Tools & Wizards About Us
dansport.jp screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

dansport.jp

広島ダンスサークルDANSPORT

Page Load Speed

17.7 sec in total

First Response

2.4 sec

Resources Loaded

14.6 sec

Page Rendered

635 ms

dansport.jp screenshot

About Website

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

地域密着型の広島ダンスサークル•ダンスレッスン「DANSPORT」

Visit dansport.jp

Key Findings

We analyzed Dansport.jp page load time and found that the first response time was 2.4 sec and then it took 15.2 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

dansport.jp performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value23.7 s

0/100

25%

SI (Speed Index)

Value18.2 s

0/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.9 s

8/100

10%

Network Requests Diagram

dansport.jp

2421 ms

1656 ms

bind.css

1255 ms

base.css

560 ms

base.css

568 ms

Our browser made a total of 176 requests to load all elements on the main page. We found that 80% of them (141 requests) were addressed to the original Dansport.jp, 6% (11 requests) were made to Youtube.com and 3% (6 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Dansport.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 597.7 kB (35%)

Content Size

1.7 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dansport.jp main page is 1.7 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. 70% of websites need less resources to load. Images take 874.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 60.7 kB

  • Original 69.6 kB
  • After minification 56.3 kB
  • After compression 8.9 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 13.3 kB, which is 19% 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 60.7 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 874.1 kB
  • After minification 874.1 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. Dansport images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 138.1 kB

  • Original 274.9 kB
  • After minification 274.8 kB
  • After compression 136.8 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 138.1 kB or 50% of the original size.

CSS Optimization

-84%

Potential reduce by 398.9 kB

  • Original 474.6 kB
  • After minification 459.1 kB
  • After compression 75.8 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. Dansport.jp needs all CSS files to be minified and compressed as it can save up to 398.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (23%)

Requests Now

168

After Optimization

130

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 168 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dansport. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dansport.jp

dansport.jp

2421 ms

1656 ms

bind.css

bind.css

1255 ms

base.css

base.css

560 ms

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568 ms

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1129 ms

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25 ms

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560 ms

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937 ms

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178 ms

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189 ms

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181 ms

Accessibility Review

dansport.jp accessibility score

93

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 input fields do not have accessible names

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

dansport.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dansport.jp SEO score

100

Search Engine Optimization Advices

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 Dansport.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 Dansport.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

dansport.jp

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