Toss · Domain Security

Toss Domain Security

Domain security

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

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Transport & Host Security

toss.im
HTTPS: yes · TLS: TLSv1.2 · HSTS: no · cert expires: Oct 3 23:59:59 2026 GMT
docs.tosspayments.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Nov 6 23:59:59 2026 GMT
api.tosspayments.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Nov 2 23:59:59 2026 GMT

Domain (DNS/Email) Security

toss.im
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none
tosspayments.com
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: toss.im
  https: true
  tls_version: TLSv1.2
  cert_expires: Oct  3 23:59:59 2026 GMT
  hsts: false
- host: docs.tosspayments.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov  6 23:59:59 2026 GMT
  hsts: false
- host: api.tosspayments.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov  2 23:59:59 2026 GMT
  hsts: null
domains:
- domain: toss.im
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: tosspayments.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none