Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts, first/last seen and live DNS status.

19 hosts · 313 ms

HostCertsFirst seenLast seenDNS
dnhost.gr 5 2026-03-31 2026-09-15 ok
kb.dnhost.gr 1 2026-05-13 2026-05-13 ok
www.kb.dnhost.gr 1 2026-05-13 2026-05-13 nxdomain
blog.dnhost.gr 4 2025-06-12 2026-07-08 ok
staging.blog.dnhost.gr 1 2026-04-15 2026-04-15 ok
www.blog.dnhost.gr 4 2025-06-12 2026-07-08 nxdomain
helpdesk.dnhost.gr 5 2026-04-22 2026-08-20 ok
plesk.dnhost.gr 1 2025-11-05 2025-11-05 ok
www.plesk.dnhost.gr 1 2025-11-05 2025-11-05 nxdomain
mail.dnhost.gr 4 2026-04-12 2026-08-10 ok
webmail.dnhost.gr 4 2026-04-12 2026-08-10 ok
admin.dnhost.gr 3 2026-04-14 2026-09-29 ok
www.admin.dnhost.gr 3 2026-04-14 2026-09-29 nxdomain
go.dnhost.gr 5 2026-05-10 2026-09-09 ok
status.dnhost.gr 4 2026-02-27 2026-09-30 ok
www.status.dnhost.gr 4 2026-02-27 2026-09-30 ok
www.dnhost.gr 5 2026-03-31 2026-09-15 ok
my.dnhost.gr 5 2026-03-31 2026-09-15 ok
tpy.dnhost.gr 7 2025-08-14 2026-09-25 ok

Programmatic access, with DNS A records: API GET /v1/hosts/dnhost.gr (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/dnhost.gr.