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.

11 hosts · 214 ms

HostCertsFirst seenLast seen
in.sc.com 2 2025-09-10 2026-08-19
m2.in.sc.com 2 2025-09-10 2026-08-19
res2.in.sc.com 2 2025-09-10 2026-08-19
t2.in.sc.com 2 2025-09-10 2026-08-19
test-netbanking.in.sc.com 2 2025-12-27 2025-12-27
m.in.sc.com 1 2025-09-10 2025-09-10
res.in.sc.com 1 2025-09-10 2025-09-10
t.in.sc.com 1 2025-09-10 2025-09-10
connect-rt.in.sc.com 1 2025-10-10 2025-10-10
livesupport-rt.in.sc.com 2 2025-10-10 2026-10-01
test-livesupport-rt.in.sc.com 2 2025-10-10 2026-10-07

Programmatic access: API GET /v1/hosts/in.sc.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/in.sc.com.