Chicago Transit Authority · Domain Security

Chicago Transit Authority Domain Security

Domain security

Domain security posture for Chicago Transit Authority, 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 absent, SPF present, DMARC absent.

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Transport & Host Security

www.transitchicago.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 14 17:15:30 2026 GMT
lapi.transitchicago.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 15 01:02:11 2026 GMT
www.ctabustracker.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 20 23:59:59 2026 GMT

Domain (DNS/Email) Security

transitchicago.com
DNSSEC: no · SPF: yes · DMARC: no · CAA: none
ctabustracker.com
DNSSEC: no · SPF: no · DMARC: no · 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.transitchicago.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 14 17:15:30 2026 GMT
  hsts: null
- host: lapi.transitchicago.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 15 01:02:11 2026 GMT
  hsts: null
- host: www.ctabustracker.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 20 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 0
domains:
- domain: transitchicago.com
  dnssec: false
  caa: []
  spf: true
  dmarc: false
- domain: ctabustracker.com
  dnssec: false
  caa: []
  spf: false
  dmarc: false