Censys · Domain Security

Censys Domain Security

Domain security

Domain security posture for Censys, probed live across 3 host(s) and 2 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=quarantine).

SecurityInternet IntelligenceAttack Surface ManagementThreat HuntingCyber Threat IntelligenceOSINTInternet ScanningCertificatesAsset Discovery

Transport & Host Security

censys.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 16 15:32:30 2026 GMT
platform.censys.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Aug 27 14:24:25 2026 GMT
docs.censys.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 21 22:43:03 2026 GMT

Domain (DNS/Email) Security

censys.com
DNSSEC: yes · SPF: yes · DMARC: yes (p=quarantine) · CAA: yes
censys.io
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: yes

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: censys.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 16 15:32:30 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: platform.censys.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 27 14:24:25 2026 GMT
  hsts: null
- host: docs.censys.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 21 22:43:03 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: censys.com
  dnssec: true
  caa:
  - 0 issue "letsencrypt.org"
  - 0 issue "pki.goog; cansignhttpexchanges=yes"
  - 0 issue "sectigo.com"
  - 0 issue "ssl.com"
  - 0 issuewild ";"
  - 0 issuewild "comodoca.com"
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: censys.io
  dnssec: false
  caa:
  - 0 issue "ssl.com"
  - 0 issuewild ";"
  - 0 issuewild "comodoca.com"
  - 0 issuewild "digicert.com; cansignhttpexchanges=yes"
  - 0 issuewild "letsencrypt.org"
  - 0 issuewild "pki.goog; cansignhttpexchanges=yes"
  spf: true
  dmarc: true
  dmarc_policy: none