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.

13 hosts · 318 ms

HostCertsFirst seenLast seenDNS
smarthills.com.pg 3 2026-05-03 2026-08-29 ok
online.smarthills.com.pg 10 2026-05-07 2026-09-04 ok
store.smarthills.com.pg 8 2026-06-05 2026-10-03 ok
helpcentre.smarthills.com.pg 8 2026-06-07 2026-10-05 ok
workdrive.smarthills.com.pg 10 2026-05-11 2026-09-09 ok
meeting.smarthills.com.pg 10 2026-05-26 2026-09-23 ok
portal.smarthills.com.pg 13 2026-05-09 2026-09-27 ok
career.smarthills.com.pg 10 2026-05-19 2026-09-16 ok
forms.smarthills.com.pg 14 2026-05-05 2026-09-02 ok
project.smarthills.com.pg 10 2026-05-22 2026-09-19 ok
appointment.smarthills.com.pg 10 2026-05-09 2026-09-06 ok
www.smarthills.com.pg 4 2026-05-09 2026-07-24 ok
survey.smarthills.com.pg 8 2026-04-18 2026-08-16 ok

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