Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

cman.co.jp

株式会社シーマン

Page Load Speed

3.3 sec in total

First Response

853 ms

Resources Loaded

2.2 sec

Page Rendered

212 ms

cman.co.jp screenshot

About Website

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

株式会社シーマン マイグレーション支援,サーバー監視,ソフトウエア開発,インターネット無料サービス

Visit cman.co.jp

Key Findings

We analyzed Cman.co.jp page load time and found that the first response time was 853 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

cman.co.jp performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.0 s

99/100

10%

Network Requests Diagram

cman.co.jp

853 ms

container_p.css

371 ms

main_p.css

577 ms

cmanCom.js

385 ms

cmanComPc.js

398 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 Cman.co.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (980 ms) belongs to the original domain Cman.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.9 kB (56%)

Content Size

33.9 kB

After Optimization

15.0 kB

In fact, the total size of Cman.co.jp main page is 33.9 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. Only 5% of websites need less resources to load. CSS take 14.8 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 5.3 kB

  • Original 8.2 kB
  • After minification 7.9 kB
  • After compression 2.9 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 5.3 kB or 65% of the original size.

Image Optimization

-7%

Potential reduce by 665 B

  • Original 9.8 kB
  • After minification 9.2 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. Cman images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 744 B

  • Original 1.1 kB
  • After minification 670 B
  • After compression 368 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 744 B or 67% of the original size.

CSS Optimization

-82%

Potential reduce by 12.2 kB

  • Original 14.8 kB
  • After minification 10.1 kB
  • After compression 2.6 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. Cman.co.jp needs all CSS files to be minified and compressed as it can save up to 12.2 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

20

After Optimization

20

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cman. According to our analytics all requests are already optimized.

Accessibility Review

cman.co.jp accessibility score

65

Accessibility Issues

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

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

cman.co.jp 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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

cman.co.jp SEO score

83

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

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 Cman.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 Cman.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 description is not detected on the main page of Cman. 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: