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.

10 hosts · 354 ms

HostCertsFirst seenLast seenDNS
mercadolibre.cl 7 2025-10-08 2026-10-02 ok
*.mercadolibre.cl 7 2025-10-08 2026-10-02 —
learninghub.mercadolibre.cl 3 2025-06-29 2026-06-11 ok
*.realtime-prod.mercadolibre.cl 3 2026-03-25 2026-08-25 —
*.realtime.mercadolibre.cl 1 2025-07-08 2025-07-08 —
*.prodeng-internal.mercadolibre.cl 1 2025-12-03 2025-12-03 —
assets.mercadolibre.cl 4 2026-02-27 2026-07-16 ok
realtime-test.mercadolibre.cl 1 2025-07-09 2025-07-09 nxdomain
*.realtime-test.mercadolibre.cl 1 2025-07-09 2025-07-09 —
*.realtime-dev.mercadolibre.cl 1 2026-02-15 2026-02-15 —

Programmatic access, with DNS A records: API GET /v1/hosts/mercadolibre.cl (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/mercadolibre.cl.