Tools & Wizards About Us
jailhouse.jp screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

jailhouse.jp

ジェイルハウス　|　愛知・岐阜・三重・静岡エリアのライブ・コンサート情報

Page Load Speed

33.7 sec in total

First Response

9.7 sec

Resources Loaded

23.4 sec

Page Rendered

622 ms

jailhouse.jp screenshot

About Website

Welcome to jailhouse.jp homepage info - get ready to check Jailhouse best content for Japan right away, or after learning these important things about jailhouse.jp

ジェイルハウスは愛知・岐阜・三重・静岡エリアのライブ、コンサートなどのチケット先行予約、一般販売、当日券の情報などを運営しております。

Visit jailhouse.jp

Key Findings

We analyzed Jailhouse.jp page load time and found that the first response time was 9.7 sec and then it took 24 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

jailhouse.jp performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value16.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,130 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.27

45/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

www.jailhouse.jp

9684 ms

normalize.css

72 ms

jquery.bxslider.css

355 ms

style.css

707 ms

searchforms.css

378 ms

Our browser made a total of 205 requests to load all elements on the main page. We found that 83% of them (170 requests) were addressed to the original Jailhouse.jp, 4% (8 requests) were made to Apis.google.com and 3% (7 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (9.7 sec) belongs to the original domain Jailhouse.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (11%)

Content Size

9.1 MB

After Optimization

8.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jailhouse.jp main page is 9.1 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 8.0 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 376.0 kB

  • Original 425.9 kB
  • After minification 348.8 kB
  • After compression 49.9 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 77.1 kB, which is 18% 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 376.0 kB or 88% of the original size.

Image Optimization

-3%

Potential reduce by 232.9 kB

  • Original 8.0 MB
  • After minification 7.8 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. Jailhouse images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 371.0 kB

  • Original 559.8 kB
  • After minification 555.4 kB
  • After compression 188.8 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 371.0 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 53.0 kB

  • Original 64.1 kB
  • After minification 56.9 kB
  • After compression 11.1 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. Jailhouse.jp needs all CSS files to be minified and compressed as it can save up to 53.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (21%)

Requests Now

202

After Optimization

159

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 202 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jailhouse. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.jailhouse.jp

www.jailhouse.jp

9684 ms

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72 ms

jquery.bxslider.css

jquery.bxslider.css

355 ms

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style.css

707 ms

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343 ms

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Accessibility Review

jailhouse.jp accessibility score

81

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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 IDs are not unique

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

jailhouse.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jailhouse.jp SEO score

91

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

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 Jailhouse.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 Jailhouse.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

jailhouse.jp

Open Graph data is detected on the main page of Jailhouse. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: