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.

17 hosts · 247 ms

HostCertsFirst seenLast seen
frenchflorist.com 25 2025-11-19 2026-10-04
*.frenchflorist.com 19 2025-11-19 2026-10-04
admin-lambda.frenchflorist.com 5 2026-05-18 2026-09-20
performance.frenchflorist.com 5 2026-05-05 2026-09-06
staging.frenchflorist.com 6 2025-11-28 2026-09-25
*.staging.frenchflorist.com 1 2025-11-28 2025-11-28
training.frenchflorist.com 5 2026-05-06 2026-09-07
i.frenchflorist.com 1 2026-08-17 2026-08-17
croapi.frenchflorist.com 4 2026-06-08 2026-10-07
trk.frenchflorist.com 9 2026-05-27 2026-09-23
admin.frenchflorist.com 4 2026-04-21 2026-08-22
stagingadmin.frenchflorist.com 5 2025-11-28 2026-08-20
*.stagingadmin.frenchflorist.com 1 2025-11-28 2025-11-28
trainingadmin.frenchflorist.com 5 2026-05-03 2026-09-05
shop.frenchflorist.com 14 2026-04-22 2026-08-18
www.frenchflorist.com 3 2026-06-10 2026-08-11
quiz.frenchflorist.com 13 2026-06-05 2026-10-01

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