18.1 sec in total
342 ms
16.3 sec
1.4 sec
Welcome to courrier.jp homepage info - get ready to check Courrier best content for Japan right away, or after learning these important things about courrier.jp
クーリエ・ジャポンは世界中のメディアから記事を厳選し、日本語に翻訳して掲載しています。グローバルな視点で物事を考える習慣が身につきます。
Visit courrier.jpWe analyzed Courrier.jp page load time and found that the first response time was 342 ms and then it took 17.8 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
courrier.jp performance score
name
value
score
weighting
Value9.2 s
0/100
10%
Value29.3 s
0/100
25%
Value20.8 s
0/100
10%
Value3,250 ms
2/100
30%
Value0.001
100/100
15%
Value38.0 s
0/100
10%
342 ms
2292 ms
62 ms
67 ms
57 ms
Our browser made a total of 288 requests to load all elements on the main page. We found that 77% of them (221 requests) were addressed to the original Courrier.jp, 3% (8 requests) were made to Google.com and 3% (8 requests) were made to World.courrier.jp. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Courrier.jp.
Page size can be reduced by 543.9 kB (9%)
5.9 MB
5.4 MB
In fact, the total size of Courrier.jp main page is 5.9 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. Only a small number of websites need less resources to load. Images take 4.6 MB which makes up the majority of the site volume.
Potential reduce by 307.7 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. This page needs HTML code to be minified as it can gain 59.8 kB, which is 17% 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 307.7 kB or 85% of the original size.
Potential reduce by 168.0 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. Courrier images are well optimized though.
Potential reduce by 55.6 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. This website has mostly compressed JavaScripts.
Potential reduce by 12.6 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. Courrier.jp needs all CSS files to be minified and compressed as it can save up to 12.6 kB or 12% of the original size.
Number of requests can be reduced by 95 (34%)
278
183
The browser has sent 278 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Courrier. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 61 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
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courrier.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
Links do not have a discernible name
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>).
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.
courrier.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
courrier.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
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Courrier.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 Courrier.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}}
courrier.jp
Open Graph description is not detected on the main page of Courrier. 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: