Kustomer · Domain Security

Kustomer Domain Security

Domain security

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

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Transport & Host Security

www.kustomer.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 9 01:18:02 2026 GMT
developer.kustomer.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 23 12:09:06 2026 GMT
api.kustomerapp.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Nov 27 23:59:59 2026 GMT

Domain (DNS/Email) Security

kustomer.com
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: yes
kustomerapp.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: www.kustomer.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  9 01:18:02 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: developer.kustomer.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 23 12:09:06 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: api.kustomerapp.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 27 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: kustomer.com
  dnssec: true
  caa:
  - 0 issue "digicert.com"
  - 0 issue "sectigo.com"
  - 0 iodef "mailto:devops+caa@kustomer.com"
  - 0 issue "pki.goog"
  - 0 issue "letsencrypt.org"
  - 0 issue "amazon.com"
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: kustomerapp.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none