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.

17 hosts · 426 ms

HostCertsFirst seenLast seenDNS
dhlparcel.nl 21 2026-04-24 2026-09-17 ok
*.dhlparcel.nl 21 2026-04-24 2026-09-17 —
mx2.dhlparcel.nl 1 2025-12-31 2025-12-31 ok
spc-selfservice.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
invite-incoming-salesforce.dhlparcel.nl 2 2026-09-09 2026-09-09 ok
mydhlwork.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
ops-admin.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
cert-manager-production-verification.dhlparcel.nl 1 2026-08-31 2026-08-31 nxdomain
repo.dhlparcel.nl 1 2026-05-12 2026-05-12 ok
bezorger.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
servicepartner.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
spc-selfservice-accept.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
invite-incoming-salesforce-accept.dhlparcel.nl 1 2026-09-08 2026-09-08 ok
mydhlwork-accept.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
ops-admin-accept.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
bezorger-accept.dhlparcel.nl 1 2026-09-10 2026-09-10 ok
servicepartner-accept.dhlparcel.nl 1 2026-09-10 2026-09-10 ok

Programmatic access, with DNS A records: API GET /v1/hosts/dhlparcel.nl (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/dhlparcel.nl.