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.

26 hosts · 266 ms

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HostCertsFirst seenLast seen
n-ix.com 3 2026-06-08 2026-06-10
*.n-ix.com 3 2026-06-08 2026-06-10
passwd.n-ix.com 2 2026-04-22 2026-04-22
transcribe.n-ix.com 2 2026-08-12 2026-08-12
ldspace.n-ix.com 8 2026-05-08 2026-09-03
nixie.n-ix.com 2 2025-11-20 2025-11-20
*.nixie.n-ix.com 2 2025-11-20 2025-11-20
pwd.onetime.n-ix.com 2 2026-03-04 2026-07-16
set.onetime.n-ix.com 2 2026-03-04 2026-07-16
search.n-ix.com 1 2026-08-12 2026-08-12
bimi.n-ix.com 1 2026-02-07 2026-02-07
asksdo.n-ix.com 2 2026-08-12 2026-08-12
go.n-ix.com 2 2026-05-27 2026-05-27
assessment-data.go.n-ix.com 4 2026-07-03 2026-08-31
assessment.go.n-ix.com 15 2026-06-04 2026-10-01
digital-eusovereignty.go.n-ix.com 6 2026-07-01 2026-08-29
portfolio.game-vr-studio.n-ix.com 3 2026-05-02 2026-08-30
uptime.status.n-ix.com 4 2026-06-11 2026-10-08
surveys.n-ix.com 2 2025-07-17 2026-06-16
*.surveys.n-ix.com 2 2025-07-17 2026-06-16
careers-new.test.n-ix.com 1 2025-07-01 2025-07-01
interview.n-ix.com 2 2026-08-13 2026-08-13
chatix.n-ix.com 2 2026-02-17 2026-07-09
beta.chatix.n-ix.com 1 2026-02-28 2026-02-28
api.chatix.n-ix.com 4 2026-02-12 2026-09-26
dev.chatix.n-ix.com 2 2026-02-18 2026-07-10

Programmatic access: API GET /v1/hosts/n-ix.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/n-ix.com.