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.

37 hosts · 258 ms

HostCertsFirst seenLast seen
stenstroms.com 47 2026-04-19 2026-10-07
*.stenstroms.com 30 2026-06-03 2026-10-07
order2.stenstroms.com 2 2026-09-30 2026-09-30
as2.stenstroms.com 4 2026-09-24 2026-09-24
*.as2.stenstroms.com 2 2026-09-24 2026-09-24
b2b.stenstroms.com 11 2026-05-10 2026-09-30
mtm-admin-web.stenstroms.com 10 2026-07-13 2026-10-07
test.mtm-admin-web.stenstroms.com 8 2026-10-06 2026-10-07
fb.stenstroms.com 18 2026-06-04 2026-09-30
api.fb.stenstroms.com 23 2026-06-04 2026-10-01
ssfsql01.ad.stenstroms.com 19 2026-06-04 2026-10-01
ssfdc04.ad.stenstroms.com 5 2026-07-14 2026-09-14
ssfapp05.ad.stenstroms.com 8 2026-03-10 2026-09-14
pickperformance.stenstroms.com 8 2026-03-10 2026-09-14
www.pickperformance.stenstroms.com 8 2026-03-10 2026-09-14
acme.stenstroms.com 2 2026-09-29 2026-09-29
contentstore.stenstroms.com 18 2026-06-04 2026-09-30
ywuzli.stenstroms.com 4 2026-05-17 2026-10-05
imagebank.stenstroms.com 20 2026-06-04 2026-09-30
teamcal.stenstroms.com 4 2026-05-21 2026-05-21
teamscal.stenstroms.com 16 2026-05-21 2026-09-16
imagepool.stenstroms.com 19 2026-06-04 2026-09-30
scan.stenstroms.com 3 2026-09-14 2026-09-14
vpn.stenstroms.com 23 2026-06-04 2026-09-30
storemap.stenstroms.com 18 2026-06-04 2026-09-30
infra-mcp.stenstroms.com 7 2026-07-09 2026-09-14
transcriber.stenstroms.com 4 2026-10-08 2026-10-08
order.stenstroms.com 18 2026-05-07 2026-09-30
autodiscover.stenstroms.com 2 2026-08-26 2026-08-26
ems.stenstroms.com 15 2026-06-05 2026-10-01
members.stenstroms.com 25 2026-06-04 2026-10-07
test.stenstroms.com 17 2026-06-04 2026-09-30
nshifttest.stenstroms.com 1 2026-09-14 2026-09-14
fbdev.stenstroms.com 19 2026-06-04 2026-09-30
api.fbdev.stenstroms.com 15 2026-06-04 2026-09-30
www.stenstroms.com 11 2026-04-20 2026-09-07
faz.stenstroms.com 12 2026-06-04 2026-09-30

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