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.

21 hosts · 207 ms

HostCertsFirst seenLast seen
mojadm.sk 7 2026-05-07 2026-10-01
*.mojadm.sk 5 2026-05-14 2026-08-25
omc.mojadm.sk 1 2026-01-06 2026-01-06
service.mojadm.sk 2 2026-09-14 2026-09-14
termsofuse.mojadm.sk 5 2026-05-28 2026-09-25
mail-link.mojadm.sk 4 2026-04-20 2026-08-18
journalspecial.mojadm.sk 1 2026-06-12 2026-06-12
journal.mojadm.sk 1 2026-06-12 2026-06-12
exc.mm.mojadm.sk 2 2025-07-24 2026-06-23
ssa.om.mojadm.sk 4 2026-04-23 2026-10-08
ssa-preview.om.mojadm.sk 4 2026-04-24 2026-10-03
sandbox.om.mojadm.sk 3 2026-05-26 2026-09-07
ressourcen.mojadm.sk 10 2026-05-05 2026-09-17
*.intern.mojadm.sk 5 2026-05-19 2026-08-25
*.review.intern.mojadm.sk 5 2026-05-19 2026-08-25
discoverreceiver.mojadm.sk 1 2025-12-02 2025-12-02
autodiscover.mojadm.sk 3 2025-09-29 2026-09-18
cs.mojadm.sk 5 2026-05-23 2026-09-20
journalexpress.mojadm.sk 1 2026-06-12 2026-06-12
mta-sts.mojadm.sk 5 2026-05-20 2026-08-16
omt.mojadm.sk 1 2026-01-05 2026-01-05

Programmatic access: API GET /v1/hosts/mojadm.sk (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/mojadm.sk.