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.

34 hosts · 340 ms

HostCertsFirst seenLast seenDNS
utzsnacks.com 14 2026-05-16 2026-09-26 ok
*.utzsnacks.com 2 2025-07-11 2026-07-10 —
utzbyprint1.utzsnacks.com 1 2025-10-16 2025-10-16 ok
customer-prod.utzsnacks.com 1 2025-12-07 2025-12-07 ok
intraoneprod.utzsnacks.com 1 2026-04-28 2026-04-28 nxdomain
staging.one.utzsnacks.com 2 2026-04-30 2026-05-05 nxdomain
test.one.utzsnacks.com 1 2026-04-30 2026-04-30 nxdomain
dev.one.utzsnacks.com 1 2026-06-02 2026-06-02 nxdomain
store.utzsnacks.com 15 2026-05-16 2026-09-20 ok
edi.utzsnacks.com 3 2025-06-12 2026-06-10 ok
landingi.utzsnacks.com 3 2026-06-16 2026-08-31 ok
link.utzsnacks.com 5 2026-05-30 2026-09-27 ok
xeq-devl.utzsnacks.com 1 2026-09-03 2026-09-03 ok
senna.xeq-devl.utzsnacks.com 2 2026-08-06 2026-08-06 ok
monza.xeq-devl.utzsnacks.com 2 2026-08-06 2026-08-06 ok
auth.xeq-devl.utzsnacks.com 2 2026-08-05 2026-08-05 ok
api.xeq-devl.utzsnacks.com 2 2026-08-06 2026-08-06 ok
mirador.xeq-devl.utzsnacks.com 2 2026-08-05 2026-08-05 ok
ahiq-devl.utzsnacks.com 3 2026-03-26 2026-09-27 ok
customer-devl.utzsnacks.com 1 2026-04-08 2026-04-08 ok
ym.utzsnacks.com 2 2026-02-22 2026-06-14 ok
ahiq.utzsnacks.com 2 2026-02-18 2026-04-09 ok
customer.utzsnacks.com 1 2025-12-07 2025-12-07 ok
storelocator.utzsnacks.com 16 2026-05-22 2026-10-01 ok
kings.utzsnacks.com 1 2025-10-01 2025-10-01 ok
investors.utzsnacks.com 14 2026-04-11 2026-10-05 ok
remoteaccess.utzsnacks.com 1 2026-06-23 2026-06-23 ok
mta-sts.utzsnacks.com 5 2026-05-26 2026-09-23 ok
ahiq-uact.utzsnacks.com 3 2026-03-26 2026-09-27 ok
customer-uact.utzsnacks.com 1 2026-04-08 2026-04-08 ok
ahiq-test.utzsnacks.com 1 2026-03-26 2026-03-26 ok
customer-test.utzsnacks.com 1 2026-04-08 2026-04-08 ok
certtest.utzsnacks.com 1 2025-10-07 2025-10-07 nxdomain
www.utzsnacks.com 16 2026-05-16 2026-09-27 ok

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