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.

18 hosts · 402 ms

HostCertsFirst seenLast seenDNS
forwardly.com 33 2025-09-10 2026-09-29 ok
*.forwardly.com 16 2025-08-05 2026-09-29 —
app-beta.forwardly.com 2 2026-09-23 2026-09-23 nodata
*.app-beta.forwardly.com 2 2026-09-23 2026-09-23 —
welcome.forwardly.com 10 2026-06-03 2026-09-29 ok
stag.forwardly.com 5 2026-05-23 2026-09-21 ok
sb.partners-api.forwardly.com 3 2026-06-17 2026-08-15 ok
mcapi.forwardly.com 9 2026-05-26 2026-09-21 ok
msgs-internal.forwardly.com 3 2025-10-27 2026-09-27 ok
*.msgs-internal.forwardly.com 3 2025-10-27 2026-09-27 —
fp.forwardly.com 3 2026-04-29 2026-09-29 ok
app.forwardly.com 8 2026-05-10 2026-09-05 ok
maplesyrup.forwardly.com 5 2026-06-05 2026-10-03 ok
framer.forwardly.com 2 2026-08-02 2026-08-02 ok
api-docs.forwardly.com 4 2026-08-11 2026-09-29 ok
partner-docs.forwardly.com 12 2026-06-11 2026-10-07 ok
support.forwardly.com 5 2026-04-28 2026-08-26 ok
www.forwardly.com 7 2026-06-06 2026-08-12 ok

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