Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

isoon.org

米国ハワイのプリペイドSIM、アイランドコロニーバケーションレンタル:iSoon Corporation

Page Load Speed

4.4 sec in total

First Response

591 ms

Resources Loaded

3.7 sec

Page Rendered

112 ms

isoon.org screenshot

About Website

Click here to check amazing ISoon content for Japan. Otherwise, check out these important facts you probably never knew about isoon.org

日本でSIMを購入して出発。ホノルル空港に着いた瞬間から通話ができます。SIM・通話料金・アクティベーション込みが、90日間有効で1980円。AT&T回線でアメリカ中どこでも利用可。ハワイのコンドミニアム アイランドコロニーのバケーションレンタルも予約受付中

Visit isoon.org

Key Findings

We analyzed Isoon.org page load time and found that the first response time was 591 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

isoon.org performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value3,130 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.179

68/100

15%

TTI (Time to Interactive)

Value9.8 s

27/100

10%

Network Requests Diagram

isoon.org

591 ms

style.css

167 ms

jquery1.7.2.min.js

807 ms

script.js

1039 ms

logo.png

164 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 71% of them (12 requests) were addressed to the original Isoon.org, 12% (2 requests) were made to Connect.facebook.net and 12% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Isoon.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.4 kB (34%)

Content Size

354.6 kB

After Optimization

233.2 kB

In fact, the total size of Isoon.org main page is 354.6 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. 15% of websites need less resources to load. Images take 175.5 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 14.4 kB

  • Original 19.7 kB
  • After minification 18.8 kB
  • After compression 5.2 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 14.4 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 5.0 kB

  • Original 175.5 kB
  • After minification 170.5 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. ISoon images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 93.0 kB

  • Original 147.9 kB
  • After minification 147.9 kB
  • After compression 54.9 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 93.0 kB or 63% of the original size.

CSS Optimization

-78%

Potential reduce by 8.9 kB

  • Original 11.5 kB
  • After minification 8.9 kB
  • After compression 2.6 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. Isoon.org needs all CSS files to be minified and compressed as it can save up to 8.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (25%)

Requests Now

16

After Optimization

12

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISoon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

isoon.org accessibility score

73

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

isoon.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

isoon.org SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Isoon.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 Isoon.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

Open Graph description is not detected on the main page of ISoon. 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: