Access mail.machicomi.jp. 無料のメール連絡網「マチコミ」｜全国で約14,000以上の学校・施設、250万人以上の保護者が利用

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value20.0 s

0/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value12.4 s

14/100

10%

mail.machicomi.jp

799 ms

default.css

625 ms

module.css

480 ms

style.css

811 ms

flexslider.css

502 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 87% of them (94 requests) were addressed to the original Mail.machicomi.jp, 3% (3 requests) were made to Platform.twitter.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Mail.machicomi.jp.

Content Size

534.2 kB

After Optimization

354.9 kB

In fact, the total size of Mail.machicomi.jp main page is 534.2 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. 40% of websites need less resources to load. Images take 290.7 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 22.4 kB

Original 30.0 kB
After minification 26.3 kB
After compression 7.7 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 3.7 kB, which is 12% 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 22.4 kB or 74% of the original size.

Image Optimization

-8%

Potential reduce by 22.0 kB

Original 290.7 kB
After minification 268.8 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. Mail Machicomi images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 81.5 kB

Original 152.2 kB
After minification 139.1 kB
After compression 70.7 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 81.5 kB or 54% of the original size.

CSS Optimization

-87%

Potential reduce by 53.4 kB

Original 61.2 kB
After minification 44.4 kB
After compression 7.8 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. Mail.machicomi.jp needs all CSS files to be minified and compressed as it can save up to 53.4 kB or 87% of the original size.

Requests Now

107

After Optimization

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mail Machicomi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

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

High

Links do not have a discernible name

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

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.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

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 Mail.machicomi.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 Mail.machicomi.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

mail.machicomi.jp

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

Report Summary

Performance

Accessibility

Best Practices

SEO

無料のメール連絡網「マチコミ」｜全国で約14,000以上の学校・施設、250万人以上の保護者が利用

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

mail.machicomi.jp

default.css

module.css

style.css

flexslider.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

mail.machicomi.jp

default.css

module.css

style.css

flexslider.css

jquery.min.js

yuga.js

jquery.socialbutton-1.9.0.js

ga.js

jquery.flexslider-min.js

modernizr.js

analytics.js

machicomi_logo.png

btn_machi_ope.jpg

btn_con_top.jpg

nav_un_machicomi_cr.jpg

nav_on_admin.jpg

nav_on_parent.jpg

navside_tit_introduction.jpg

navside_tit_change.jpg

navside_tit_about.jpg

navside_titsub01_about.gif

navside_titsub02_about.gif

navside_tit_intro.jpg

navside_titsub01_intro.gif

navside_titsub02_intro.gif

navside_titsub03_intro.gif

navside_titsub04_intro.gif

navside_titsub05_intro.gif

navside_tit_more.jpg

navside_titsub01_more.gif

navside_titsub02_more.gif

navside_titsub03_more.gif

navside_titsub04_more.gif

img_pmark.gif

img_slice02.jpg

img_slice01.jpg

btn_casestudy_view.gif

btn_join.gif

top_record_01.gif

prefecture_04.gif

prefecture_07.gif

top_record_02.gif