Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

29 hosts · 250 ms

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HostCertsFirst seenLast seen
opus-fashion.com 1 2026-02-06 2026-02-06
*.opus-fashion.com 2 2026-02-06 2026-05-20
static.opus-fashion.com 3 2025-11-06 2026-10-06
be.opus-fashion.com 1 2026-02-06 2026-02-06
adn-be.opus-fashion.com 5 2026-05-08 2026-09-05
int.adn-be.opus-fashion.com 4 2026-06-09 2026-10-07
fb.be.opus-fashion.com 5 2026-06-02 2026-09-30
de.opus-fashion.com 1 2026-02-06 2026-02-06
adn-de.opus-fashion.com 5 2026-05-08 2026-09-05
int.adn-de.opus-fashion.com 4 2026-06-09 2026-10-07
fb.de.opus-fashion.com 5 2026-05-05 2026-09-23
one.opus-fashion.com 1 2025-11-30 2025-11-30
ch.opus-fashion.com 1 2026-02-06 2026-02-06
adn-ch.opus-fashion.com 5 2026-05-08 2026-09-05
int.adn-ch.opus-fashion.com 4 2026-06-09 2026-10-07
fb.ch.opus-fashion.com 5 2026-05-30 2026-09-27
nl.opus-fashion.com 1 2026-02-06 2026-02-06
adn-nl.opus-fashion.com 5 2026-05-08 2026-09-05
int.adn-nl.opus-fashion.com 4 2026-06-09 2026-10-07
fb.nl.opus-fashion.com 5 2026-06-02 2026-09-30
cdn.opus-fashion.com 2 2025-08-27 2026-07-28
*.cdn.opus-fashion.com 2 2025-08-27 2026-07-28
fb.en.opus-fashion.com 5 2026-06-01 2026-09-29
enterpriseregistration.opus-fashion.com 3 2025-08-25 2026-08-25
at.opus-fashion.com 1 2026-02-06 2026-02-06
adn-at.opus-fashion.com 5 2026-05-08 2026-09-05
int.adn-at.opus-fashion.com 4 2026-06-09 2026-10-07
sst.opus-fashion.com 3 2026-05-20 2026-09-09
preview.sst.opus-fashion.com 3 2026-05-20 2026-09-09

Programmatic access: API GET /v1/hosts/opus-fashion.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/opus-fashion.com.