Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

doclabo.jp

どくらぼ | 歯医者の選び方を学んだり評判から探せる検索サイト

Page Load Speed

7 sec in total

First Response

615 ms

Resources Loaded

5.4 sec

Page Rendered

986 ms

doclabo.jp screenshot

About Website

Click here to check amazing Doclabo content for Japan. Otherwise, check out these important facts you probably never knew about doclabo.jp

歯医者の選び方や歯科にまつわる知識を学べて、検索できるサイト「どくらぼ」は全国の歯医者さんを掲載中です。それぞれの歯医者の口コミや評判をみて、あなたに合った歯医者さんを探すことができます!

Visit doclabo.jp

Key Findings

We analyzed Doclabo.jp page load time and found that the first response time was 615 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

doclabo.jp performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value16.4 s

0/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

doclabo.jp

615 ms

reset.css

169 ms

util.css

319 ms

main.css

322 ms

top.css

321 ms

Our browser made a total of 147 requests to load all elements on the main page. We found that 82% of them (121 requests) were addressed to the original Doclabo.jp, 3% (5 requests) were made to Pagead2.googlesyndication.com and 3% (5 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Doclabo.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (51%)

Content Size

4.5 MB

After Optimization

2.2 MB

In fact, the total size of Doclabo.jp main page is 4.5 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. 65% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 68.4 kB

  • Original 83.0 kB
  • After minification 58.0 kB
  • After compression 14.6 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 24.9 kB, which is 30% 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 68.4 kB or 82% of the original size.

Image Optimization

-49%

Potential reduce by 1.9 MB

  • Original 3.9 MB
  • After minification 2.0 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. Obviously, Doclabo needs image optimization as it can save up to 1.9 MB or 49% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-60%

Potential reduce by 281.8 kB

  • Original 469.8 kB
  • After minification 430.3 kB
  • After compression 188.0 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 281.8 kB or 60% of the original size.

CSS Optimization

-82%

Potential reduce by 35.2 kB

  • Original 43.1 kB
  • After minification 31.7 kB
  • After compression 7.9 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. Doclabo.jp needs all CSS files to be minified and compressed as it can save up to 35.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (34%)

Requests Now

146

After Optimization

96

The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doclabo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

doclabo.jp accessibility score

56

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 IDs are not unique

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

Links do not have a discernible name

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

doclabo.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

doclabo.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

    UTF-8

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