Utrecht University · Domain Security

Utrecht Domain Security

Domain security

Domain security posture for Utrecht University, probed live across 6 host(s) and 1 registrable domain(s). 6 host(s) serve HTTPS (up to TLSv1.3); 5 advertise HSTS. Email/DNS controls: DNSSEC present, SPF present, DMARC present (p=quarantine).

EducationHigher EducationUniversityNetherlandsEuropeResearch DataResearch Data ManagementInstitutional RepositoryIdentity FederationOAI-PMHOpen AccessOpen ScienceLibraryOpen-Source

Transport & Host Security

www.uu.nl
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 2 19:54:40 2026 GMT
dspace.library.uu.nl
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 23 23:09:49 2026 GMT
portal.yoda.uu.nl
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Dec 4 14:03:46 2026 GMT
i-lab.yoda.uu.nl
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Dec 1 06:37:54 2026 GMT
login.uu.nl
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Feb 8 10:17:41 2027 GMT
research-portal.uu.nl
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 8 21:35:52 2026 GMT

Domain (DNS/Email) Security

uu.nl
DNSSEC: yes · SPF: yes · DMARC: yes (p=quarantine) · CAA: yes

Source

Domain Security

Raw ↑ 
generated: '2026-08-30'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts. Re-probed 2026-08-30 after the Yoda OpenAPIs 
  were re-based off the RFC 2606 placeholder host portal.yoda.test onto the verified production hosts 
  portal.yoda.uu.nl and i-lab.yoda.uu.nl.
hosts:
- host: www.uu.nl
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  2 19:54:40 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: dspace.library.uu.nl
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 23 23:09:49 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: portal.yoda.uu.nl
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec  4 14:03:46 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: i-lab.yoda.uu.nl
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec  1 06:37:54 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: login.uu.nl
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb  8 10:17:41 2027 GMT
  hsts: false
- host: research-portal.uu.nl
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  8 21:35:52 2026 GMT
  hsts: true
  hsts_max_age: 2592000
  operator: tenant
domains:
- domain: uu.nl
  dnssec: true
  caa:
  - 0 issuewild "letsencrypt.org"
  - 0 issue "harica.gr"
  - 0 issue "digicert.com"
  - 0 issue "sectigo.com"
  - 0 issuewild "harica.gr"
  - 0 issue "letsencrypt.org"
  spf: true
  dmarc: true
  dmarc_policy: quarantine

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