Tools & Wizards About Us

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

ogasawarakaiun.co.jp

小笠原海運

Page Load Speed

4.4 sec in total

First Response

676 ms

Resources Loaded

3.5 sec

Page Rendered

197 ms

About Website

Click here to check amazing Ogasawarakaiun content for Japan. Otherwise, check out these important facts you probably never knew about ogasawarakaiun.co.jp

片道24時間、おがさわら丸に乗って世界自然遺産小笠原諸島へ！小笠原海運公式サイトでは、船に関する情報（時刻表・運賃・予約・船内のご紹介）から、小笠原にまつわる様々な情報を日々発信中です♪

Visit ogasawarakaiun.co.jp

Key Findings

We analyzed Ogasawarakaiun.co.jp page load time and found that the first response time was 676 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ogasawarakaiun.co.jp performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value1.25

1/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

Network Requests Diagram

ogasawarakaiun.co.jp

676 ms

common.css

330 ms

slick.css

329 ms

slick-theme.css

333 ms

lity.css

334 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 91% of them (78 requests) were addressed to the original Ogasawarakaiun.co.jp, 3% (3 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Ogasawarakaiun.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 355.9 kB (13%)

Content Size

2.7 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ogasawarakaiun.co.jp main page is 2.7 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. 60% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 22.7 kB

  • Original 28.7 kB
  • After minification 25.7 kB
  • After compression 6.0 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 3.0 kB, which is 11% 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 22.7 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 63.8 kB

  • Original 2.3 MB
  • After minification 2.2 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. Ogasawarakaiun images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 183.5 kB

  • Original 291.3 kB
  • After minification 280.6 kB
  • After compression 107.8 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 183.5 kB or 63% of the original size.

CSS Optimization

-80%

Potential reduce by 86.0 kB

  • Original 107.1 kB
  • After minification 81.4 kB
  • After compression 21.2 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. Ogasawarakaiun.co.jp needs all CSS files to be minified and compressed as it can save up to 86.0 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (42%)

Requests Now

84

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ogasawarakaiun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ogasawarakaiun.co.jp accessibility score

92

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Tables and lists

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

Impact

Issue

High

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

Best Practices

ogasawarakaiun.co.jp best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ogasawarakaiun.co.jp SEO score

82

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

Links do not have descriptive text

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

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 Ogasawarakaiun.co.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 Ogasawarakaiun.co.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 Ogasawarakaiun. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: