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.

20 hosts · 349 ms

HostCertsFirst seenLast seenDNS
pittarosso.com 6 2026-01-12 2026-08-29 ok
*.pittarosso.com 1 2026-01-12 2026-01-12 —
wb.pittarosso.com 3 2026-05-22 2026-08-06 ok
prod.pittarosso.com 4 2026-04-16 2026-08-18 ok
commerce.pittarosso.com 15 2026-05-19 2026-10-01 ok
test-commerce.pittarosso.com 19 2026-05-19 2026-09-30 ok
dev-commerce.pittarosso.com 16 2026-05-19 2026-09-28 ok
natale.pittarosso.com 4 2026-04-12 2026-09-13 ok
negozi.pittarosso.com 4 2025-07-23 2026-07-20 ok
trk.dem.pittarosso.com 5 2026-06-02 2026-08-01 ok
sgtm.pittarosso.com 3 2026-05-25 2026-09-11 ok
cdn.pittarosso.com 4 2026-06-05 2026-09-24 ok
lavoro.pittarosso.com 9 2026-04-14 2026-09-11 ok
shop.pittarosso.com 2 2026-04-15 2026-09-15 ok
br.pittarosso.com 6 2026-06-05 2026-09-20 ok
assets.pittarosso.com 2 2025-10-04 2026-09-03 ok
account.pittarosso.com 13 2026-04-21 2026-10-03 ok
test.pittarosso.com 5 2026-05-25 2026-09-26 ok
dev.pittarosso.com 5 2026-05-21 2026-09-25 ok
www.pittarosso.com 5 2026-05-07 2026-09-09 ok

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