diamond.jp
Scanned URL: https://diamond.jp
62
🔍 SEO Score
8 / 13 checks passed
36
🤖 LLM Readiness
4 / 11 checks passed
73
⚡ Performance
8 / 11 checks passed
📝 Extracted Page Tags
Title Tag
ダイヤモンド・オンライン
Meta Description
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。
H1 Heading
None found
Canonical URL
https://diamond.jp/
🔍 SEO Audit
62/100❌ Title Tag
Length: 12 chars (Ideal: 30-60).
✅ Meta Description
Length: 86 chars (Ideal: 50-160).
❌ H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
✅ Canonical URL
Canonical URL is set.
✅ Open Graph Tags
Found 9 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
✅ Mobile Viewport
Viewport meta tag present.
❌ Image Alt Text
9 of 75 images missing alt.
❌ Sitemap
No sitemap found in robots.txt.
❌ Heading Hierarchy
Missing H1 or H2 tags.
✅ Internal Links
Found 267 internal links.
✅ HSTS Security
HSTS header present.
✅ HTTPS
Loads securely over HTTPS.
🤖 LLMO
36/100❌ Structured Data (JSON-LD)
No JSON-LD found.
❌ Schema Entities
No schema entities.
❌ FAQ Schema
Missing FAQ schema.
❌ Contextual Summary
Description too short for AI context.
❌ E-E-A-T (Author)
No author meta or schema.
❌ Organisation Schema
Missing Organization schema.
❌ Breadcrumb Schema
Missing BreadcrumbList.
✅ AI Crawler Access
AI agents not blocked.
✅ Language Declaration
Language set to 'ja'.
✅ Semantic Structure
Uses <main> or <article>.
✅ Entity Verification Links
Social/publisher profiles linked.
⚡ Performance
73/100Network Waterfall (Total: 1619ms)
- DNS: 253ms
- Connect: 447ms
- TTFB: 1035ms
- Download: 584ms
❌ Time to First Byte (TTFB)
TTFB: 1035ms (Target: < 600ms).
✅ HTML Payload Size
Raw HTML: 40.4KB (Target: < 150KB).
✅ Text Compression
Compression enabled (gzip).
✅ Cache Policies
Cache-Control headers set.
❌ CDN Usage
No CDN headers found.
✅ Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
✅ Native Lazy Loading
Images use loading='lazy'.
✅ Minified Assets
Minified .js/.css referenced.
✅ Preload / Preconnect Hints
Resource hints found.
✅ Character Set
UTF-8 declared.
🛡️ Security & Blacklist
Clean✅ Domain is clean.
⚙️ Technologies
E-Commerce
Magento
Advertising
DoubleClick
📋 WHOIS
WHOIS unavailable.
🔗 DNS Records
| Type | Value |
|---|---|
| A | 210.148.177.240 |
| MX | route1.mx.cloudflare.net |
| MX | route2.mx.cloudflare.net |
| MX | route3.mx.cloudflare.net |
| TXT | google-site-verification=m71bv9LLHHMI5847dG8uLsnUu0yRjq8_PU30vBm1zDE |
| TXT | v=spf1 include:92tghrck6z.powerspf.com ~all |
| TXT | facebook-domain-verification=35xmukjxwsvp824oum831hkqbxolst |
| TXT | google-site-verification=cw47u27nVyRFIWWpPmSthQ0GF7al7BaoARoMy8-i9Ns |
| TXT | google-site-verification=fISKJQyNGY7KCqL6XF_qn0PoURXchIR45XBpVnSQ5VQ |
| NS | eugene.ns.cloudflare.com |
| NS | ryleigh.ns.cloudflare.com |