Keio University · Domain Security

Keio Domain Security

Domain security

Domain security posture for Keio University, probed live across 2 host(s) and 1 registrable domain(s). 2 host(s) serve HTTPS (up to TLSv1.3); 2 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=none).

EducationHigher EducationUniversityJapanResearchInstitutional RepositoryResearch RepositoryIdentity FederationDigital CollectionsIIIFOAI-PMHOpen AccessCultural Heritage

Transport & Host Security

www.keio.ac.jp

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 6 23:59:59 2026 GMT

koara.lib.keio.ac.jp

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Nov 20 23:59:59 2026 GMT

Domain (DNS/Email) Security

keio.ac.jp

DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none

Source

Domain Security

generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.keio.ac.jp
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  6 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: koara.lib.keio.ac.jp
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 20 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: keio.ac.jp
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none

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