Tools & Wizards About Us

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

kurodaseitai.net

くろだ整体

Page Load Speed

3.9 sec in total

First Response

707 ms

Resources Loaded

2.8 sec

Page Rendered

358 ms

About Website

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Key Findings

We analyzed Kurodaseitai.net page load time and found that the first response time was 707 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

kurodaseitai.net performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value7.1 s

30/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.228

55/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

kurodaseitai.net

707 ms

base.css

332 ms

title.gif

721 ms

hmenu01.gif

364 ms

hmenu02.gif

365 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 61% of them (31 requests) were addressed to the original Kurodaseitai.net, 35% (18 requests) were made to Platform.twitter.com and 4% (2 requests) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Kurodaseitai.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.2 kB (3%)

Content Size

620.5 kB

After Optimization

602.3 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Kurodaseitai.net main page is 620.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 607.4 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 9.1 kB

  • Original 12.7 kB
  • After minification 10.7 kB
  • After compression 3.6 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 2.0 kB, which is 16% 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 9.1 kB or 71% of the original size.

Image Optimization

-1%

Potential reduce by 9.0 kB

  • Original 607.4 kB
  • After minification 598.4 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. Kurodaseitai images are well optimized though.

CSS Optimization

-34%

Potential reduce by 145 B

  • Original 424 B
  • After minification 331 B
  • After compression 279 B

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. Kurodaseitai.net needs all CSS files to be minified and compressed as it can save up to 145 B or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (56%)

Requests Now

50

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kurodaseitai. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kurodaseitai.net accessibility score

93

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

kurodaseitai.net best practices score

75

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

Serves images with low resolution

SEO Factors

kurodaseitai.net SEO score

67

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kurodaseitai.net can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kurodaseitai.net 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 description is not detected on the main page of Kurodaseitai. 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: