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Report Summary

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    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

richlab.co.jp

松浦リッチ研究所

Page Load Speed

3.5 sec in total

First Response

573 ms

Resources Loaded

2.4 sec

Page Rendered

617 ms

richlab.co.jp screenshot

About Website

Visit richlab.co.jp now to see the best up-to-date Richlab content for Japan and also check out these interesting facts you probably never knew about richlab.co.jp

コンピューター書籍を主な発行物としている研究組織「松浦リッチ研究所」の公式サイト．2002年発足．

Visit richlab.co.jp

Key Findings

We analyzed Richlab.co.jp page load time and found that the first response time was 573 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

richlab.co.jp performance score

0

Network Requests Diagram

richlab.co.jp

573 ms

all.css

347 ms

jquery.min.js

597 ms

logo.png

344 ms

hero02.png

514 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Richlab.co.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Richlab.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.9 kB (32%)

Content Size

321.8 kB

After Optimization

217.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Richlab.co.jp main page is 321.8 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 181.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.2 kB

  • Original 24.1 kB
  • After minification 20.6 kB
  • After compression 5.9 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 3.5 kB, which is 15% 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 18.2 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 5.8 kB

  • Original 181.5 kB
  • After minification 175.7 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. Richlab images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 62.4 kB

  • Original 95.8 kB
  • After minification 95.8 kB
  • After compression 33.4 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 62.4 kB or 65% of the original size.

CSS Optimization

-86%

Potential reduce by 17.5 kB

  • Original 20.4 kB
  • After minification 13.7 kB
  • After compression 2.9 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. Richlab.co.jp needs all CSS files to be minified and compressed as it can save up to 17.5 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Richlab. According to our analytics all requests are already optimized.

Network Requests Diagram

richlab.co.jp

richlab.co.jp

573 ms

all.css

all.css

347 ms

jquery.min.js

jquery.min.js

597 ms

logo.png

logo.png

344 ms

hero02.png

hero02.png

514 ms

left-arrow.png

left-arrow.png

346 ms

right-arrow.png

right-arrow.png

349 ms

about-bg.jpg

about-bg.jpg

1170 ms

wave-top01.png

wave-top01.png

394 ms

wave-btm01.png

wave-btm01.png

732 ms

icon-mail.png

icon-mail.png

734 ms

indicator-on.png

indicator-on.png

666 ms

indicator-off.png

indicator-off.png

693 ms

SEO Factors

richlab.co.jp SEO score

0

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 Richlab.co.jp 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 Richlab.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

richlab.co.jp

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