Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts, first/last seen and live DNS status.

14 hosts · 259 ms

HostCertsFirst seenLast seenDNS
savantitravel.com 5 2026-06-01 2026-09-04 ok
autoconfig.savantitravel.com 3 2026-07-04 2026-09-04 ok
clerk.savantitravel.com 2 2026-09-28 2026-09-28 ok
webdisk.savantitravel.com 5 2026-06-01 2026-09-04 ok
cpanel.savantitravel.com 5 2026-06-01 2026-09-04 ok
mail.savantitravel.com 5 2026-06-01 2026-09-04 servfail
webmail.savantitravel.com 5 2026-06-01 2026-09-04 ok
insider.savantitravel.com 2 2026-08-26 2026-08-26 ok
*.insider.savantitravel.com 2 2026-08-26 2026-08-26 —
autodiscover.savantitravel.com 5 2026-06-01 2026-09-04 ok
cpcalendars.savantitravel.com 5 2026-06-01 2026-09-04 ok
cpcontacts.savantitravel.com 5 2026-06-01 2026-09-04 ok
accounts.savantitravel.com 2 2026-09-28 2026-09-28 ok
www.savantitravel.com 5 2026-06-01 2026-09-04 ok

Programmatic access, with DNS A records: API GET /v1/hosts/savantitravel.com (API key for paging).

Shown here: hostnames with a certificate that is valid now or expired within the last 90 days. The full history since 2013 — hostnames whose last certificate expired earlier — is a Pro plan method: GET /v1/hosts-history/savantitravel.com.