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.

12 hosts · 179 ms

HostCertsFirst seenLast seen
home.solibo.no 8 2025-09-10 2026-08-13
*.home.solibo.no 4 2025-09-11 2026-08-12
backend.home.solibo.no 5 2026-05-01 2026-08-30
staging.home.solibo.no 2 2026-05-16 2026-05-18
auth.home.solibo.no 2 2025-09-20 2026-08-21
api.home.solibo.no 3 2025-09-13 2026-08-14
mcp.home.solibo.no 3 2026-05-09 2026-05-22
content.home.solibo.no 2 2025-09-12 2026-08-13
upload.content.home.solibo.no 2 2025-09-12 2026-08-13
delete.content.home.solibo.no 2 2025-09-12 2026-08-13
remote.dev.home.solibo.no 3 2025-10-03 2026-09-03
*.hotfix.home.solibo.no 2 2026-08-21 2026-08-21

Programmatic access: API GET /v1/hosts/home.solibo.no (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/home.solibo.no.