Teachable · Domain Security

Teachable Domain Security

Domain security

Domain security posture for Teachable, probed live across 3 host(s) and 1 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=reject).

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Transport & Host Security

teachable.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 28 02:22:17 2026 GMT
docs.teachable.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 3 08:53:09 2026 GMT
developers.teachable.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 9 11:16:00 2026 GMT

Domain (DNS/Email) Security

teachable.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · 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: teachable.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 28 02:22:17 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: docs.teachable.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  3 08:53:09 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: developers.teachable.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  9 11:16:00 2026 GMT
  hsts: null
domains:
- domain: teachable.com
  dnssec: false
  caa:
  - 0 issuewild "digicert.com; cansignhttpexchanges=yes"
  - 0 issuewild "godaddy.com"
  - 0 issuewild "letsencrypt.org"
  - 0 issuewild "pki.goog; cansignhttpexchanges=yes"
  - 0 issuewild "sectigo.com"
  - 0 issuewild "ssl.com"
  spf: true
  dmarc: true
  dmarc_policy: reject