ReadMe Metrics · Domain Security

Readme Metrics Domain Security

Domain security

Domain security posture for ReadMe Metrics, 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=quarantine).

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Transport & Host Security

readme.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 6 16:29:30 2026 GMT
docs.readme.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 30 07:54:10 2026 GMT
dash.readme.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 13 14:04:20 2026 GMT

Domain (DNS/Email) Security

readme.com
DNSSEC: no · SPF: yes · DMARC: yes (p=quarantine) · 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: readme.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  6 16:29:30 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: docs.readme.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 30 07:54:10 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: dash.readme.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 13 14:04:20 2026 GMT
  hsts: null
domains:
- domain: readme.com
  dnssec: false
  caa:
  - ;; connection timed out; no servers could be reached
  spf: true
  dmarc: true
  dmarc_policy: quarantine