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.

21 hosts · 276 ms

HostCertsFirst seenLast seen
tokenz.one 9 2026-04-29 2026-09-15
grafana.tokenz.one 1 2026-09-02 2026-09-02
argo-cd.tokenz.one 6 2026-06-05 2026-09-23
dashboard.tokenz.one 5 2026-04-16 2026-09-24
backoffice.tokenz.one 3 2026-05-25 2026-09-14
invoice.tokenz.one 1 2026-09-02 2026-09-02
api.tokenz.one 3 2026-05-07 2026-08-22
design-system.tokenz.one 1 2026-10-08 2026-10-08
origin.tokenz.one 12 2026-05-05 2026-08-31
admin.tokenz.one 3 2026-05-25 2026-09-12
mcp.tokenz.one 2 2026-07-11 2026-09-04
shop.tokenz.one 3 2026-05-24 2026-09-10
*.shop.tokenz.one 3 2026-05-24 2026-09-10
docs.tokenz.one 5 2026-04-26 2026-10-05
assets.tokenz.one 4 2026-04-28 2026-10-07
status.tokenz.one 5 2026-05-17 2026-09-13
sales-kit.tokenz.one 2 2026-07-14 2026-09-05
checkout.tokenz.one 3 2026-05-08 2026-08-24
www.tokenz.one 5 2026-06-01 2026-09-15
legacy.tokenz.one 6 2026-04-23 2026-10-02
my.tokenz.one 4 2026-04-14 2026-09-26

Programmatic access: API GET /v1/hosts/tokenz.one (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/tokenz.one.