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.

27 hosts · 205 ms

HostCertsFirst seenLast seen
dm.hu 7 2026-05-07 2026-10-01
*.dm.hu 5 2026-05-14 2026-08-25
HUTBACGW1.dm.hu 2 2026-03-30 2026-10-07
HUERACGW1.dm.hu 2 2026-03-30 2026-10-07
omc.dm.hu 1 2026-01-06 2026-01-06
service.dm.hu 2 2026-09-14 2026-09-14
termsofuse.dm.hu 5 2026-05-28 2026-09-25
fenntarthatosag.dm.hu 1 2026-06-12 2026-06-12
fenntarthatomarkak.dm.hu 1 2026-06-12 2026-06-12
mail-link.dm.hu 4 2026-04-20 2026-08-18
exc.mm.dm.hu 2 2025-07-26 2026-06-24
ssa.om.dm.hu 5 2026-04-23 2026-09-29
ssa-preview.om.dm.hu 4 2026-04-21 2026-10-05
sandbox.om.dm.hu 3 2026-05-26 2026-09-07
ressourcen.dm.hu 10 2026-05-03 2026-09-15
magazin.dm.hu 1 2026-06-12 2026-06-12
*.intern.dm.hu 5 2026-05-19 2026-08-25
*.review.intern.dm.hu 5 2026-05-19 2026-08-25
belmondo.dm.hu 1 2026-06-12 2026-06-12
marketingkiajanlo.dm.hu 5 2026-04-22 2026-08-20
www.marketingkiajanlo.dm.hu 5 2026-04-22 2026-08-20
discoverreceiver.dm.hu 1 2025-12-02 2025-12-02
Autodiscover.dm.hu 3 2025-09-29 2026-09-18
cs.dm.hu 5 2026-05-22 2026-09-20
mta-sts.dm.hu 5 2026-05-20 2026-08-16
ajandekkatalogus.dm.hu 1 2026-06-12 2026-06-12
omt.dm.hu 1 2026-01-05 2026-01-05

Programmatic access: API GET /v1/hosts/dm.hu (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/dm.hu.