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.

39 hosts · 337 ms

HostCertsFirst seenLast seenDNS
getunitronic.com 3 2026-05-26 2026-05-27 ok
*.getunitronic.com 2 2026-05-26 2026-05-26 —
sk2.getunitronic.com 5 2026-05-15 2026-09-14 ok
www.sk2.getunitronic.com 5 2026-05-15 2026-09-14 ok
aidb.getunitronic.com 2 2026-02-20 2026-07-23 ok
saved.getunitronic.com 5 2026-05-18 2026-09-17 ok
www.saved.getunitronic.com 5 2026-05-18 2026-09-17 ok
switchboard.getunitronic.com 1 2026-09-03 2026-09-03 ok
*.switchboard.getunitronic.com 1 2026-09-03 2026-09-03 —
remote.getunitronic.com 1 2026-05-27 2026-05-27 nxdomain
skuni.getunitronic.com 5 2026-05-22 2026-09-21 ok
*.skuni.getunitronic.com 5 2026-05-22 2026-09-21 —
api.getunitronic.com 2 2026-07-23 2026-07-23 ok
prj.getunitronic.com 5 2026-05-28 2026-09-26 ok
mail.getunitronic.com 5 2026-05-10 2026-09-09 ok
www.mail.getunitronic.com 5 2026-05-10 2026-09-09 ok
help.getunitronic.com 5 2026-05-02 2026-09-01 ok
www.help.getunitronic.com 5 2026-05-02 2026-09-01 ok
dealer.getunitronic.com 5 2026-05-09 2026-09-08 ok
www.dealer.getunitronic.com 5 2026-05-09 2026-09-08 ok
images.getunitronic.com 1 2026-03-31 2026-03-31 ok
support.getunitronic.com 4 2026-05-12 2026-08-04 ok
test.getunitronic.com 5 2026-05-07 2026-09-06 ok
webdisk.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
cpanel.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
mail.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
webmail.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
cpcalendars.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
cpcontacts.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
www.test.getunitronic.com 5 2026-05-07 2026-09-06 ok
aidb-dev.getunitronic.com 2 2026-02-20 2026-07-23 ok
api-dev.getunitronic.com 2 2026-02-20 2026-07-23 ok
admin-dev.getunitronic.com 1 2025-12-10 2025-12-10 ok
*.admin-dev.getunitronic.com 1 2025-12-10 2025-12-10 —
client-dev.getunitronic.com 3 2025-11-30 2026-07-23 ok
*.client-dev.getunitronic.com 1 2025-11-30 2025-11-30 —
www.getunitronic.com 1 2026-05-27 2026-05-27 ok
wwwx.getunitronic.com 5 2026-05-18 2026-09-17 ok
www.wwwx.getunitronic.com 5 2026-05-18 2026-09-17 ok

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