Mayo Clinic · Domain Security

Mayo Clinic Domain Security

Domain security

Domain security posture for Mayo Clinic, probed live across 2 host(s) and 2 registrable domain(s). 1 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=reject).

Clinical DataHealthcareHospitalMedical

Transport & Host Security

apiportal.mcc.mayo.edu
HTTPS: no · HSTS: no
www.mayoclinic.org
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Feb 23 23:59:59 2027 GMT

Domain (DNS/Email) Security

mayo.edu
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: none
mayoclinic.org
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none

Source

Domain Security

mayo-clinic-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: apiportal.mcc.mayo.edu
  https: false
- host: www.mayoclinic.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 23 23:59:59 2027 GMT
  hsts: null
domains:
- domain: mayo.edu
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: mayoclinic.org
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none