Vercel · Domain Security

Vercel Domain Security

Domain security

Domain security posture for Vercel, 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 absent, SPF present, DMARC present (p=quarantine).

AI GatewaysGatewaysObservabilityWebhooks

Transport & Host Security

vercel.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 21 08:55:49 2026 GMT
v0.dev
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 16 15:28:19 2026 GMT
ai-gateway.vercel.sh
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 13 05:08:17 2026 GMT

Domain (DNS/Email) Security

vercel.com
DNSSEC: no · SPF: yes · DMARC: yes (p=quarantine) · CAA: yes
v0.dev
DNSSEC: no · SPF: no · DMARC: no · 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: vercel.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 21 08:55:49 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: v0.dev
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 16 15:28:19 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: ai-gateway.vercel.sh
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 13 05:08:17 2026 GMT
  hsts: true
  hsts_max_age: 63072000
domains:
- domain: vercel.com
  dnssec: false
  caa:
  - 0 issue "sectigo.com"
  - 0 issue "letsencrypt.org"
  - 0 issue "globalsign.com"
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: v0.dev
  dnssec: false
  caa:
  - 0 issue "pki.goog"
  - 0 issue "sectigo.com"
  - 0 issue "letsencrypt.org"
  spf: false
  dmarc: false