diamond.jp

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diamond.jp is ranked #6,612 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 59 places in four weeks. Its homepage uses Google Tag Manager and Google Ad Manager.

Global rank

#6,612

– this week

Domain age

—

Registration date unavailable

Technologies

detected on the homepage

SEO score

91/100

homepage checks

Popularity rank

#6,612 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: #6,566.

Weekly Tranco rank (lower is more popular).

See where diamond.jp sits in the top 10,000

Domain registration

The registry for .jp does not publish registration data over RDAP.

Technology stack

Analytics

Google Tag Manager

Advertising

Google Ad Manager

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.

91/100

https://diamond.jp/

ダイヤモンド・オンライン

ダイヤモンド社のビジネスパーソン向け情報サイト。業界を深掘りした独自特集、経営・経済・マネー情報やスキルアップ記事を提供し、ビジネスリーダーの意思決定や課題解決に応えます。

19 passed · 4 warnings · 0 failed

Content

!Title12 characters — aim for 15–65
✓Meta description86 characters
✓H1 headingExactly one H1
✓Subheadings36 H2 headings
✓Image alt textAll 74 images have alt text
✓Content lengthAbout 4,553 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://diamond.jp/
✓robots.txtFound
✓XML sitemapFound
✓Language attributeja
!Structured dataNo JSON-LD or microdata

Social sharing

✓Open GraphTitle, description and image set
✓Twitter / X cardsummary_large_image

Technical

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

Security headers

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

Server response

Final URL: https://diamond.jp/
HTTP status: 200
Server: —
Response time: 4.56 s (first byte 3.99 s, from our scanner in a US data centre)
HTML size: 184 KB
Compression: gzip

Sites ranked near diamond.jp

Rank	Website	Registered	Built with
#6,607	tu-dresden.de	—	Nginx, Matomo
#6,608	thescore.com	2002	Next.js, React, Cloudflare
#6,609	ovo.id	2015	cdnjs, Envoy, jQuery
#6,610	openedition.org	2010	—
#6,611	groupme.com	1999	Framer, Amazon CloudFront, Google Fonts
#6,613	uni-kiel.de	—	—
#6,614	cudaops.com	2006	—
#6,615	quran.com	1995	Next.js, React, Cloudflare
#6,616	ub.edu	—	Cloudflare
#6,617	mimecast.net	2003	Azure Front Door, unpkg, Google Tag Manager