6.3 sec in total
1.1 sec
4.9 sec
324 ms
Welcome to sentaku.co.jp homepage info - get ready to check Sentaku best content for Japan right away, or after learning these important things about sentaku.co.jp
卓越した分析・解析を施し、単なる評論には終わらない先見性をもった内容で、読者のニーズに応える、三万人のための情報誌。
Visit sentaku.co.jpWe analyzed Sentaku.co.jp page load time and found that the first response time was 1.1 sec and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
sentaku.co.jp performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value18.7 s
0/100
25%
Value14.9 s
1/100
10%
Value230 ms
86/100
30%
Value0.313
37/100
15%
Value18.2 s
3/100
10%
1052 ms
463 ms
477 ms
481 ms
528 ms
Our browser made a total of 137 requests to load all elements on the main page. We found that 77% of them (106 requests) were addressed to the original Sentaku.co.jp, 15% (20 requests) were made to Static.xx.fbcdn.net and 4% (6 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Sentaku.co.jp.
Page size can be reduced by 176.7 kB (22%)
813.4 kB
636.7 kB
In fact, the total size of Sentaku.co.jp main page is 813.4 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. 50% of websites need less resources to load. Images take 582.0 kB which makes up the majority of the site volume.
Potential reduce by 19.0 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 19.0 kB or 68% of the original size.
Potential reduce by 24.8 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. Sentaku images are well optimized though.
Potential reduce by 87.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 87.6 kB or 59% of the original size.
Potential reduce by 45.3 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. Sentaku.co.jp needs all CSS files to be minified and compressed as it can save up to 45.3 kB or 83% of the original size.
Number of requests can be reduced by 64 (48%)
134
70
The browser has sent 134 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sentaku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
sentaku.co.jp
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sentaku.co.jp 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
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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
Image elements do not have [alt] attributes
Links do not have a discernible name
sentaku.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
sentaku.co.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 Sentaku.co.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 Sentaku.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.
sentaku.co.jp
Open Graph description is not detected on the main page of Sentaku. 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: