ganjoho.jp
がん情報サービス HOME：[国立がん研究センター がん情報サービス 一般の方へ]
Last scanned Aug 4, 2026, 12:00 PM · 11 views
Overall score
Fair
Summary
国立がん研究センターが運営する公式サイトです。. This website uses Apache hosted on Azure. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance good (75/100). Top issue: Title longer than 60 characters.
国立がん研究センターが運営する公式サイトです。
- United States
- Hosted on Azure
Top issues to fix
10 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.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+4 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
284 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 27, 2026
- Overall
- 76
- SEO
- 70
- Security
- 65
- Performance
- 75
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
国立がん研究センターが運営する公式サイトです。
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- がん情報サービス HOME：[国立がん研究センター がん情報サービス 一般の方へ]
- Description
- 国立がん研究センターが運営する公式サイトです。
- Canonical
- Language
- ja
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Azure
- CDN provider
- —
- IP address
- 52.155.115.4
- ASN
- AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- GlobalSign nv-sa
- Subject
- ganjoho.jp
- Valid from
- Sep 24, 2025
- Valid to
- Oct 26, 2026
- Days until expiry
- 82
- SAN domains
- ganjoho.jp
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 19 · H3 53
Links
190 internal · 14 external · 1 broken
Images
7 total · 0 missing alt
Scripts / Styles
19 scripts · 2 stylesheets
JS / CSS size
1.1 MB · 439 KB
Page size
98.4 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://ganjoho.jp
- Final URL
- https://ganjoho.jp/public/index.html
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 282 ms
- HTML size
- 98.4 KB
- Redirect chain
- https://ganjoho.jp → https://ganjoho.jp/public/index.html
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does ganjoho.jp use?
- ganjoho.jp is built with Google Analytics, Apache.
- Is ganjoho.jp secure (HTTPS)?
- Yes. ganjoho.jp uses TLS 1.2 with a certificate issued by GlobalSign nv-sa, valid until Oct 26, 2026.
- Who hosts ganjoho.jp?
- ganjoho.jp is hosted on Azure.
- What is ganjoho.jp's SEO score?
- ganjoho.jp scored 70/100 for SEO in the latest analysis (fair).
- What is ganjoho.jp's overall website score?
- ganjoho.jp has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.
- Has ganjoho.jp's score changed over time?
- ganjoho.jp's overall score has stayed steady at 76/100 since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card