Access donan.org. 遊ぶべ！道南探検隊

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.055

98/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

donan.org

545 ms

donan.org

1724 ms

adsbygoogle.js

117 ms

js

78 ms

show_ads_impl.js

257 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 38% of them (44 requests) were addressed to the original Donan.org, 12% (14 requests) were made to I0.wp.com and 9% (11 requests) were made to C0.wp.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source I0.wp.com.

Content Size

2.0 MB

After Optimization

1.3 MB

In fact, the total size of Donan.org main page is 2.0 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. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 88.7 kB

Original 112.7 kB
After minification 105.7 kB
After compression 24.0 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 88.7 kB or 79% of the original size.

Image Optimization

-9%

Potential reduce by 29.4 kB

Original 331.3 kB
After minification 301.9 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. Donan images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 319.6 kB

Original 1.2 MB
After minification 1.2 MB
After compression 897.7 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 319.6 kB or 26% of the original size.

CSS Optimization

-70%

Potential reduce by 239.7 kB

Original 341.4 kB
After minification 303.6 kB
After compression 101.7 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. Donan.org needs all CSS files to be minified and compressed as it can save up to 239.7 kB or 70% of the original size.

Requests Now

112

After Optimization

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Donan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 26 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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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 Donan.org 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 Donan.org 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

donan.org

Open Graph data is detected on the main page of Donan. 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

遊ぶべ！道南探検隊

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)

Network Requests Diagram

donan.org

donan.org

adsbygoogle.js

js

show_ads_impl.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

donan.org

donan.org

adsbygoogle.js

js

show_ads_impl.js

style.css

responsive-pc.css

font-awesome.min.css

style.css

calendar.css

thread-simple.css

responsive.css

narrow.css

media.css

extension.css

style.css

responsive.css

style.min.css

mediaelementplayer-legacy.min.css

wp-mediaelement.min.css

screen.min.css

dashicons.min.css

thickbox.css

amazonjs.css

jquery.min.js

jquery-migrate.min.js

frontend-gtag.min.js

rakuten_widget.js

eventorganiser-front-end.min.css

javascript.js

javascript.js

image-cdn.js

front.min.js

e-202424.js

feed2.js

qtip2.js

core.min.js

controlgroup.min.js

checkboxradio.min.js

button.min.js

datepicker.min.js

moment.min.js

fullcalendar.min.js