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.

16 hosts · 301 ms

HostCertsFirst seenLast seenDNS
ikea.com.hk 1 2026-05-29 2026-05-29 ok
*.ikea.com.hk 1 2026-05-29 2026-05-29 —
publications-ext-preprod.ikea.com.hk 2 2025-07-14 2026-06-13 nodata
planner.ppe.ikea.com.hk 15 2026-06-02 2026-09-28 ok
planner.cte.ikea.com.hk 8 2026-05-05 2026-09-01 ok
news.email.ikea.com.hk 2 2025-08-23 2026-09-22 ok
publications-en.ikea.com.hk 2 2025-06-30 2026-05-30 ok
publications-test-en.ikea.com.hk 2 2025-07-14 2026-06-13 ok
planner.ikea.com.hk 13 2026-06-05 2026-10-01 ok
publications.ikea.com.hk 2 2025-07-02 2026-06-01 ok
*.publications.ikea.com.hk 2 2025-09-09 2026-08-10 —
hk-zh.publications.ikea.com.hk 2 2025-09-07 2026-08-08 ok
hk-en.publications.ikea.com.hk 2 2025-09-07 2026-08-08 ok
test.publications.ikea.com.hk 2 2025-09-12 2026-08-13 ok
publications-test.ikea.com.hk 2 2025-07-14 2026-06-13 ok
publications-ext.ikea.com.hk 2 2025-07-14 2026-06-13 nodata

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