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.

30 hosts · 340 ms

HostCertsFirst seenLast seenDNS
olaplex.com 48 2025-11-13 2026-09-27 ok
*.olaplex.com 32 2025-11-13 2026-09-21 —
ca.olaplex.com 13 2026-04-13 2026-09-24 ok
replika.olaplex.com 2 2026-02-22 2026-06-15 ok
static.olaplex.com 2 2026-04-09 2026-09-09 ok
tluee.olaplex.com 6 2026-05-11 2026-09-06 ok
proofing.olaplex.com 1 2025-12-12 2025-12-12 ok
uk.olaplex.com 15 2026-05-21 2026-10-02 ok
securemail.olaplex.com 3 2025-11-12 2025-11-14 ok
dev-von.olaplex.com 2 2025-10-01 2025-10-01 nxdomain
dev-vpn.olaplex.com 6 2025-09-25 2026-08-25 ok
us-csvpn.olaplex.com 4 2025-09-26 2026-09-24 ok
eu-csvpn.olaplex.com 1 2025-09-29 2025-09-29 ok
usvpn.olaplex.com 2 2025-09-08 2026-09-24 ok
euvpn.olaplex.com 6 2025-08-12 2026-02-10 ok
fr.olaplex.com 17 2026-04-10 2026-09-23 ok
ir.olaplex.com 4 2026-05-11 2026-07-10 ok
es.olaplex.com 19 2026-05-23 2026-10-01 ok
links.olaplex.com 3 2026-06-14 2026-08-22 ok
assets.olaplex.com 1 2025-12-02 2025-12-02 ok
mta-sts.olaplex.com 1 2026-02-17 2026-02-17 ok
status.olaplex.com 5 2026-05-25 2026-09-24 ok
it.olaplex.com 15 2026-05-24 2026-10-03 ok
test.olaplex.com 14 2026-04-25 2026-09-23 nodata
*.test.olaplex.com 16 2025-07-05 2026-09-23 —
au.olaplex.com 13 2026-05-22 2026-10-02 ok
dev.olaplex.com 23 2026-04-15 2026-09-22 nodata
*.dev.olaplex.com 24 2025-07-05 2026-09-22 —
www.olaplex.com 13 2026-05-15 2026-09-26 ok
community.olaplex.com 5 2026-05-26 2026-09-24 ok

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