Esper · Domain Security

Esper Domain Security

Domain security

Domain security posture for Esper, probed live across 3 host(s) and 2 registrable domain(s). 2 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=none).

Device ManagementMobile Device ManagementAndroidDevOpsInternet of ThingsFleet ManagementEnterprise MobilityEdge ComputingKiosk

Transport & Host Security

esper.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 16 04:30:53 2026 GMT
api.esper.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 16 23:59:59 2026 GMT
foo-api.esper.cloud
HTTPS: no · HSTS: no

Domain (DNS/Email) Security

esper.io
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · CAA: none
esper.cloud
DNSSEC: no · SPF: no · DMARC: no · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-19'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: esper.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 16 04:30:53 2026 GMT
  hsts: false
- host: api.esper.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 16 23:59:59 2026 GMT
  hsts: false
- host: foo-api.esper.cloud
  https: false
domains:
- domain: esper.io
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: esper.cloud
  dnssec: false
  caa: []
  spf: false
  dmarc: false