Swisscom · Domain Security

Swisscom Domain Security

Domain security

Domain security posture for Swisscom, probed live across 3 host(s) and 2 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=reject).

TelecommunicationsSwitzerlandMobile Network OperatorBroadbandNetwork APIsOpen GatewayMessagingSMSVoiceIdentity VerificationMobility DataDigital SignatureseSIMArtificial Intelligence

Transport & Host Security

www.swisscom.ch
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Jan 6 09:04:36 2027 GMT
sign.swisscom.ch
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 5 22:47:29 2026 GMT
ais.swisscom.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Nov 12 08:51:41 2026 GMT

Domain (DNS/Email) Security

swisscom.ch
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: none
swisscom.com
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-25'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.swisscom.ch
  https: true
  tls_version: TLSv1.3
  cert_expires: Jan  6 09:04:36 2027 GMT
  hsts: null
- host: sign.swisscom.ch
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  5 22:47:29 2026 GMT
  hsts: null
- host: ais.swisscom.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 12 08:51:41 2026 GMT
  hsts: null
domains:
- domain: swisscom.ch
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: swisscom.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none