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.

21 hosts · 405 ms

HostCertsFirst seenLast seenDNS
liquid.do 26 2026-05-07 2026-10-01 ok
*.liquid.do 17 2026-05-07 2026-10-01 —
sirena.liquid.do 4 2026-06-23 2026-08-21 ok
brand.liquid.do 2 2026-09-22 2026-09-22 ok
bpd.liquid.do 6 2026-06-26 2026-08-24 ok
dashboard.liquid.do 2 2026-05-05 2026-05-05 ok
altice.liquid.do 2 2026-08-04 2026-08-04 nxdomain
informe.liquid.do 7 2026-07-22 2026-09-19 ok
billing.liquid.do 6 2026-05-29 2026-07-28 ok
bimi.liquid.do 6 2026-06-16 2026-08-15 ok
contigo.liquid.do 8 2026-06-17 2026-08-22 ok
clerk.contigo.liquid.do 6 2026-06-24 2026-08-22 ok
accounts.contigo.liquid.do 6 2026-06-24 2026-08-22 ok
porfacturar.liquid.do 2 2026-09-02 2026-09-02 ok
*.porfacturar.liquid.do 2 2026-09-02 2026-09-02 —
solicitudes.liquid.do 8 2026-05-16 2026-09-11 ok
procesos.liquid.do 11 2026-06-03 2026-09-29 ok
access.liquid.do 4 2026-04-09 2026-08-07 ok
forecast.liquid.do 4 2026-07-08 2026-09-05 ok
www.liquid.do 5 2026-05-23 2026-08-13 ok
security.liquid.do 9 2026-06-02 2026-09-28 ok

Programmatic access, with DNS A records: API GET /v1/hosts/liquid.do (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/liquid.do.