.seesaa.net page load time and found that the first response time was 4.2 sec and then it took 9.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
02deriv.seesaa.net performance score
name
value
score
weighting
Value11.4 s
0/100
10%
Value16.8 s
0/100
25%
Value27.0 s
0/100
10%
Value3,170 ms
2/100
30%
Value0
100/100
15%
Value24.3 s
0/100
10%
4214 ms
331 ms
332 ms
341 ms
345 ms
Our browser made a total of 104 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original 02deriv.seesaa.net, 25% (26 requests) were made to Blog.seesaa.jp and 17% (18 requests) were made to 02deriv.up.n.seesaa.net. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain 02deriv.seesaa.net.
Page size can be reduced by 210.6 kB (7%)
2.8 MB
2.6 MB
In fact, the total size of 02deriv.seesaa.net main page is 2.8 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. 65% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.
Potential reduce by 42.7 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 42.7 kB or 77% of the original size.
Potential reduce by 10.2 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. 02DERIV Seesaa images are well optimized though.
Potential reduce by 139.5 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 139.5 kB or 66% of the original size.
Potential reduce by 18.1 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. 02deriv.seesaa.net needs all CSS files to be minified and compressed as it can save up to 18.1 kB or 78% of the original size.
Number of requests can be reduced by 54 (53%)
101
47
The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 02DERIV Seesaa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
02deriv.seesaa.net
4214 ms
styles-index.css
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user-common.css
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common_header.js
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ad_plugin.js
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bl-bookmarks.js
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plugins.js
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02deriv.seesaa.net 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-*] attributes do not match their roles
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
Form elements do not have associated labels
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.
02deriv.seesaa.net 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
02deriv.seesaa.net SEO score
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
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 02deriv.seesaa.net 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 02deriv.seesaa.net 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.
02deriv.seesaa.net
Open Graph description is not detected on the main page of 02DERIV Seesaa. 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: