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.

16 hosts · 223 ms

HostCertsFirst seenLast seen
oneplus.ch 54 2025-09-30 2026-10-07
*.oneplus.ch 23 2026-04-21 2026-10-07
inhalte.oneplus.ch 13 2026-05-19 2026-09-15
click.oneplus.ch 2 2025-08-24 2026-07-25
help.oneplus.ch 6 2026-05-04 2026-09-01
3plus.oneplus.ch 2 2026-07-28 2026-07-28
*.3plus.oneplus.ch 2 2026-07-28 2026-07-28
android-preview.oneplus.ch 6 2026-06-19 2026-08-17
*.android-preview.oneplus.ch 9 2026-06-19 2026-09-06
ios-preview.oneplus.ch 6 2026-06-19 2026-08-17
*.ios-preview.oneplus.ch 9 2026-06-19 2026-09-06
3plus-preview.oneplus.ch 6 2026-07-28 2026-09-25
*.3plus-preview.oneplus.ch 6 2026-07-28 2026-09-25
www-preview.oneplus.ch 9 2026-06-19 2026-08-17
*.www-preview.oneplus.ch 12 2026-06-19 2026-09-06
www.oneplus.ch 2 2025-09-30 2026-08-30

Programmatic access: API GET /v1/hosts/oneplus.ch (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/oneplus.ch.