premium-yutaiclub.jp
トップ | プレミアム優待倶楽部PORTAL
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Fair
Summary
「プレミアム優待倶楽部PORTAL」では、各社プレミアム優待倶楽部で株主優待ポイントを、共通株主優待コイン「WILLsCoin」と交換。合算することにより、よりグレー�… This website uses Google Analytics. SEO is fair (60/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.
「プレミアム優待倶楽部PORTAL」では、各社プレミアム優待倶楽部で株主優待ポイントを、共通株主優待コイン「WILLsCoin」と交換。合算することにより、よりグレードの高い優待商品との交換も可能です。
Top issues to fix
13 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
2 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+7 more issues — details in the sections below.
SEO
7 issue(s) found
Performance
905 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
「プレミアム優待倶楽部PORTAL」では、各社プレミアム優待倶楽部で株主優待ポイントを、共通株主優待コイン「WILLsCoin」と交換。合算することにより、よりグレードの高い優待商品との交換も可能です。
Meta tags
- Title
- トップ | プレミアム優待倶楽部PORTAL
- Description
- 「プレミアム優待倶楽部PORTAL」では、各社プレミアム優待倶楽部で株主優待ポイントを、共通株主優待コイン「WILLsCoin」と交換。合算することにより、よりグレードの高い優待商品との交換も可能です。
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, user-scalable=no, maximum-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- GlobalSign nv-sa
- Subject
- *.premium-yutaiclub.jp
- Valid from
- Oct 10, 2025
- Valid to
- Nov 9, 2026
- Days until expiry
- 76
- SAN domains
- *.premium-yutaiclub.jp, premium-yutaiclub.jp
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 3 cookie(s) observed
Content & assets
Headings
H1 2 · H2 149 · H3 13
Links
29 internal · 116 external · 1 broken
Images
186 total · 0 missing alt
Scripts / Styles
21 scripts · 13 stylesheets
JS / CSS size
2.1 KB · 113 B
Page size
270 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Missing <html lang> attribute
Scan details
- Requested URL
- https://premium-yutaiclub.jp
- Final URL
- https://portal.premium-yutaiclub.jp/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 900 ms
- HTML size
- 270 KB
- Redirect chain
- https://premium-yutaiclub.jp → https://portal.premium-yutaiclub.jp/
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Frequently asked questions
- What technology does premium-yutaiclub.jp use?
- premium-yutaiclub.jp is built with jQuery, Google Analytics.
- Is premium-yutaiclub.jp secure (HTTPS)?
- Yes. premium-yutaiclub.jp uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Nov 9, 2026.
- Who hosts premium-yutaiclub.jp?
- Hosting provider information for premium-yutaiclub.jp is not available yet.
- What is premium-yutaiclub.jp's SEO score?
- premium-yutaiclub.jp scored 60/100 for SEO in the latest analysis (fair).
- What is premium-yutaiclub.jp's overall website score?
- premium-yutaiclub.jp has an overall SiteGraph score of 77/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card