21gram · Domain Security

21Gram Domain Security

Domain security

Domain security posture for 21gram, probed live across 1 host(s) and 1 registrable domain(s). 1 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC absent.

CompanyPet CarePet LossFuneral ServicesConsumer ServicesBookingMarketplaceSouth Korea

Transport & Host Security

21gram.co.kr
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 12 23:59:59 2026 GMT

Domain (DNS/Email) Security

21gram.co.kr
DNSSEC: no · SPF: yes · DMARC: no · CAA: none

Source

Domain Security

21gram-domain-security.yml Raw ↑ 
generated: '2026-09-05'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: 21gram.co.kr
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 12 23:59:59 2026 GMT
  hsts: false
domains:
- domain: 21gram.co.kr
  dnssec: false
  caa: []
  spf: true
  dmarc: false

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