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 · 333 ms

HostCertsFirst seenLast seenDNS
ikea.com.co 8 2026-05-19 2026-09-15 ok
csc.ikea.com.co 3 2026-06-03 2026-09-17 ok
cloud.order.email.ikea.com.co 2 2025-06-13 2026-06-01 ok
image.order.email.ikea.com.co 2 2026-01-07 2026-04-11 ok
click.order.email.ikea.com.co 2 2025-09-20 2026-06-29 ok
view.order.email.ikea.com.co 2 2025-09-20 2026-06-29 ok
email.hej.support.email.ikea.com.co 4 2026-04-17 2026-08-15 ok
seguimiento.ikea.com.co 3 2026-06-03 2026-09-17 ok
servicios.ikea.com.co 3 2026-06-03 2026-09-17 ok
www.ikea.com.co 13 2026-04-13 2026-10-07 ok

Programmatic access, with DNS A records: API GET /v1/hosts/ikea.com.co (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/ikea.com.co.