Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

bluenote.co.jp

BLUE NOTE TOKYO

Page Load Speed

14.3 sec in total

First Response

575 ms

Resources Loaded

13.3 sec

Page Rendered

439 ms

About Website

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

東京・南青山のジャズ・クラブ、ブルーノート東京（BLUE NOTE TOKYO）のオフィシャルウェブサイト。

Visit bluenote.co.jp

Key Findings

We analyzed Bluenote.co.jp page load time and found that the first response time was 575 ms and then it took 13.7 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

bluenote.co.jp performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value15.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value58.8 s

0/100

25%

SI (Speed Index)

Value25.9 s

0/100

10%

TBT (Total Blocking Time)

Value5,860 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.033

100/100

15%

TTI (Time to Interactive)

Value50.5 s

0/100

10%

Network Requests Diagram

bluenote.co.jp

575 ms

190 ms

1583 ms

base.css

393 ms

style.css

530 ms

Our browser made a total of 293 requests to load all elements on the main page. We found that 82% of them (239 requests) were addressed to the original Bluenote.co.jp, 3% (9 requests) were made to Static.xx.fbcdn.net and 3% (8 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Bluenote.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 465.5 kB (5%)

Content Size

9.0 MB

After Optimization

8.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bluenote.co.jp main page is 9.0 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. 80% 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 8.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 79.0 kB

  • Original 96.7 kB
  • After minification 78.9 kB
  • After compression 17.7 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 17.9 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 79.0 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 23.8 kB

  • Original 8.2 MB
  • After minification 8.2 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. BLUE NOTE images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 323.6 kB

  • Original 596.7 kB
  • After minification 517.0 kB
  • After compression 273.1 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 323.6 kB or 54% of the original size.

CSS Optimization

-36%

Potential reduce by 39.1 kB

  • Original 107.4 kB
  • After minification 98.6 kB
  • After compression 68.2 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. Bluenote.co.jp needs all CSS files to be minified and compressed as it can save up to 39.1 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (17%)

Requests Now

288

After Optimization

238

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 288 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BLUE NOTE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

bluenote.co.jp accessibility score

55

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

Image elements do not have [alt] attributes

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

bluenote.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

bluenote.co.jp SEO score

77

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

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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