Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

carnival-japan.jp

カーニバル・クルーズ・ライン|気楽にリーズナブルに楽しめる世界最大のクルーズ会社

Page Load Speed

11.2 sec in total

First Response

909 ms

Resources Loaded

9.9 sec

Page Rendered

420 ms

carnival-japan.jp screenshot

About Website

Welcome to carnival-japan.jp homepage info - get ready to check Carnival Japan best content right away, or after learning these important things about carnival-japan.jp

カーニバル クルーズでは、バハマ、カリブ海、カナダ、メキシコ、ハワイ、アラスカなど多彩なエリア・日程のクルーズコースをご用意。魅力満載のファンシップで、カジュアルな船旅をお楽しみいただけます。

Visit carnival-japan.jp

Key Findings

We analyzed Carnival-japan.jp page load time and found that the first response time was 909 ms and then it took 10.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

carnival-japan.jp performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value4,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.085

93/100

15%

TTI (Time to Interactive)

Value15.9 s

6/100

10%

Network Requests Diagram

carnival-japan.jp

909 ms

normalize.css

542 ms

base.css

713 ms

flexslider.css

534 ms

jquery-1.8.1.min.js

1284 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 89% of them (42 requests) were addressed to the original Carnival-japan.jp, 4% (2 requests) were made to S.ytimg.com and 2% (1 request) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (7.9 sec) belongs to the original domain Carnival-japan.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (45%)

Content Size

3.0 MB

After Optimization

1.6 MB

In fact, the total size of Carnival-japan.jp main page is 3.0 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. 25% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 10.2 kB

  • Original 14.3 kB
  • After minification 13.8 kB
  • After compression 4.2 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 10.2 kB or 71% of the original size.

Image Optimization

-37%

Potential reduce by 850.1 kB

  • Original 2.3 MB
  • After minification 1.5 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. Obviously, Carnival Japan needs image optimization as it can save up to 850.1 kB or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 243.6 kB

  • Original 357.3 kB
  • After minification 334.5 kB
  • After compression 113.8 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 243.6 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 224.5 kB

  • Original 270.5 kB
  • After minification 259.6 kB
  • After compression 46.0 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. Carnival-japan.jp needs all CSS files to be minified and compressed as it can save up to 224.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (15%)

Requests Now

46

After Optimization

39

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carnival Japan. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

carnival-japan.jp accessibility score

82

Accessibility Issues

ARIA

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.

Impact

Issue

High

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

carnival-japan.jp 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

High

Missing source maps for large first-party JavaScript

SEO Factors

carnival-japan.jp SEO score

67

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Carnival-japan.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 Carnival-japan.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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