Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

haishasan.net

歯医者さんネット:全国6万件の歯科医院検索

Page Load Speed

12.6 sec in total

First Response

541 ms

Resources Loaded

11.1 sec

Page Rendered

893 ms

About Website

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

全国6万件の歯科医院検索なら歯医者さんネット。歯医者さんネットは全国の歯科医院検索から虫歯・歯周病予防など歯の健康情報がわかるポータルサイトです。歯やお口のトラブルやお子様の歯の知識にお役立てください。

Visit haishasan.net

Key Findings

We analyzed Haishasan.net page load time and found that the first response time was 541 ms and then it took 12 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

haishasan.net performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

haishasan.net

541 ms

www.haishasan.net

531 ms

www.haishasan.net

2618 ms

haisha_top_new.css

1001 ms

gmenu_dropdown.css

519 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 72% of them (108 requests) were addressed to the original Haishasan.net, 2% (3 requests) were made to Googletagmanager.com and 2% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (6.4 sec) belongs to the original domain Haishasan.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 196.0 kB (6%)

Content Size

3.1 MB

After Optimization

2.9 MB

In fact, the total size of Haishasan.net main page is 3.1 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. 55% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.4 kB

  • Original 57.6 kB
  • After minification 49.6 kB
  • After compression 13.2 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 8.0 kB, which is 14% 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 44.4 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 55.0 kB

  • Original 2.9 MB
  • After minification 2.8 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. Haishasan images are well optimized though.

JavaScript Optimization

-40%

Potential reduce by 64.1 kB

  • Original 160.5 kB
  • After minification 160.0 kB
  • After compression 96.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 64.1 kB or 40% of the original size.

CSS Optimization

-82%

Potential reduce by 32.5 kB

  • Original 39.4 kB
  • After minification 30.7 kB
  • After compression 7.0 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. Haishasan.net needs all CSS files to be minified and compressed as it can save up to 32.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (31%)

Requests Now

142

After Optimization

98

The browser has sent 142 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Haishasan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

haishasan.net accessibility score

60

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

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

haishasan.net 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

haishasan.net SEO score

91

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

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

High

Tap targets are not sized appropriately

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 Haishasan.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 Haishasan.net 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 data is detected on the main page of Haishasan. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: