API Specifications · Domain Security

Specifications Domain Security

Domain security

Domain security posture for API Specifications, 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 absent, SPF present, DMARC present (p=none).

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Transport & Host Security

www.openapis.org
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 6 18:54:28 2026 GMT
spec.openapis.org
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 26 05:12:18 2026 GMT
www.asyncapi.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 1 03:28:50 2026 GMT

Domain (DNS/Email) Security

openapis.org
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none
asyncapi.com
DNSSEC: no · SPF: no · DMARC: no · CAA: none

Source

Domain Security

specifications-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.openapis.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  6 18:54:28 2026 GMT
  hsts: true
  hsts_max_age: 300
- host: spec.openapis.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 26 05:12:18 2026 GMT
  hsts: false
- host: www.asyncapi.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  1 03:28:50 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: openapis.org
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: asyncapi.com
  dnssec: false
  caa: []
  spf: false
  dmarc: false