Walnut · Domain Security

Walnut Domain Security

Domain security

Domain security posture for Walnut, 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 present, SPF present, DMARC present (p=quarantine).

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Transport & Host Security

www.walnut.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 18 06:03:58 2026 GMT

app.teamwalnut.com

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Feb 26 23:59:59 2027 GMT

Domain (DNS/Email) Security

walnut.io

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

teamwalnut.com

DNSSEC: no · SPF: no · DMARC: no · CAA: none

Source

Domain Security

generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.walnut.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 18 06:03:58 2026 GMT
  hsts: false
- host: app.teamwalnut.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 26 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 63072000
domains:
- domain: walnut.io
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: teamwalnut.com
  dnssec: false
  caa: []
  spf: false
  dmarc: false