Is clevelandclinic.org legit?
Clevelandclinic.org appears to be a highly trustworthy website, demonstrating a robust and well-maintained online presence. Its long domain history, strong security measures, and comprehensive compliance signals point to a reliable and legitimate organization.
Health & Wellness average: 76/100 · based on 17 sites
Checked: April 18, 2026 at 7:59 AM UTC · Refresh
Is clevelandclinic.org a scam? Here's what we found.
The site boasts excellent security with modern TLS 1.3 encryption, HSTS enforcement, robust Content Security Policy, and Google Web Risk confirming no threats. This indicates a strong commitment to protecting user data and preventing malicious activity.
With a domain nearly 29 years old, clear WHOIS information, and custom branding, the identity of Cleveland Clinic is well-established and transparent. This longevity is a significant indicator of legitimacy, especially for a major healthcare provider.
This website benefits from a high Tranco rank, indicating substantial, legitimate traffic, and it's completely clean on all DNS blacklists. Its decades-long online presence solidifies its reputation as a trusted institution.
Clevelandclinic.org provides clear contact information, essential legal pages like privacy and terms, and maintains a strong presence across multiple social media platforms, suggesting open communication and accountability.
The presence of both a privacy policy and terms of service pages, coupled with its overall legitimate appearance, suggests the site takes its legal and user-centric obligations seriously, which is crucial for a healthcare entity.
The underlying infrastructure is highly modern and secure, featuring multiple DNS IPs, robust email authentication with SPF and DMARC, DNSSEC for domain integrity, and Cloudflare for added performance and security. This indicates careful management and a strong technical foundation.
Signals Detected
This is a well-known, high-traffic website
Site has structured data markup
This business has no Trustpilot presence — not unusual for smaller or newer companies
Valid certificate, expires in 76 days
Certificate issued by Google Trust Services
Connection uses TLS 1.3
Resolves to: 2a06:98c1:3103::ac40:9b28, 2606:4700:4402::6812:20d8, 104.18.32.216, 172.64.155.40
Mail servers: us-smtp-inbound-1.mimecast.com., us-smtp-inbound-2.mimecast.com.
Domain has SPF email authentication configured
Domain has DMARC email authentication configured
DNS providers: bob.ns.cloudflare.com., etta.ns.cloudflare.com.
robots.txt has 31 directives and references a sitemap
Not found on any DNS blacklists
Site enforces HTTPS via HSTS
Site has Content Security Policy configured
X-Frame-Options: DENY
Web server: cloudflare
No threats detected by Google Web Risk
Domain created 1998-01-08T05:00:00Z (28 years, 8 months ago)
Registered through GoDaddy Corporate Domains, LLC
Expires in 263 days
DNSSEC status from WHOIS
Site has custom branding and social media metadata
Sitemap found with 2 entries
Website is live and responding
Website appears to have contact information
Website has both privacy policy and terms of service pages
Website links to multiple social media platforms
Could not query Wayback Machine
Could not query certificate transparency logs
Fast page load
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