3.5 sec in total
590 ms
2.7 sec
211 ms
Welcome to dfl.jp homepage info - get ready to check Dfl best content for Japan right away, or after learning these important things about dfl.jp
株式会社デンファレは情報技術(IT)を使いこなせる方と使いこなせない方の間に生じる不公平(格差)をなくすために活動しています。
Visit dfl.jpWe analyzed Dfl.jp page load time and found that the first response time was 590 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.
dfl.jp performance score
name
value
score
weighting
Value1.6 s
94/100
10%
Value7.5 s
4/100
25%
Value2.9 s
95/100
10%
Value180 ms
91/100
30%
Value0
100/100
15%
Value2.0 s
99/100
10%
590 ms
193 ms
690 ms
974 ms
691 ms
Our browser made a total of 89 requests to load all elements on the main page. We found that 39% of them (35 requests) were addressed to the original Dfl.jp, 28% (25 requests) were made to Static.xx.fbcdn.net and 22% (20 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Dfl.jp.
Page size can be reduced by 43.7 kB (8%)
581.3 kB
537.6 kB
In fact, the total size of Dfl.jp main page is 581.3 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. 70% of websites need less resources to load. Images take 549.6 kB which makes up the majority of the site volume.
Potential reduce by 7.3 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. This page needs HTML code to be minified as it can gain 1.5 kB, which is 15% 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 7.3 kB or 71% of the original size.
Potential reduce by 33.1 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. Dfl images are well optimized though.
Potential reduce by 34 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 3.3 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. Dfl.jp needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 77% of the original size.
Number of requests can be reduced by 53 (60%)
88
35
The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dfl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
dfl.jp
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dfl.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.
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
dfl.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
dfl.jp SEO score
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
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dfl.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 Dfl.jp 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.
dfl.jp
Open Graph description is not detected on the main page of Dfl. 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: