Capital One · Domain Security

Capital One Domain Security

Domain security

Domain security posture for Capital One, 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 present (p=reject).

Auto FinanceAuthorizationsBankingCredit CardsCredit OffersDevExchangeFinancial ServicesOAuth 2.0PaymentsRewardsFortune 500

Transport & Host Security

developer.capitalone.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 15 23:59:59 2026 GMT

Domain (DNS/Email) Security

capitalone.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: yes

Source

Domain Security

capital-one-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: developer.capitalone.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 15 23:59:59 2026 GMT
  hsts: null
domains:
- domain: capitalone.com
  dnssec: false
  caa:
  - 0 issue "digicert.com"
  - 0 issue "sectigo.com"
  - 0 issuewild "amazon.com"
  - 0 iodef "mailto:domainmgr@capitalone.com"
  - 0 issue "entrust.net"
  spf: true
  dmarc: true
  dmarc_policy: reject