8.1 sec in total
984 ms
6.2 sec
907 ms
Visit serai.jp now to see the best up-to-date Serai content for Japan and also check out these interesting facts you probably never knew about serai.jp
小学館の雑誌『サライ』の公式サイトです。歳を重ね、よりアクティブに行動したいと思っている大人の方々へのライフスタイル提案と、旅、食、人物、歴史、文化、趣味、健康、モノ情報など上質な情報を発信します。
Visit serai.jpWe analyzed Serai.jp page load time and found that the first response time was 984 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
serai.jp performance score
name
value
score
weighting
Value5.0 s
10/100
10%
Value31.0 s
0/100
25%
Value29.5 s
0/100
10%
Value4,160 ms
1/100
30%
Value0.07
96/100
15%
Value62.5 s
0/100
10%
984 ms
409 ms
394 ms
390 ms
391 ms
Our browser made a total of 114 requests to load all elements on the main page. We found that 79% of them (90 requests) were addressed to the original Serai.jp, 4% (5 requests) were made to Pal-shop.jp and 4% (5 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Serai.jp.
Page size can be reduced by 811.5 kB (20%)
4.1 MB
3.3 MB
In fact, the total size of Serai.jp main page is 4.1 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. 70% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.
Potential reduce by 133.5 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 133.5 kB or 82% of the original size.
Potential reduce by 484.9 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. Obviously, Serai needs image optimization as it can save up to 484.9 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 119.4 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 119.4 kB or 62% of the original size.
Potential reduce by 73.8 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. Serai.jp needs all CSS files to be minified and compressed as it can save up to 73.8 kB or 83% of the original size.
Number of requests can be reduced by 38 (34%)
113
75
The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
serai.jp
984 ms
style.css
409 ms
main_sp.css
394 ms
nivo-slider.css
390 ms
default.css
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widget.css
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serai.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.
serai.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
serai.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Serai.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 Serai.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.
serai.jp
Open Graph data is detected on the main page of Serai. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: