Lichess · Domain Security

Lichess Domain Security

Domain security

Domain security posture for Lichess, probed live across 3 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=reject).

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Transport & Host Security

lichess.org
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 1 21:48:06 2026 GMT
lichess.dev
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 6 18:43:58 2026 GMT
l.org
HTTPS: no · HSTS: no

Domain (DNS/Email) Security

lichess.org
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: yes
lichess.dev
DNSSEC: yes · SPF: no · DMARC: yes (p=reject) · 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: lichess.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  1 21:48:06 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: lichess.dev
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  6 18:43:58 2026 GMT
  hsts: false
- host: l.org
  https: false
domains:
- domain: lichess.org
  dnssec: true
  caa:
  - 0 issuewild "pki.goog; cansignhttpexchanges=yes"
  - 0 issuewild "ssl.com"
  - 0 issue "comodoca.com"
  - 0 issue "digicert.com; cansignhttpexchanges=yes"
  - 0 issue "letsencrypt.org"
  - 0 issue "pki.goog; cansignhttpexchanges=yes"
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: lichess.dev
  dnssec: true
  caa: []
  spf: false
  dmarc: true
  dmarc_policy: reject