aacr.org
American Association for Cancer Research (AACR)
Last scanned Aug 5, 2026, 1:00 PM · 11 views
Overall score
Great
Summary
The AACR is the first and largest cancer research organization. This website uses WordPress behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance good (80/100). Top issue: Meta description longer than 160 characters.
The AACR is the first and largest cancer research organization. Our mission is to prevent and cure cancer through research, education, communication, collaboration, funding, and advocacy. Our 58,000 members translate innovative science into cancer cures.
Top issues to fix
9 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.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+3 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
3.61 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 26, 2026
- Overall
- 82
- SEO
- 85
- Security
- 65
- Performance
- 80
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
The AACR is the first and largest cancer research organization. Our mission is to prevent and cure cancer through research, education, communication, collaboration, funding, and advocacy. Our 58,000 members translate innovative science into cancer cures.
Contact
Email, phone, and address published on this site's own pages.
- Phone
- 12154409300
Meta tags
- Title
- American Association for Cancer Research (AACR)
- Description
- The AACR is the first and largest cancer research organization. Our mission is to prevent and cure cancer through research, education, communication, collaboration, funding, and advocacy. Our 58,000 members translate innovative science into cancer cures.
- Canonical
- https://www.aacr.org/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Google Trust Services
- Subject
- www.aacr.org
- Valid from
- Jul 6, 2026
- Valid to
- Oct 4, 2026
- Days until expiry
- 60
- SAN domains
- www.aacr.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 2 · H3 0
Links
209 internal · 61 external · 20 broken
Images
10 total · 1 missing alt
Scripts / Styles
31 scripts · 8 stylesheets
JS / CSS size
5.5 KB · 17.0 KB
Page size
269 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
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://aacr.org
- Final URL
- https://www.aacr.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 3.61 s
- HTML size
- 269 KB
- Redirect chain
- https://aacr.org → https://www.aacr.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does aacr.org use?
- aacr.org is built with WordPress, jQuery, Google Analytics, Cloudflare Analytics, Meta Pixel.
- Is aacr.org secure (HTTPS)?
- Yes. aacr.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 4, 2026.
- Who hosts aacr.org?
- Hosting provider information for aacr.org is not available yet.
- What is aacr.org's SEO score?
- aacr.org scored 85/100 for SEO in the latest analysis (great).
- What is aacr.org's overall website score?
- aacr.org has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
- Has aacr.org's score changed over time?
- aacr.org's overall score has stayed steady at 82/100 since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card