Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

17 hosts · 258 ms

HostCertsFirst seenLast seen
aeserver.com 27 2026-04-15 2026-09-27
*.aeserver.com 22 2026-04-15 2026-09-27
mwp1.aeserver.com 3 2026-06-06 2026-08-10
sst2.aeserver.com 3 2026-05-25 2026-09-11
stagev2.aeserver.com 2 2026-04-27 2026-04-27
kb.aeserver.com 5 2026-05-22 2026-09-19
dmarcforce.aeserver.com 2 2025-09-17 2026-08-18
*.dmarcforce.aeserver.com 2 2025-09-17 2026-08-18
aman.aeserver.com 3 2026-07-13 2026-09-14
sea-doo.aeserver.com 5 2026-04-23 2026-08-21
status.aeserver.com 5 2026-05-14 2026-09-10
cyberprotect.aeserver.com 5 2026-05-08 2026-09-05
sst.aeserver.com 5 2026-05-28 2026-09-25
debug.sst.aeserver.com 5 2026-05-28 2026-09-25
sst2-preview.aeserver.com 3 2026-05-29 2026-09-13
www.aeserver.com 5 2026-05-02 2026-09-09
my.aeserver.com 3 2026-06-04 2026-08-30

Programmatic access: API GET /v1/hosts/aeserver.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/aeserver.com.