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.

16 hosts · 301 ms

HostCertsFirst seenLast seenDNS
milfordasset.com.au 38 2026-04-17 2026-10-02 ok
*.milfordasset.com.au 31 2026-06-02 2026-10-02 —
portal-preview1.milfordasset.com.au 3 2026-03-17 2026-08-24 ok
portal-rotorua.milfordasset.com.au 2 2026-02-03 2026-07-09 ok
linked.milfordasset.com.au 5 2026-05-18 2026-09-15 ok
staging.milfordasset.com.au 21 2026-04-27 2026-09-15 ok
web-assets-staging.milfordasset.com.au 2 2026-08-16 2026-08-16 ok
link.milfordasset.com.au 4 2026-04-10 2026-08-08 ok
portal.milfordasset.com.au 2 2026-02-03 2026-07-09 ok
portal-taupo.milfordasset.com.au 2 2026-02-03 2026-07-09 ok
web-assets.milfordasset.com.au 2 2026-08-25 2026-08-25 ok
portal-uat.milfordasset.com.au 2 2026-02-03 2026-07-09 ok
portal-sit.milfordasset.com.au 2 2026-04-15 2026-04-16 ok
dev.milfordasset.com.au 18 2026-04-27 2026-07-19 nxdomain
www.milfordasset.com.au 10 2026-04-19 2026-08-15 ok
notify.milfordasset.com.au 2 2025-10-25 2026-09-25 ok

Programmatic access, with DNS A records: API GET /v1/hosts/milfordasset.com.au (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/milfordasset.com.au.