cancer.org
End Cancer As We Know It | American Cancer Society
Last scanned Jul 21, 2026, 11:37 AM · 1 view
Overall score
Excellent
Top issues to fix
1 issue found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Summary
Dedicated to helping people who face cancer. This website uses jQuery hosted on Fastly. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100).
SEO
0 issue(s) found
Performance
250 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- End Cancer As We Know It | American Cancer Society
- Description
- Dedicated to helping people who face cancer. Learn about cancer research, patient services, early detection, treatment and education at cancer.org.
- Canonical
- https://www.cancer.org
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, shrink-to-fit=no, user-scalable=yes, maximum-scale=2.0
- Robots meta
- index
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Fastly
- CDN provider
- —
- IP address
- 151.101.195.10
- ASN
- AS54113 (FASTLY - Fastly, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Sectigo Limited
- Subject
- cancer.org
- Valid from
- Jun 16, 2026
- Valid to
- Dec 31, 2026
- Days until expiry
- 163
- SAN domains
- cancer.org, www.cancer.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 9 · H3 3
Links
163 internal · 31 external · 0 broken
Images
47 total · 0 missing alt
Scripts / Styles
23 scripts · 7 stylesheets
JS / CSS size
367 KB · 212 KB
Page size
400 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 8
- sitemap.xml
- Found
- URLs in sitemap
- 3428
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://cancer.org
- Final URL
- https://www.cancer.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 242 ms
- HTML size
- 400 KB
- Redirect chain
- https://cancer.org → https://www.cancer.org/
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Frequently asked questions
- What technology does cancer.org use?
- cancer.org is built with jQuery.
- Is cancer.org secure (HTTPS)?
- Yes. cancer.org uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Dec 31, 2026.
- Who hosts cancer.org?
- cancer.org is hosted on Fastly.
- What is cancer.org's SEO score?
- cancer.org scored 100/100 for SEO in the latest analysis (excellent).
- What is cancer.org's overall website score?
- cancer.org has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card