radiko.jp
Scanned URL: https://radiko.jp
54
🔍 SEO Score
7 / 13 checks passed
27
🤖 LLM Readiness
3 / 11 checks passed
36
⚡ Performance
4 / 11 checks passed
📝 Extracted Page Tags
Title Tag
radiko(ラジコ) | インターネット・スマホアプリで聴けるラジオ
Meta Description
radiko(ラジコ)はスマートフォンやアプリ・パソコンでラジオが聴ける無料のサービスです。1週間以内に放送された番組が聴けるタイムフリー聴取機能や、全国のラジオが聴き放題のラジコプレミアムも！AM・FMラジオ対応
H1 Heading
None found
Canonical URL
None found
🔍 SEO Audit
54/100✅ Title Tag
Length: 35 chars (Ideal: 30-60).
✅ Meta Description
Length: 107 chars (Ideal: 50-160).
❌ H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
❌ Canonical URL
Missing canonical tag.
✅ Open Graph Tags
Found 6 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
✅ Mobile Viewport
Viewport meta tag present.
❌ Image Alt Text
1 of 1 images missing alt.
❌ Sitemap
No sitemap found in robots.txt.
❌ Heading Hierarchy
Missing H1 or H2 tags.
✅ Internal Links
Found 2 internal links.
❌ HSTS Security
Missing HSTS header.
✅ 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 provides good 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
No entity validation links.
⚡ Performance
36/100Network Waterfall (Total: 916ms)
- DNS: 12ms
- Connect: 193ms
- TTFB: 916ms
- Download: 0ms
❌ Time to First Byte (TTFB)
TTFB: 916ms (Target: < 600ms).
✅ HTML Payload Size
Raw HTML: 16KB (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
Infrastructure & CDN
Nginx
📋 WHOIS
WHOIS unavailable.
🔗 DNS Records
| Type | Value |
|---|---|
| A | 203.211.199.120 |
| MX | alt3.aspmx.l.google.com |
| MX | alt4.aspmx.l.google.com |
| MX | alt1.aspmx.l.google.com |
| MX | alt2.aspmx.l.google.com |
| MX | aspmx.l.google.com |
| TXT | v=spf1 +ip4:203.211.199.64/26 +ip4:124.241.233.0/24 +ip4:203.211.203.144/28 +ip4:210.172.34.104/29 +ip4:210.172.37.24/29 +ip4:210.172.38.152/29 +ip4:219.96.78.56/29 +ip4:219.96.79.208/29 +ip4:124.146.170.8 +ip4:124.146.170.9 include:_spf.google.com ~all |
| TXT | google-site-verification=OT1OkQwO9r7lunJ-6CIbFbczaiATO2bwHePeI5lV7SM |
| TXT | google-site-verification=fsnJZI3fDcPPHmvsNgyNUvgE8H5Bq4YG3K5UrVZ1liw |
| TXT | google-site-verification=qtOYk2jnvD0tpZb98IhSq5F7df_gL0JzWSi5L12MgDs |
| NS | lovisa.ns.cloudflare.com |
| NS | quincy.ns.cloudflare.com |