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.

24 hosts · 355 ms

HostCertsFirst seenLast seenDNS
audienhearing.com 27 2026-04-21 2026-09-30 ok
*.audienhearing.com 12 2026-04-21 2026-09-30 —
bduhb.audienhearing.com 12 2026-05-02 2026-08-28 ok
3d.audienhearing.com 5 2026-05-22 2026-09-19 ok
appstore.audienhearing.com 12 2026-05-25 2026-09-20 ok
onboarding.audienhearing.com 8 2026-05-20 2026-09-16 ok
screening.audienhearing.com 4 2026-04-14 2026-08-12 ok
i.audienhearing.com 6 2026-04-12 2026-08-28 ok
click.audienhearing.com 4 2026-05-04 2026-09-13 ok
jufhxk.audienhearing.com 2 2026-05-13 2026-07-22 ok
share-the-joy-ugp.audienhearing.com 1 2026-08-13 2026-08-13 ok
vip.audienhearing.com 5 2026-05-25 2026-09-25 ok
www.help.audienhearing.com 2 2025-10-29 2026-09-29 nodata
kcrmservices.audienhearing.com 5 2026-05-03 2026-08-31 ok
get.audienhearing.com 11 2026-04-14 2026-09-25 ok
gift.audienhearing.com 5 2026-05-01 2026-08-31 ok
account.audienhearing.com 15 2026-04-12 2026-09-25 ok
pilot.audienhearing.com 5 2026-04-30 2026-09-03 ok
www.audienhearing.com 16 2026-05-18 2026-09-26 ok
pay.audienhearing.com 2 2026-09-23 2026-09-23 ok
try.audienhearing.com 4 2026-04-19 2026-09-04 ok
warranty.audienhearing.com 5 2026-05-22 2026-09-22 ok
register-warranty.audienhearing.com 3 2026-06-18 2026-08-19 ok
buy.audienhearing.com 14 2026-04-19 2026-08-16 ok

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