Find every subdomain
of a domain.

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

15 hosts · 243 ms

HostCertsFirst seenLast seen
wisdomwellbeing.com 15 2026-04-20 2026-09-29
*.wisdomwellbeing.com 7 2026-04-20 2026-09-29
api-qa01.wisdomwellbeing.com 1 2026-04-22 2026-04-22
ai.wisdomwellbeing.com 9 2026-05-19 2026-09-15
api.wisdomwellbeing.com 1 2026-04-22 2026-04-22
admin.wisdomwellbeing.com 8 2026-04-19 2026-08-15
qa-admin.wisdomwellbeing.com 2 2026-09-22 2026-09-22
sandbox-admin.wisdomwellbeing.com 2 2026-09-22 2026-09-22
app.wisdomwellbeing.com 10 2026-04-18 2026-08-14
qa-app.wisdomwellbeing.com 2 2026-09-22 2026-09-22
sandbox-app.wisdomwellbeing.com 2 2026-09-22 2026-09-22
pages.wisdomwellbeing.com 7 2026-05-26 2026-09-21
www.wisdomwellbeing.com 12 2026-06-06 2026-09-14
api-sandbox.wisdomwellbeing.com 1 2026-04-22 2026-04-22
academy.wisdomwellbeing.com 10 2026-05-11 2026-09-07

Programmatic access: API GET /v1/hosts/wisdomwellbeing.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/wisdomwellbeing.com.