Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

askdoctors.jp

アスクドクターズ｜ネットで医師に相談・Q&A検索

Page Load Speed

4.8 sec in total

First Response

342 ms

Resources Loaded

4 sec

Page Rendered

436 ms

About Website

Welcome to askdoctors.jp homepage info - get ready to check Askdoctors best content for Japan right away, or after learning these important things about askdoctors.jp

日本最大級の医師相談サイトAskDoctors(アスクドクターズ)。病気や健康の悩みを医師に相談できるほか、200万件以上のQ&Aを症状や病名から検索できます。

Visit askdoctors.jp

Key Findings

We analyzed Askdoctors.jp page load time and found that the first response time was 342 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

askdoctors.jp performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value1,880 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value18.1 s

3/100

10%

Network Requests Diagram

askdoctors.jp

342 ms

askdoctors.jp

679 ms

www.askdoctors.jp

1079 ms

ytag.js

963 ms

cwr.js

55 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Askdoctors.jp, 40% (34 requests) were made to Assets.askdoctors.jp and 15% (13 requests) were made to Static.askdoctors.jp. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Static.askdoctors.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.1 kB (7%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Askdoctors.jp main page is 1.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 775.6 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 64.4 kB

  • Original 91.4 kB
  • After minification 83.4 kB
  • After compression 27.1 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. 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 64.4 kB or 70% of the original size.

Image Optimization

-1%

Potential reduce by 11.2 kB

  • Original 775.6 kB
  • After minification 764.4 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. Askdoctors images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.6 kB

  • Original 256.0 kB
  • After minification 255.9 kB
  • After compression 254.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 915 B

  • Original 76.3 kB
  • After minification 76.3 kB
  • After compression 75.4 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. Askdoctors.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (48%)

Requests Now

77

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Askdoctors. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

askdoctors.jp accessibility score

66

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

[role]s are not contained by their required parent element

High

[role] values are not valid

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

Form elements do not have associated labels

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

askdoctors.jp best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

askdoctors.jp SEO score

90

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

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

    UTF-8

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