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 · 157 ms

HostCertsFirst seenLast seen
stangastaden.se 3 2025-10-10 2026-10-06
*.stangastaden.se 3 2025-10-10 2026-10-06
2020.stangastaden.se 13 2026-05-17 2026-09-21
2019.stangastaden.se 5 2026-04-21 2026-08-28
varumarke.stangastaden.se 1 2026-02-14 2026-02-14
arsredovisning.stangastaden.se 8 2026-05-18 2026-09-21

Programmatic access: API GET /v1/hosts/stangastaden.se (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/stangastaden.se.