KPN · Domain Security

Kpn Domain Security

Domain security

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

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Transport & Host Security

www.kpn.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 18 23:59:59 2026 GMT
developer.kpn.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Dec 26 09:24:37 2026 GMT
api-prd.kpn.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 6 09:23:23 2026 GMT

Domain (DNS/Email) Security

kpn.com
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: yes

Source

Domain Security

Raw ↑ 
generated: '2026-07-25'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.kpn.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 18 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: developer.kpn.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec 26 09:24:37 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: api-prd.kpn.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  6 09:23:23 2026 GMT
  hsts: null
domains:
- domain: kpn.com
  dnssec: true
  caa:
  - 0 issue "globalsign.com"
  - 0 issue "certsign.ro"
  - 0 issue "pki.goog"
  - 0 issuewild "digicert.com"
  - 0 issue "letsencrypt.org"
  - 0 issuewild "certSIGN.ro"
  spf: true
  dmarc: true
  dmarc_policy: reject