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.

9 hosts · 326 ms

HostCertsFirst seenLast seenDNS
lmitrade.com 14 2025-09-10 2026-10-03 ok
*.lmitrade.com 12 2026-05-09 2026-09-04 —
blog.lmitrade.com 7 2026-05-03 2026-09-06 ok
help.lmitrade.com 2 2026-05-10 2026-05-10 nxdomain
corp.lmitrade.com 1 2026-09-22 2026-09-22 ok
*.corp.lmitrade.com 1 2026-09-22 2026-09-22 —
docs.lmitrade.com 5 2026-05-03 2026-08-31 ok
dev.lmitrade.com 4 2026-04-14 2026-08-16 ok
www.lmitrade.com 1 2025-09-10 2025-09-10 ok

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