Access never-island.com. TVアニメ『ISLAND(アイランド)』公式サイト |

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value38.2 s

0/100

25%

SI (Speed Index)

Value21.0 s

0/100

10%

TBT (Total Blocking Time)

Value1,860 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

never-island.com

1574 ms

notosansjapanese.css

28 ms

css

37 ms

yakuhanjp.min.css

26 ms

analytics.js

27 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 63% of them (51 requests) were addressed to the original Never-island.com, 22% (18 requests) were made to Platform.twitter.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Never-island.com.

Content Size

4.7 MB

After Optimization

4.0 MB

In fact, the total size of Never-island.com main page is 4.7 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 58.8 kB

Original 82.3 kB
After minification 80.5 kB
After compression 23.4 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 58.8 kB or 72% of the original size.

Image Optimization

-1%

Potential reduce by 51.4 kB

Original 3.8 MB
After minification 3.8 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. Never ISLAND images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 439.0 kB

Original 610.4 kB
After minification 601.9 kB
After compression 171.4 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 439.0 kB or 72% of the original size.

CSS Optimization

-87%

Potential reduce by 139.9 kB

Original 161.7 kB
After minification 148.1 kB
After compression 21.8 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. Never-island.com needs all CSS files to be minified and compressed as it can save up to 139.9 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Never ISLAND. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links do not have descriptive text

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

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 Never-island.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 Never-island.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

never-island.com

Open Graph data is detected on the main page of Never ISLAND. 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

TVアニメ『ISLAND(アイランド)』公式サイト |

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

never-island.com

notosansjapanese.css

css

yakuhanjp.min.css

analytics.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

never-island.com

notosansjapanese.css

css

yakuhanjp.min.css

analytics.js

style.min.css

collect

js

reset.css

common.css

slick.css

slick-theme.css

top.css

jquery.min.js

jquery-migrate.min.js

widgets.js

jquery.easing.js

pixi.min.js

background.js

common.js

slick.min.js

scrollview.js

index.js

loader.gif

btn_close.png

icon_tw.png

icon_tw_hvr.png

icon_tw.png

icon_fb.png

icon_fb_hvr.png

icon_fb.png

icon_ln.png

icon_ln_hvr.png

icon_ln.png

thumb_pc.jpg

thumb_sp.jpg

logo.png

catchcopy_txt-B-1.png

movie_thumb-7.jpg

thumb_btn.png

bnr_ild_steam.jpg

bnr_game_animeka.jpg

package.png