Zillow · Domain Security

Zillow Domain Security

Domain security

Domain security posture for Zillow, 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).

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Transport & Host Security

www.zillow.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Feb 10 23:59:59 2027 GMT
www.zillowgroup.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 29 23:59:59 2026 GMT
bridgedataoutput.com
HTTPS: yes · TLS: TLSv1.2 · HSTS: yes · cert expires: Sep 20 23:59:59 2026 GMT

Domain (DNS/Email) Security

zillow.com
DNSSEC: no · SPF: yes · DMARC: yes (p=quarantine) · CAA: yes
zillowgroup.com
DNSSEC: no · SPF: yes · DMARC: yes (p=quarantine) · CAA: none

Source

Domain Security

zillow-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.zillow.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 10 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 63072000
- host: www.zillowgroup.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 29 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: bridgedataoutput.com
  https: true
  tls_version: TLSv1.2
  cert_expires: Sep 20 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: zillow.com
  dnssec: false
  caa:
  - 0 issuewild "awstrust.com"
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: zillowgroup.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine