6.2 sec in total
1.1 sec
4.8 sec
245 ms
Visit duel.co.jp now to see the best up-to-date Duel content for Japan and also check out these interesting facts you probably never knew about duel.co.jp
エギ、ルアー、ライン等釣具の総合メーカー(株)デュエルのオフィシャルサイトです。
Visit duel.co.jpWe analyzed Duel.co.jp page load time and found that the first response time was 1.1 sec and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
duel.co.jp performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value33.8 s
0/100
25%
Value8.1 s
21/100
10%
Value1,020 ms
26/100
30%
Value0.054
98/100
15%
Value40.5 s
0/100
10%
1138 ms
161 ms
322 ms
355 ms
515 ms
Our browser made a total of 83 requests to load all elements on the main page. We found that 84% of them (70 requests) were addressed to the original Duel.co.jp, 5% (4 requests) were made to Img.youtube.com and 4% (3 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Duel.co.jp.
Page size can be reduced by 196.5 kB (16%)
1.2 MB
1.0 MB
In fact, the total size of Duel.co.jp main page is 1.2 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. 55% of websites need less resources to load. Images take 976.3 kB which makes up the majority of the site volume.
Potential reduce by 36.2 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 5.7 kB, which is 13% 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 36.2 kB or 81% of the original size.
Potential reduce by 51.1 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. Duel images are well optimized though.
Potential reduce by 91.1 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 91.1 kB or 51% of the original size.
Potential reduce by 18.3 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. Duel.co.jp needs all CSS files to be minified and compressed as it can save up to 18.3 kB or 79% of the original size.
Number of requests can be reduced by 8 (10%)
78
70
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
{{url}}
{{time}} ms
duel.co.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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
duel.co.jp 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
duel.co.jp 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
JP
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duel.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed language. Our system also found out that Duel.co.jp 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.
{{og_description}}
duel.co.jp
Open Graph data is detected on the main page of Duel. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: