dogo.jp
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Hosting Provider
IP Address
153.121.70.148
Site Location
🇯🇵 Japanvia tld
Server Location
🇯🇵 Osaka, Japan
ASN
AS9370
Organization
SAKURA
Server
Nginx
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Technology Stack
9 Technologies Detected
Analytics
2Libraries
1UI Components
1CSS Frameworks
1Tag Managers
1Web Servers
1Languages
1Plugins
1SEO Analysis
【公式サイト】道後温泉
愛媛・松山、道後温泉の公式ウェブサイトです。道後温泉は、「日本書記」にも登場するわが国最古といわれる温泉です。古代に名を知られた道後温泉は、白鷺の伝説をはじめ数々の逸話や物語などが残されており、わが国の歴史とともに温泉文化を育んでいます。温泉情緒あふれる道後温泉へぜひ、お越しください。
Recommended: 50-60 chars (~68px / 580px)
Recommended: 120-160 chars
Issues (1)
- • Most images missing alt text (91/118) — critical for accessibility and SEO
5 issues found
Upgrade to view detailsCrawlability
Type: standard
245 URLs
5 rules
Sitemap reference found
Local SEO
Local Search Readiness
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AI & LLM Readiness
AI Bot Access
14/14 accessibleMachine Readability
Structured Data
4 JSON-LDCitation Readiness
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Accessibility
WCAG 2.1 Compliance
- •Accessibility recommendation preview...
Carbon Footprint
SWDM v4 · Eco-Score
- •Carbon footprint recommendation preview...
Security Score
HTTPS
No WAF
141d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Nijimo, Inc.
Key Algorithm
RSA (2048 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.2
HTTP Protocol
HTTP/1.1
Valid From
23.03.2026
Valid Until
07.10.2026
OCSP Stapling
Enabled
Subject Alternative Names (2)
SHA-256 Fingerprint
21:D5:66:FA:DA:46:3F:3A:B0:DB:A4:52:73:1C:09:1A:9C:6C:09:A9...
Top Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Custom Mail Server
Score
45
MX Records (2)
Domain Information
dogo.jp
Privacy & Compliance
Cookiebot
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width,initial-scale=1- •Mobile compatibility recommendation preview...
Typography & Readability
Yu Mincho
20px · LH 2.60
3.35x ratio · ✓ H1→H6
1:1 min contrast
1 font
Heading Font
Yu Mincho
Body Font
Yu Mincho
Contrast Ratio
1:1
5 issuesReading Comfort
~39 CPL
Narrow lines✅ Excellent readability: 20px body text is ideal for all devices.
⚠️ Wide line spacing (2.60). 1.4–1.6 is optimal for body text.
⚠️ Partial contrast: 5 elements below WCAG AA threshold (min 1.0:1).
✅ Perfect heading hierarchy: Sequential h1→h2→h3 with single H1 — ideal for SEO & accessibility.
✅ Strong hierarchy: Headlines are 3.4x larger than body text.
✅ Modern fluid typography: clamp() with rem units ensures zoom accessibility (WCAG 1.4.4).
Color Palette
9 unique colorsBusiness & Marketing Stack
2 Tools Detected
1
Categories
2
Total Tools
0
Enterprise
0
Mid-Market
Assessment: Growing marketing technology adoption
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Scripts & Styles
27 Resources
Top Script Sources
Website Identity
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Historical Analysis & Change Tracking