Access dialoginthedark.com. ダイアログ・イン・ザ・ダーク

Report Summary

About Website

Welcome to dialoginthedark.com homepage info - get ready to check Dialoginthedark best content for Japan right away, or after learning these important things about dialoginthedark.com

”純度100%の暗闇”を探検し、視覚以外の様々な感覚やコミュニケーションを楽しむエンターテイメントです。案内人は暗闇のエキスパート、視覚障害者。真っ暗闇のエンターテイメントとして知られ、これまで約24万人が体験しています。ただ「見えない世界」の追体験をするのではなく、人と人とのかかわり、つながりをどう育み、保っていくのかを体感していきます。暗闇で、あなたとの出会いを心待ちにしております。

Visit dialoginthedark.com

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.376

28/100

15%

TTI (Time to Interactive)

Value7.5 s

48/100

10%

dialoginthedark.com

563 ms

did.dialogue.or.jp

1328 ms

style.css

198 ms

common_pc.css

394 ms

index_pc.css

585 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Dialoginthedark.com, 78% (36 requests) were made to Did.dialogue.or.jp and 7% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.8 sec) relates to the external source Did.dialogue.or.jp.

Content Size

4.4 MB

After Optimization

4.3 MB

In fact, the total size of Dialoginthedark.com main page is 4.4 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. 45% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 15.0 kB

Original 20.1 kB
After minification 19.0 kB
After compression 5.1 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 15.0 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 5.8 kB

Original 4.2 MB
After minification 4.2 MB

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. Dialoginthedark images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 79.8 kB

Original 136.5 kB
After minification 136.0 kB
After compression 56.6 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 79.8 kB or 59% of the original size.

CSS Optimization

-67%

Potential reduce by 26.7 kB

Original 39.6 kB
After minification 31.7 kB
After compression 12.9 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. Dialoginthedark.com needs all CSS files to be minified and compressed as it can save up to 26.7 kB or 67% of the original size.

Requests Now

After Optimization

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dialoginthedark. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Dialoginthedark.com 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 Dialoginthedark.com 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

dialoginthedark.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

ダイアログ・イン・ザ・ダーク

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)