Tools & Wizards About Us
ryosukecohen.com screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

ryosukecohen.com

"RYOSUKE　COHEN" Official Homepage

Page Load Speed

3.5 sec in total

First Response

537 ms

Resources Loaded

2.6 sec

Page Rendered

393 ms

ryosukecohen.com screenshot

About Website

Welcome to ryosukecohen.com homepage info - get ready to check RYOSUKE COHEN best content right away, or after learning these important things about ryosukecohen.com

NETWORKING ART,BRAIN CELLを主宰する幸円良介のホームページ

Visit ryosukecohen.com

Key Findings

We analyzed Ryosukecohen.com page load time and found that the first response time was 537 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

ryosukecohen.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

95/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.5 s

100/100

10%

Network Requests Diagram

ryosukecohen.com

537 ms

www.ryosukecohen.com

582 ms

st.css

170 ms

main.js

339 ms

bg.gif

170 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Ryosukecohen.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Ryosukecohen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.9 kB (4%)

Content Size

525.2 kB

After Optimization

504.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ryosukecohen.com main page is 525.2 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. 15% of websites need less resources to load. Images take 499.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 19.7 kB

  • Original 25.2 kB
  • After minification 17.6 kB
  • After compression 5.5 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 7.6 kB, which is 30% 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 19.7 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 499.2 kB
  • After minification 498.1 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. RYOSUKE COHEN images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 157 B

  • Original 629 B
  • After minification 629 B
  • After compression 472 B

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 157 B or 25% of the original size.

CSS Optimization

-18%

Potential reduce by 44 B

  • Original 251 B
  • After minification 251 B
  • After compression 207 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. Ryosukecohen.com needs all CSS files to be minified and compressed as it can save up to 44 B or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (32%)

Requests Now

19

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RYOSUKE COHEN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

ryosukecohen.com

ryosukecohen.com

537 ms

www.ryosukecohen.com

www.ryosukecohen.com

582 ms

st.css

st.css

170 ms

main.js

main.js

339 ms

bg.gif

bg.gif

170 ms

1.jpg

1.jpg

504 ms

18.jpg

18.jpg

1119 ms

00.gif

00.gif

800 ms

facebook.JPG

facebook.JPG

334 ms

eng.gif

eng.gif

333 ms

ita.gif

ita.gif

338 ms

spa.gif

spa.gif

501 ms

ger.gif

ger.gif

500 ms

fra.gif

fra.gif

508 ms

bra.gif

bra.gif

668 ms

russ.gif

russ.gif

668 ms

jap.gif

jap.gif

670 ms

po.gif

po.gif

676 ms

kor.gif

kor.gif

834 ms

hungary.jpg

hungary.jpg

834 ms

to%20top.GIF

to%20top.GIF

839 ms

Accessibility Review

ryosukecohen.com accessibility score

61

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

ryosukecohen.com 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

ryosukecohen.com SEO score

67

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ryosukecohen.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Ryosukecohen.com 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

ryosukecohen.com

Open Graph description is not detected on the main page of RYOSUKE COHEN. 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: