Certero · Domain Security

Certero Domain Security

Domain security

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

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Transport & Host Security

www.certero.com

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 9 10:36:19 2026 GMT

store.servicenow.com

HTTPS: yes · TLS: TLSv1.2 · HSTS: yes · cert expires: Aug 31 08:31:45 2026 GMT

Domain (DNS/Email) Security

certero.com

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

servicenow.com

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

Source

Domain Security

generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.certero.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  9 10:36:19 2026 GMT
  hsts: false
- host: store.servicenow.com
  https: true
  tls_version: TLSv1.2
  cert_expires: Aug 31 08:31:45 2026 GMT
  hsts: true
  hsts_max_age: 63072000
domains:
- domain: certero.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: servicenow.com
  dnssec: true
  caa:
  - 0 issue "amazon.com"
  - 0 issue "letsencrypt.org"
  - 0 issue "digicert.com"
  - 0 issue "entrust.net"
  - 0 issue "pki.goog"
  spf: true
  dmarc: true
  dmarc_policy: reject