Find every subdomain
of a domain.

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

32 hosts · 360 ms

HostCertsFirst seenLast seenDNS
founderpath.com 37 2026-04-13 2026-09-19 ok
*.founderpath.com 21 2026-04-29 2026-08-30 —
app2.founderpath.com 8 2026-05-11 2026-09-06 ok
public.founderpath.com 9 2026-05-20 2026-09-15 ok
static.founderpath.com 21 2026-04-13 2026-09-17 ok
app-prd.founderpath.com 10 2026-04-14 2026-08-10 ok
inngest-prd.founderpath.com 4 2026-04-16 2026-08-14 ok
knowledge.founderpath.com 8 2026-05-09 2026-09-04 ok
stripe.founderpath.com 8 2026-05-01 2026-08-27 ok
*.inngest-staging.founderpath.com 5 2026-05-22 2026-09-19 —
*.staging.founderpath.com 8 2026-05-01 2026-08-27 —
master-stripe.staging.founderpath.com 10 2026-05-09 2026-09-05 ok
master-api.staging.founderpath.com 10 2026-05-09 2026-09-05 ok
master-app.staging.founderpath.com 10 2026-05-09 2026-09-04 ok
master.staging.founderpath.com 6 2026-05-10 2026-09-05 ok
blog.founderpath.com 8 2026-04-25 2026-08-21 ok
api.founderpath.com 10 2026-05-02 2026-08-29 ok
feedback.founderpath.com 13 2026-05-31 2026-09-27 ok
local.founderpath.com 1 2026-01-19 2026-01-19 ok
*.local.founderpath.com 1 2026-01-19 2026-01-19 —
blog-cdn.founderpath.com 10 2026-04-18 2026-08-15 ok
go.founderpath.com 4 2026-04-11 2026-08-09 ok
app.founderpath.com 10 2026-04-30 2026-08-27 ok
*.ops.founderpath.com 12 2026-04-29 2026-08-25 —
status.founderpath.com 5 2026-05-01 2026-08-28 ok
inngest.founderpath.com 4 2026-04-16 2026-08-14 ok
trust.founderpath.com 8 2026-04-28 2026-08-24 ok
dev-ez91hbgkljn4kbiyr7ytd2xt.founderpath.com 9 2026-04-25 2026-08-21 ok
*.review.founderpath.com 10 2026-04-29 2026-08-26 —
webflow.founderpath.com 14 2026-04-28 2026-08-25 ok
www.founderpath.com 5 2026-05-16 2026-09-18 ok
blog-proxy.founderpath.com 9 2026-05-27 2026-09-22 ok

Programmatic access, with DNS A records: API GET /v1/hosts/founderpath.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/founderpath.com.