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 · 281 ms

HostCertsFirst seenLast seen
lendedu.com 18 2026-05-13 2026-10-04
*.lendedu.com 14 2026-05-13 2026-09-08
go2.lendedu.com 2 2025-07-20 2026-06-20
go3.lendedu.com 2 2025-06-23 2026-05-24
t.lendedu.com 2 2025-06-19 2026-05-20
www.lendedu.com 4 2026-06-02 2026-10-04

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