Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

josn.jp

医療法人社団 鎮誠会

Page Load Speed

9.6 sec in total

First Response

948 ms

Resources Loaded

8.2 sec

Page Rendered

467 ms

josn.jp screenshot

About Website

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

医療法人社団 鎮誠会は東金・山武・大網白里・九十九里・千葉市の方々に向け整形外科・リハビリテーション科を中心に良質な医療・介護サービスを提供することを目指します。

Visit josn.jp

Key Findings

We analyzed Josn.jp page load time and found that the first response time was 948 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

josn.jp performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value21.7 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

Network Requests Diagram

josn.jp

948 ms

home.css

424 ms

sp_top.css

429 ms

jquery.bxslider.css

459 ms

top_new.css

462 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 97% of them (67 requests) were addressed to the original Josn.jp, 1% (1 request) were made to Google-analytics.com and 1% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Josn.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 152.3 kB (10%)

Content Size

1.6 MB

After Optimization

1.4 MB

In fact, the total size of Josn.jp main page is 1.6 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. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 18.5 kB

  • Original 25.8 kB
  • After minification 24.0 kB
  • After compression 7.3 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 18.5 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 6.1 kB

  • Original 1.4 MB
  • After minification 1.4 MB

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. Josn images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 117.5 kB

  • Original 176.7 kB
  • After minification 147.3 kB
  • After compression 59.2 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 117.5 kB or 66% of the original size.

CSS Optimization

-79%

Potential reduce by 10.3 kB

  • Original 13.1 kB
  • After minification 8.9 kB
  • After compression 2.8 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. Josn.jp needs all CSS files to be minified and compressed as it can save up to 10.3 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (24%)

Requests Now

66

After Optimization

50

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Josn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

josn.jp accessibility score

86

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

josn.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

josn.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

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Josn.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 Josn.jp 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

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