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au.com

【公式】au | スマートフォン・携帯・料金プラン・インターネット

Last scanned Jul 29, 2026, 4:00 PM · 10 views

92

Overall score

Excellent

Summary

au(エーユー)の公式サイト。スマートフォン・携帯電話・インターネット回線の最新料金プランやキャンペーン、5G対応サービス・端末情報など、個人のお客さま… This website uses jQuery. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

au(エーユー)の公式サイト。スマートフォン・携帯電話・インターネット回線の最新料金プランやキャンペーン、5G対応サービス・端末情報など、個人のお客さま向けサービスを幅広くご案内します。

Top issues to fix

6 issues found

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 20 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

80

SEO

4 issue(s) found

100

Performance

145 ms

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+6 overall since Jul 21, 2026

Overall
92
SEO
80
Security
90
Performance
100
Accessibility
100

Organization

Company details published in this site's own structured data.

au(エーユー)の公式サイト。スマートフォン・携帯電話・インターネット回線の最新料金プランやキャンペーン、5G対応サービス・端末情報など、個人のお客さま向けサービスを幅広くご案内します。

Meta tags

Title
【公式】au | スマートフォン・携帯・料金プラン・インターネット
Description
au(エーユー)の公式サイト。スマートフォン・携帯電話・インターネット回線の最新料金プランやキャンペーン、5G対応サービス・端末情報など、個人のお客さま向けサービスを幅広くご案内します。
Canonical
https://www.au.com/
Language
ja
Charset
UTF-8
Viewport
width=device-width, initial-scale=1, shrink-to-fit=no
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
company
og:url
https://www.au.com/

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
GlobalSign nv-sa
Subject
www.au.com
Valid from
Jan 5, 2026
Valid to
Feb 6, 2027
Days until expiry
191
SAN domains
www.au.com, au.com

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 6 · H3 12

Links

80 internal · 65 external · 20 broken

Images

71 total · 0 missing alt

Scripts / Styles

26 scripts · 6 stylesheets

JS / CSS size

12.9 KB · 1.0 KB

Page size

133 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Title longer than 60 characters
  • Meta description longer than 160 characters
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://au.com
Final URL
https://www.au.com/
HTTP status
200
HTTP version
HTTP/2
Response time
143 ms
HTML size
133 KB
Redirect chain
https://au.com → https://www.au.com/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does au.com use?
au.com is built with jQuery.
Is au.com secure (HTTPS)?
Yes. au.com uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Feb 6, 2027.
Who hosts au.com?
Hosting provider information for au.com is not available yet.
What is au.com's SEO score?
au.com scored 80/100 for SEO in the latest analysis (great).
What is au.com's overall website score?
au.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
Has au.com's score changed over time?
au.com's overall score has improved by 6 points (from 86 to 92) since Jul 21, 2026.