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.

17 hosts · 416 ms

HostCertsFirst seenLast seen
norionbank.fi 1 2026-06-17 2026-06-17
7e3b1c8a.norionbank.fi 4 2026-06-10 2026-10-08
corporate.norionbank.fi 2 2025-08-05 2026-07-30
info.norionbank.fi 17 2026-06-06 2026-10-02
bankwebb-prod.webapp.norionbank.fi 5 2026-05-30 2026-09-27
bw-frontend-prod.webapp.norionbank.fi 5 2026-05-30 2026-09-27
corporate.webapp.norionbank.fi 9 2026-04-24 2026-09-30
bankwebb-test.webapp.norionbank.fi 5 2026-05-30 2026-09-27
bw-frontend-test.webapp.norionbank.fi 5 2026-05-30 2026-09-27
gdpr.norionbank.fi 2 2025-08-13 2026-08-13
7e3b1c8a-uat.norionbank.fi 4 2026-06-10 2026-10-08
7e3b1c8a-preview-uat.norionbank.fi 4 2026-06-10 2026-10-08
7e3b1c8a-test.norionbank.fi 4 2026-06-10 2026-10-08
7e3b1c8a-preview-test.norionbank.fi 4 2026-06-10 2026-10-08
www-test.norionbank.fi 5 2026-05-30 2026-09-27
7e3b1c8a-preview.norionbank.fi 4 2026-06-10 2026-10-08
www.norionbank.fi 1 2026-06-17 2026-06-17

Programmatic access: API GET /v1/hosts/norionbank.fi (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/norionbank.fi.