Kusama · Domain Security

Kusama Domain Security

Domain security

Domain security posture for Kusama, probed live across 3 host(s) and 2 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.3); 1 advertise HSTS. Email/DNS controls: DNSSEC present, SPF present, DMARC present (p=quarantine).

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Transport & Host Security

kusama.network

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 2 11:13:48 2026 GMT

kusama-rpc.polkadot.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 10 03:34:54 2026 GMT

docs.polkadot.com

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 28 14:06:46 2026 GMT

Domain (DNS/Email) Security

kusama.network

DNSSEC: yes · SPF: yes · DMARC: yes (p=quarantine) · CAA: none

polkadot.io

DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: yes

Source

Domain Security

generated: '2026-07-19'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: kusama.network
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  2 11:13:48 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: kusama-rpc.polkadot.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 10 03:34:54 2026 GMT
  hsts: null
- host: docs.polkadot.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 28 14:06:46 2026 GMT
  hsts: false
domains:
- domain: kusama.network
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: polkadot.io
  dnssec: true
  caa:
  - 0 issuewild "ssl.com"
  - 0 iodef "security@parity.io"
  - 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