Telnyx · Domain Security

Telnyx Domain Security

Domain security

Domain security posture for Telnyx, probed live across 3 host(s) and 1 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.3); 2 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=reject).

CommunicationsCPaaSVoiceSMSIoT

Transport & Host Security

telnyx.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 31 13:43:45 2026 GMT
developers.telnyx.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 29 06:35:03 2026 GMT
api.telnyx.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 7 10:27:40 2026 GMT

Domain (DNS/Email) Security

telnyx.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · 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: telnyx.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 31 13:43:45 2026 GMT
  hsts: true
  hsts_max_age: 0
- host: developers.telnyx.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 29 06:35:03 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: api.telnyx.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  7 10:27:40 2026 GMT
  hsts: null
domains:
- domain: telnyx.com
  dnssec: false
  caa:
  - 0 issue "pki.goog"
  - 0 iodef "mailto:security@telnyx.com"
  - 0 issue "alphassl.com"
  - 0 issue "digicert.com"
  - 0 issue "globalsign.com"
  - 0 issue "letsencrypt.org"
  spf: true
  dmarc: true
  dmarc_policy: reject