stroke.org
American Stroke Association
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Great
Summary
The American Stroke Association is a relentless force for a healthier world with fewer strokes. This website uses Cloudflare Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (90/100). Top issue: No structured data (JSON-LD) found.
The American Stroke Association is a relentless force for a healthier world with fewer strokes.
- United States
- Hosted on Cloudflare
Top issues to fix
7 issues found · 1 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
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.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
2 issue(s) found
Performance
541 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
The American Stroke Association is a relentless force for a healthier world with fewer strokes.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- American Stroke Association
- Description
- The American Stroke Association is a relentless force for a healthier world with fewer strokes.
- Canonical
- https://www.stroke.org/en/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, user-scalable=yes
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.18.21.19
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- www.stroke.org
- Valid from
- May 29, 2026
- Valid to
- Aug 27, 2026
- Days until expiry
- 31
- SAN domains
- www.stroke.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 6 cookie(s) observed
Content & assets
Headings
H1 1 · H2 23 · H3 2
Links
83 internal · 78 external · 3 broken
Images
35 total · 0 missing alt
Scripts / Styles
17 scripts · 6 stylesheets
JS / CSS size
931 KB · 478 KB
Page size
131 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 10
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://stroke.org
- Final URL
- https://www.stroke.org/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 539 ms
- HTML size
- 131 KB
- Redirect chain
- https://stroke.org → https://www.stroke.org/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does stroke.org use?
- stroke.org is built with Cloudflare Analytics.
- Is stroke.org secure (HTTPS)?
- Yes. stroke.org uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Aug 27, 2026.
- Who hosts stroke.org?
- stroke.org is hosted on Cloudflare, behind Cloudflare CDN.
- What is stroke.org's SEO score?
- stroke.org scored 85/100 for SEO in the latest analysis (great).
- What is stroke.org's overall website score?
- stroke.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card