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.

38 hosts · 357 ms

HostCertsFirst seenLast seenDNS
ADU.aem.org 3 2025-09-16 2025-09-16 —
NSAMILW.aem.org 1 2026-01-07 2026-01-07 —
sma.aem.org 2 2025-08-30 2026-09-02 ok
smadc.aem.org 2 2025-09-17 2026-09-18 ok
cmc.aem.org 3 2025-08-01 2026-08-10 nodata
aemmkekace.aem.org 3 2025-08-12 2026-09-04 nxdomain
store.aem.org 1 2025-08-11 2025-08-11 ok
dev2-store.aem.org 1 2025-08-11 2025-08-11 ok
dev9-store.aem.org 1 2025-08-11 2025-08-11 ok
workforcetoolkitstaging.aem.org 4 2026-04-18 2026-08-16 ok
AEMDCGuestWifi.aem.org 3 2025-07-28 2026-08-10 —
AEMMilwGuestWifi.aem.org 1 2026-01-07 2026-01-07 —
api.aem.org 1 2026-09-30 2026-09-30 ok
portal.aem.org 3 2025-09-16 2025-09-16 ok
Newsroom.aem.org 3 2025-07-07 2026-07-08 —
kentico.aem.org 3 2025-07-07 2026-07-08 ok
dev-kentico.aem.org 2 2025-07-08 2026-07-10 ok
aemdevado.aem.org 1 2026-05-06 2026-05-06 nodata
www.aemdevado.aem.org 1 2026-05-06 2026-05-06 nxdomain
dev-temp.aem.org 2 2025-07-08 2026-07-10 ok
shop.aem.org 3 2025-08-11 2026-09-01 ok
www.shop.aem.org 1 2026-09-01 2026-09-01 ok
uploads.aem.org 5 2026-05-23 2026-09-20 ok
updates.aem.org 11 2025-07-07 2026-09-16 ok
complianceupdates.aem.org 5 2026-06-02 2026-09-30 ok
pictorials.aem.org 3 2025-07-07 2026-07-08 ok
cisionone-email.press.aem.org 5 2026-05-25 2026-09-22 ok
tradeshows.aem.org 10 2025-07-07 2026-09-17 ok
toolkit.aem.org 3 2026-03-30 2026-09-24 ok
workforcetoolkit.aem.org 2 2026-03-30 2026-09-15 ok
smart.aem.org 1 2025-09-22 2025-09-22 nxdomain
support.aem.org 3 2025-08-12 2026-09-04 nxdomain
adu.aem.org 2 2025-12-16 2025-12-16 ok
dev.aem.org 2 2025-07-08 2026-07-10 ok
smartnew.aem.org 1 2025-09-22 2025-09-22 nxdomain
www.aem.org 3 2025-07-07 2026-07-08 ok
memberdirectory.aem.org 3 2025-07-09 2026-06-09 ok
*.memberdirectory.aem.org 2 2025-07-09 2026-06-09 —

Programmatic access, with DNS A records: API GET /v1/hosts/aem.org (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/aem.org.