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 · 282 ms

HostCertsFirst seenLast seenDNS
findersinternational.com 23 2026-04-29 2026-09-30 ok
*.findersinternational.com 18 2026-05-10 2026-09-30 —
web.findersinternational.com 4 2026-04-11 2026-08-10 ok
staging.findersinternational.com 4 2026-04-19 2026-08-19 ok
portal.findersinternational.com 10 2026-05-30 2026-09-29 ok
staging.portal.findersinternational.com 5 2026-05-05 2026-08-22 ok
uat.portal.findersinternational.com 4 2026-05-09 2026-07-08 ok
mail.findersinternational.com 5 2026-04-29 2026-08-29 ok
app.findersinternational.com 7 2026-04-17 2026-09-29 ok
staging.app.findersinternational.com 6 2026-04-22 2026-09-29 ok
property-partner.findersinternational.com 12 2026-05-18 2026-09-17 ok
mta-sts.findersinternational.com 1 2026-05-08 2026-05-08 ok
app-new.findersinternational.com 1 2026-04-21 2026-04-21 nodata
www.findersinternational.com 5 2026-04-29 2026-08-29 ok

Programmatic access, with DNS A records: API GET /v1/hosts/findersinternational.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/findersinternational.com.