DomainTools · Domain Security

Domaintools Domain Security

Domain security

Domain security posture for DomainTools, 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 present, SPF present, DMARC absent.

CompanyThreat IntelligenceDomain IntelligenceDNSWHOISPassive DNSCybersecurityDomain MonitoringRisk ScoringSecurity

Transport & Host Security

api.dnsdb.info
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 11 23:59:59 2026 GMT
dnsdbfront.labs.fsi.io
HTTPS: yes · TLS: TLSv1.2 · HSTS: no · cert expires: Sep 19 23:59:59 2026 GMT
api.domaintools.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Nov 11 23:59:59 2026 GMT

Domain (DNS/Email) Security

dnsdb.info
DNSSEC: yes · SPF: yes · DMARC: no · CAA: none
fsi.io
DNSSEC: yes · SPF: yes · DMARC: no · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-18'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: api.dnsdb.info
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 11 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: dnsdbfront.labs.fsi.io
  https: true
  tls_version: TLSv1.2
  cert_expires: Sep 19 23:59:59 2026 GMT
  hsts: null
- host: api.domaintools.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 11 23:59:59 2026 GMT
  hsts: null
domains:
- domain: dnsdb.info
  dnssec: true
  caa: []
  spf: true
  dmarc: false
- domain: fsi.io
  dnssec: true
  caa: []
  spf: true
  dmarc: false