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.

7 hosts · 458 ms

HostCertsFirst seenLast seenDNS
californiapsychicsemail.com 1 2026-02-06 2026-02-06 nodata
*.californiapsychicsemail.com 1 2026-02-06 2026-02-06 —
*.email2.californiapsychicsemail.com 1 2026-02-06 2026-02-06 —
*.email.californiapsychicsemail.com 1 2026-02-06 2026-02-06 —
*.trans.californiapsychicsemail.com 1 2026-02-06 2026-02-06 —
*.signs.californiapsychicsemail.com 2 2026-02-26 2026-07-14 —
*.news.californiapsychicsemail.com 1 2026-02-06 2026-02-06 —

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