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.

11 hosts · 217 ms

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HostCertsFirst seenLast seen
leatherspa.com 12 2026-04-18 2026-10-13
*.leatherspa.com 12 2026-04-18 2026-10-13
dashboard.leatherspa.com 5 2026-05-21 2026-09-19
staging.dashboard.leatherspa.com 5 2026-05-11 2026-09-09
api.leatherspa.com 5 2026-05-18 2026-09-17
staging-api.leatherspa.com 5 2026-05-23 2026-09-21
book.leatherspa.com 5 2026-05-15 2026-09-13
help.leatherspa.com 2 2025-10-12 2026-09-12
shop.leatherspa.com 8 2026-06-21 2026-08-24
www.shop.leatherspa.com 6 2026-06-26 2026-08-24
status.leatherspa.com 5 2026-06-07 2026-10-04

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