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.

4 hosts · 255 ms

HostCertsFirst seenLast seen
envise.am 7 2025-11-22 2026-08-28
*.envise.am 1 2025-11-22 2025-11-22
assets.envise.am 2 2025-11-05 2026-10-06
www.envise.am 9 2026-06-01 2026-09-27

Programmatic access: API GET /v1/hosts/envise.am (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/envise.am.