au.com

Live check Visit ↗

au.com is ranked #3,645 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 357 places in four weeks. The domain was registered on Apr 3, 1998, 28 years, 6 months ago, through PSI-Japan, Inc., and is paid up until Aug 7, 2027. Its homepage uses Google Fonts and Google Tag Manager. It is served through cdnjs and Fastly.

Global rank

#3,645

▲ 17 this week

Domain age

28 years

since Apr 3, 1998

Technologies

detected on the homepage

SEO score

93/100

homepage checks

Popularity rank

#3,645 of the top 1 million sites in the Tranco research ranking, which averages several traffic and DNS sources over 30 days. Best rank in the period shown: #3,645.

Weekly Tranco rank (lower is more popular).

See where au.com sits in the top 10,000

Domain registration

Registered: Apr 3, 1998 (28 years, 6 months ago)
Expires: Aug 7, 2027
Registrar: PSI-Japan, Inc.
Name servers: dns103.kddi.ne.jp, dns104.kddi.ne.jp, dnsa01.kddi.ne.jp, dnsa02.kddi.ne.jp
DNSSEC: Not signed

From the registry's public RDAP record, checked Oct 1, 2026.

Technology stack

UI frameworks & fonts

Google Fonts

Analytics

Google Tag Manager

CDN

cdnjs Fastly

Detected from the homepage HTML and response headers on Oct 14, 2026. Tools loaded only after scripts run (or after consent banners) may be missing.

Homepage SEO check

Checked from the HTML our scanner received on Oct 14, 2026. Content added later by JavaScript isn't counted.

93/100

https://www.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

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。

20 passed · 3 warnings · 0 failed

Content

✓Title33 characters
✓Meta description93 characters
✓H1 headingExactly one H1
✓Subheadings7 H2 headings
✓Image alt textAll 69 images have alt text
✓Content lengthAbout 2,465 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://www.au.com/
✓robots.txtFound
✓XML sitemapFound
✓Language attributeja
✓Structured dataOrganization

Social sharing

!Open Graph1 of 3 key tags set
!Twitter / X cardMissing

Technical

✓HTTPSServed over HTTPS
✓Mobile viewportFound
✓FaviconFound
✓Character encodingUTF-8

Security headers

✓Strict-Transport-SecuritySet
✓Content-Security-PolicySet
✓Clickjacking protectionSet
✓X-Content-Type-OptionsSet
!Referrer-PolicyNot set

Server response

Final URL: https://www.au.com/
HTTP status: 200
Server: —
Response time: 149 ms (first byte 145 ms, from our scanner in a US data centre)
HTML size: 137 KB
Compression: br

Sites with a similar tech stack

Rank	Website	Built with
#711	outbrain.com	Fastly, Google Tag Manager, Google Fonts
#769	imgur.com	Fastly, Google Analytics, Google Tag Manager
#2,607	smh.com.au	Fastly, Google Tag Manager, Google Fonts
#3,918	space.com	Alpine.js, Fastly, Google Tag Manager
#5,132	theage.com.au	Fastly, Google Tag Manager, Google Fonts
#5,881	pcgamer.com	Alpine.js, Fastly, Google Tag Manager

Sites ranked near au.com

Rank	Website	Registered	Built with
#3,640	dingtalk.com	2014	—
#3,641	com.com	1995	Cloudflare
#3,642	onenote.com	2002	—
#3,643	163img.com	2009	—
#3,644	360totalsecurity.com	2014	Next.js, React, Google Tag Manager
#3,646	google.co.za	—	—
#3,647	twinrdengine.com	2023	—
#3,648	awsdns-46.com	2010	—
#3,649	sba.gov	1997	WordPress, Amazon CloudFront, Apache
#3,650	lgtviot.com	2017	—

Questions about au.com

How popular is au.com?

au.com is #3,645 worldwide in the Tranco list published Oct 13, 2026.

How old is au.com?

au.com was registered on Apr 3, 1998, which makes the domain 28 years, 6 months old.

What is au.com built with?

We detected Google Fonts, Google Tag Manager, cdnjs and Fastly on its homepage.

Who is the registrar of au.com?

PSI-Japan, Inc., according to the registry's RDAP record.