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.

6 hosts · 265 ms

HostCertsFirst seenLast seen
paxnaturon.com 7 2026-02-03 2026-02-03
sb.paxnaturon.com 4 2026-08-07 2026-10-05
shop.paxnaturon.com 7 2026-02-03 2026-02-03
stg.shop.paxnaturon.com 3 2026-07-02 2026-09-30
qaz.shop.paxnaturon.com 2 2026-03-08 2026-07-24
www.paxnaturon.com 12 2026-02-03 2026-09-30

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