44
/ 100
F
Poor
Overall Domain Score
SEO 62 · LLM 27 · Perf 36
62
🔍 SEO Score
8 / 13 checks passed
27
🤖 LLM Readiness
3 / 11 checks passed
36
⚡ Performance
4 / 11 checks passed
📝 Extracted Page Tags
Title Tag
幕張メッセ - 日本を代表する複合コンベンション施設
Meta Description
幕張メッセは、国際展示場、国際会議場、幕張イベントホールの3施設で構成される、千葉市美浜区にある複合コンベンション施設です。
H1 Heading
文化が集まる、未来が集まるStart your future
Canonical URL
None found
🔍 SEO Audit
62/100❌ Title Tag
Length: 26 chars (Ideal: 30-60).
✅ Meta Description
Length: 62 chars (Ideal: 50-160).
✅ H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
❌ Canonical URL
Missing canonical tag.
❌ Open Graph Tags
Found 0 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
✅ Mobile Viewport
Viewport meta tag present.
❌ Image Alt Text
20 of 39 images missing alt.
❌ Sitemap
No sitemap found in robots.txt.
✅ Heading Hierarchy
H1 and H2 structure detected.
✅ Internal Links
Found 139 internal links.
✅ HSTS Security
HSTS header present.
✅ HTTPS
Loads securely over HTTPS.
🤖 LLMO
27/100❌ 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
No semantic HTML5 wrappers.
✅ Entity Verification Links
Social/publisher profiles linked.
⚡ Performance
36/100Network Waterfall (Total: 3745ms)
- DNS: 1510ms
- Connect: 1702ms
- TTFB: 2299ms
- Download: 1446ms
❌ Time to First Byte (TTFB)
TTFB: 2299ms (Target: < 600ms).
✅ HTML Payload Size
Raw HTML: 37.3KB (Target: < 150KB).
❌ Text Compression
No Brotli/Gzip detected.
❌ Cache Policies
Missing Cache-Control headers.
❌ CDN Usage
No CDN headers found.
✅ Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
❌ Native Lazy Loading
No lazy loading detected.
✅ Minified Assets
Minified .js/.css referenced.
❌ Preload / Preconnect Hints
Missing preload/preconnect hints.
✅ Character Set
UTF-8 declared.
🛡️ Security & Blacklist
Clean✅ Domain is clean.
⚙️ Technologies
Analytics & Tracking
Google AnalyticsGoogle Tag Manager
JavaScript
jQuery
📋 WHOIS
WHOIS unavailable.
🔗 DNS Records
| Type | Value |
|---|---|
| A | 153.120.0.189 |
| MX | mail.system.digitalartscloud.com |
| TXT | DAC=dac2ZMaOHCoReuzPenJ |
| TXT | v=spf1 include:spf.mail.system.digitalartscloud.com ip4:52.197.35.94 ip4:211.125.53.226 ip4:211.125.53.227 ip4:153.127.88.57 ip4:153.120.0.189 ~all |
| NS | messe02.m-messe.co.jp |
| NS | messe05.m-messe.co.jp |
| NS | ns.center.web.ad.jp |