Puzzle · Domain Security

Puzzle Domain Security

Domain security

Domain security posture for Puzzle, 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).

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Transport & Host Security

puzzle.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 10 13:33:15 2026 GMT

puzzle-api.readme.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 9 13:12:37 2026 GMT

api.puzzle.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 3 15:46:04 2026 GMT

Domain (DNS/Email) Security

puzzle.io

DNSSEC: yes · SPF: yes · DMARC: yes (p=quarantine) · CAA: none

readme.io

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

Source

Domain Security

generated: '2026-07-20'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: puzzle.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 10 13:33:15 2026 GMT
  hsts: true
  hsts_max_age: 31556926
- host: puzzle-api.readme.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  9 13:12:37 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: api.puzzle.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  3 15:46:04 2026 GMT
  hsts: null
domains:
- domain: puzzle.io
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: readme.io
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine

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