Telephone and Data Systems · Domain Security

Telephone And Data Systems Domain Security

Domain security

Domain security posture for Telephone and Data Systems, probed live across 3 host(s) and 2 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=none).

BroadbandFiber InternetFortune 500Rural ConnectivityTelecommunicationsWireless Infrastructure

Transport & Host Security

www.tdsinc.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 28 10:20:13 2026 GMT
tdstelecom.com
HTTPS: yes · TLS: TLSv1.2 · HSTS: yes · cert expires: Oct 15 23:59:59 2026 GMT
www.arrayinc.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Nov 28 23:59:59 2026 GMT

Domain (DNS/Email) Security

tdsinc.com
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none
tdstelecom.com
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none

Source

Domain Security

telephone-and-data-systems-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.tdsinc.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 28 10:20:13 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: tdstelecom.com
  https: true
  tls_version: TLSv1.2
  cert_expires: Oct 15 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 15768000
- host: www.arrayinc.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 28 23:59:59 2026 GMT
  hsts: false
domains:
- domain: tdsinc.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: tdstelecom.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none