Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

dout.jp

刺さる動画メディア – dropout

Page Load Speed

17.8 sec in total

First Response

1 sec

Resources Loaded

16.1 sec

Page Rendered

736 ms

dout.jp screenshot

About Website

Visit dout.jp now to see the best up-to-date Dout content for Japan and also check out these interesting facts you probably never knew about dout.jp

『dropout』は、新しいカタチの「刺さる」動画メディアです。 毎朝1つずつ、思わずドキッとしてしまう動画を紹介していきます。

Visit dout.jp

Key Findings

We analyzed Dout.jp page load time and found that the first response time was 1 sec and then it took 16.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

dout.jp performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.8 s

100/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

dout.jp

1006 ms

style.css

199 ms

font-awesome.css

339 ms

media-queries.css

341 ms

jquery.js

544 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 63% of them (24 requests) were addressed to the original Dout.jp, 8% (3 requests) were made to Platform.twitter.com and 8% (3 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (13.3 sec) relates to the external source Syndication.twitter.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 255.9 kB (24%)

Content Size

1.1 MB

After Optimization

829.9 kB

In fact, the total size of Dout.jp main page is 1.1 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. 40% of websites need less resources to load. Images take 780.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 54.4 kB

  • Original 63.3 kB
  • After minification 41.5 kB
  • After compression 9.0 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. This page needs HTML code to be minified as it can gain 21.9 kB, which is 35% 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 54.4 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 34.2 kB

  • Original 780.3 kB
  • After minification 746.0 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. Dout images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 113.4 kB

  • Original 177.7 kB
  • After minification 173.9 kB
  • After compression 64.3 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 113.4 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 53.9 kB

  • Original 64.5 kB
  • After minification 47.0 kB
  • After compression 10.6 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. Dout.jp needs all CSS files to be minified and compressed as it can save up to 53.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (33%)

Requests Now

36

After Optimization

24

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dout. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

dout.jp accessibility score

68

Accessibility Issues

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

High

Document doesn't have a <title> element

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

dout.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

dout.jp SEO score

58

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dout.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 Dout.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.

Social Sharing Optimization

Open Graph data is detected on the main page of Dout. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: