Access airy.net. airy.net｜新卒採用・働き方改革・人財育成・ダイバーシティ推進・大学キャリアを支援する情報発信サイト

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

1/100

10%

LCP (Largest Contentful Paint)

Value38.8 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value1,280 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value1.013

2/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

airy.net

344 ms

airy.net

1062 ms

gtm.js

76 ms

bootstrap.css

1200 ms

SidebarNav.min.css

540 ms

Our browser made a total of 106 requests to load all elements on the main page. We found that 65% of them (69 requests) were addressed to the original Airy.net, 20% (21 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Airy.net.

Content Size

8.8 MB

After Optimization

8.2 MB

In fact, the total size of Airy.net main page is 8.8 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. 70% of websites need less resources to load. Images take 8.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 39.9 kB

Original 47.2 kB
After minification 38.7 kB
After compression 7.3 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 8.5 kB, which is 18% 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 39.9 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 90.4 kB

Original 8.1 MB
After minification 8.0 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. Airy images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 220.4 kB

Original 335.7 kB
After minification 281.9 kB
After compression 115.2 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 220.4 kB or 66% of the original size.

CSS Optimization

-86%

Potential reduce by 222.9 kB

Original 257.8 kB
After minification 211.5 kB
After compression 34.9 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. Airy.net needs all CSS files to be minified and compressed as it can save up to 222.9 kB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Airy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

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

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

<html> element does not have a valid value for its [lang] attribute.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

JA
Language Claimed

JP
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Airy.net can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed language. Our system also found out that Airy.net 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

airy.net

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

Report Summary

Performance

Accessibility

Best Practices

SEO

airy.net｜新卒採用・働き方改革・人財育成・ダイバーシティ推進・大学キャリアを支援する情報発信サイト

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

airy.net

airy.net

gtm.js

bootstrap.css

SidebarNav.min.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

airy.net

airy.net

gtm.js

bootstrap.css

SidebarNav.min.css

style.css

fontawesome-all.min.css

css

css

logo_airy.png

logo_f.png

logo_d.png

logo_e.png

analytics.js

destination

6399170.js

collect

jquery-2.2.3.min.js

menu.js

responsiveslides.min.js

SidebarNav.min.js

main.js

jquery.flexisel.js

move-top.js

easing.js

logo_en.png

logo_fb.png

logo_mn.png

logo_a.png

logo_c.png

g1.png

g2.png

g3.png

g4.png

g8.png

g9.png

g5.png

g6.png

clumn_20190115_top.jpg

column_20181113_top.jpg

column_20181112_top.jpg

column_20181109_top.jpg

column_20181102_top.jpg