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SGSiteGraph

stroke.org

American Stroke Association

Last scanned Aug 2, 2026, 8:00 PM · 6 views

90

Overall score

Excellent

Summary

The American Stroke Association is a relentless force for a healthier world with fewer strokes. This website uses Cloudflare Analytics behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

The American Stroke Association is a relentless force for a healthier world with fewer strokes.

Top issues to fix

7 issues found

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • 1 cookie without Secure/HttpOnly flags

    Security

    Set 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

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+1 more issue — details in the sections below.

80

SEO

3 issue(s) found

100

Performance

914 ms

85

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+3 overall since Jul 26, 2026

Overall
90
SEO
80
Security
85
Performance
100
Accessibility
100

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.

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

OpenGraph & Twitter Card

OpenGraph

og:title
American Stroke Association | A Division of the American Heart Association
og:description
The American Stroke Association is a relentless force for a healthier world with fewer strokes.
og:type
website
og:url
https://www.stroke.org/en/

Twitter Card

twitter:card
summary_large_image
twitter:title
American Stroke Association | A Division of the American Heart Association
twitter:description
The American Stroke Association is a relentless force for a healthier world with fewer strokes.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
Cloudflare
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Google Trust Services
Subject
www.stroke.org
Valid from
Jul 27, 2026
Valid to
Oct 25, 2026
Days until expiry
83
SAN domains
www.stroke.org

Security headers

  • Strict-Transport-SecurityEnabled
  • 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 · 20 broken

Images

35 total · 0 missing alt

Scripts / Styles

17 scripts · 6 stylesheets

JS / CSS size

4.2 KB · 0 B

Page size

131 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • 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://stroke.org
Final URL
https://www.stroke.org/
HTTP status
200
HTTP version
HTTP/2
Response time
912 ms
HTML size
131 KB
Redirect chain
https://stroke.org → https://www.stroke.org/

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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 Oct 25, 2026.
Who hosts stroke.org?
Hosting provider information for stroke.org is not available yet.
What is stroke.org's SEO score?
stroke.org scored 80/100 for SEO in the latest analysis (great).
What is stroke.org's overall website score?
stroke.org has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
Has stroke.org's score changed over time?
stroke.org's overall score has improved by 3 points (from 87 to 90) since Jul 26, 2026.