University of Bonn · Domain Security

University Of Bonn Domain Security

Domain security

Domain security posture for University of Bonn, probed live across 3 host(s) and 2 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=none).

EducationHigher EducationUniversityResearch DataOpen DataGermany

Transport & Host Security

www.uni-bonn.de
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Nov 7 22:00:31 2026 GMT
guides.dataverse.org
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Jul 30 23:59:59 2026 GMT
bonndata.uni-bonn.de
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Feb 17 12:33:30 2027 GMT

Domain (DNS/Email) Security

uni-bonn.de
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: yes
dataverse.org
DNSSEC: yes · SPF: yes · DMARC: yes (p=quarantine) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.uni-bonn.de
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov  7 22:00:31 2026 GMT
  hsts: null
- host: guides.dataverse.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Jul 30 23:59:59 2026 GMT
  hsts: false
- host: bonndata.uni-bonn.de
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 17 12:33:30 2027 GMT
  hsts: false
domains:
- domain: uni-bonn.de
  dnssec: false
  caa:
  - 0 iodef "mailto:sicherheitsteam@uni-bonn.de"
  - 0 issue "pki.dfn.de"
  - 0 issuewild "pki.dfn.de"
  - 0 issue "sectigo.com"
  - 0 issue "harica.gr"
  - 0 issuewild "harica.gr"
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: dataverse.org
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine