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.

9 hosts · 176 ms

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HostCertsFirst seenLast seen
logitravel.de 2 2025-08-24 2026-07-25
*.logitravel.de 1 2026-01-27 2026-01-27
auth.qa.logitravel.de 8 2026-06-17 2026-10-13
blog.logitravel.de 2 2026-01-30 2026-01-30
auth.logitravel.de 8 2026-06-15 2026-10-11
ssl.logitravel.de 15 2025-08-26 2026-07-03
cdn.logitravel.de 15 2025-08-26 2026-07-03
s2s.logitravel.de 3 2026-06-05 2026-09-22
www.logitravel.de 15 2025-08-26 2026-07-03

Programmatic access: API GET /v1/hosts/logitravel.de (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/logitravel.de.