Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

dr-plaza.net

口コミ歯科検索ドクターぷらざデンタルサーチ

Page Load Speed

4 sec in total

First Response

1.2 sec

Resources Loaded

2.6 sec

Page Rendered

215 ms

dr-plaza.net screenshot

About Website

Welcome to dr-plaza.net homepage info - get ready to check Dr Plaza best content for Japan right away, or after learning these important things about dr-plaza.net

ドクターぷらざデンタルサーチでは口コミによる歯科医院の検索予約、歯科医師による歯科相談掲示板のほか、歯の健康に役立つ情報を無料で提供しています。

Visit dr-plaza.net

Key Findings

We analyzed Dr-plaza.net page load time and found that the first response time was 1.2 sec and then it took 2.8 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

dr-plaza.net performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value6.7 s

37/100

10%

TBT (Total Blocking Time)

Value2,790 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.13

81/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

dr-plaza.net

1216 ms

top.css

350 ms

dr-plaza_logo.gif

554 ms

dr-plaza_logo2.gif

378 ms

link_dp-kyousei.gif

378 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 96% of them (43 requests) were addressed to the original Dr-plaza.net, 4% (2 requests) were made to Dentmedica.net. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Dr-plaza.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.3 kB (41%)

Content Size

133.9 kB

After Optimization

79.6 kB

In fact, the total size of Dr-plaza.net main page is 133.9 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 10% of websites need less resources to load. Images take 81.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 43.6 kB

  • Original 50.7 kB
  • After minification 34.2 kB
  • After compression 7.1 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 16.6 kB, which is 33% 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 43.6 kB or 86% of the original size.

Image Optimization

-11%

Potential reduce by 9.2 kB

  • Original 81.3 kB
  • After minification 72.1 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. Obviously, Dr Plaza needs image optimization as it can save up to 9.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-76%

Potential reduce by 1.4 kB

  • Original 1.9 kB
  • After minification 1.7 kB
  • After compression 446 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. Dr-plaza.net needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (53%)

Requests Now

43

After Optimization

20

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dr Plaza. 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.

Accessibility Review

dr-plaza.net accessibility score

46

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Document doesn't have a <title> element

High

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

High

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

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

dr-plaza.net best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

dr-plaza.net SEO score

75

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

Document doesn't have a <title> element

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dr-plaza.net 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 Dr-plaza.net main page’s claimed encoding is euc-jp. 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 Dr Plaza. 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: