Zefchain · Domain Security

Zefchain Domain Security

Domain security

Domain security posture for Zefchain, probed live across 2 host(s) and 2 registrable domain(s). 2 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC present, SPF absent, DMARC present (p=none).

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Transport & Host Security

linera.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 7 21:13:03 2026 GMT
linera.dev
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 22 07:49:49 2026 GMT

Domain (DNS/Email) Security

linera.io
DNSSEC: yes · SPF: no · DMARC: yes (p=none) · CAA: none
linera.dev
DNSSEC: no · SPF: no · DMARC: no · CAA: none

Source

Domain Security

zefchain-domain-security.yml Raw ↑ 
generated: '2026-07-21'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: linera.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  7 21:13:03 2026 GMT
  hsts: false
- host: linera.dev
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 22 07:49:49 2026 GMT
  hsts: false
domains:
- domain: linera.io
  dnssec: true
  caa: []
  spf: false
  dmarc: true
  dmarc_policy: none
- domain: linera.dev
  dnssec: false
  caa: []
  spf: false
  dmarc: false