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.

37 hosts · 340 ms

HostCertsFirst seenLast seenDNS
al.com 14 2025-09-23 2026-09-28 ok
*.al.com 14 2025-08-03 2026-09-28 —
w698.al.com 1 2026-01-11 2026-01-11 ok
u419.al.com 2 2025-06-22 2026-05-23 ok
bbb.al.com 10 2026-05-21 2026-09-16 ok
ead.al.com 2 2026-03-01 2026-07-17 ok
dd.al.com 4 2026-05-12 2026-07-28 ok
shophuntsville.al.com 6 2026-04-13 2026-08-23 ok
hiring.al.com 3 2026-06-16 2026-09-05 ok
i.al.com 8 2026-05-01 2026-09-18 ok
link.al.com 5 2026-05-11 2026-09-08 ok
l.al.com 5 2026-05-08 2026-09-03 ok
shopbirmingham.al.com 6 2026-04-13 2026-08-23 ok
advancelocalseo.al.com 6 2026-05-11 2026-07-14 ok
app.al.com 1 2026-07-10 2026-07-10 ok
rolltideapp.al.com 1 2026-07-10 2026-07-10 ok
auburnapp.al.com 1 2026-07-10 2026-07-10 ok
jobs.al.com 11 2026-04-26 2026-10-05 ok
topics.al.com 10 2026-05-01 2026-10-07 ok
ezads.al.com 1 2025-12-04 2025-12-04 ok
classifieds.al.com 3 2025-08-01 2026-08-20 ok
foreclosures.al.com 1 2026-01-11 2026-01-11 ok
archives.al.com 2 2025-09-12 2026-08-13 ok
subscriptions.al.com 12 2026-04-20 2026-08-16 ok
autos.al.com 3 2026-05-09 2026-09-21 ok
circulars.al.com 5 2026-05-11 2026-09-10 ok
obits.al.com 8 2026-05-06 2026-09-01 ok
mobileobits.al.com 10 2026-05-07 2026-09-02 ok
i-uat.al.com 5 2026-05-01 2026-09-18 ok
topics-uat.al.com 10 2026-05-01 2026-10-07 ok
connect-uat.al.com 10 2026-05-01 2026-10-07 ok
www-uat.al.com 10 2026-05-01 2026-10-07 ok
connect.al.com 10 2026-05-01 2026-10-07 ok
myaccount.al.com 16 2026-04-27 2026-10-06 ok
www.al.com 10 2026-05-01 2026-10-07 ok
www-sandbox.al.com 5 2026-05-01 2026-09-18 ok
grocery.al.com 5 2026-05-23 2026-09-22 ok

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