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.

17 hosts · 244 ms

HostCertsFirst seenLast seenDNS
ikea.dk 11 2026-05-19 2026-09-28 ok
*.ikea.dk 1 2026-09-28 2026-09-28 —
tracking.ikea.dk 1 2026-05-28 2026-05-28 ok
cloud.news.email.ikea.dk 2 2025-07-25 2026-07-13 ok
data.e.news.email.ikea.dk 2 2026-06-30 2026-06-30 ok
cdn.e.news.email.ikea.dk 28 2026-06-26 2026-07-16 ok
image.news.email.ikea.dk 3 2025-09-13 2026-08-28 ok
click.news.email.ikea.dk 2 2025-07-28 2026-07-18 ok
view.news.email.ikea.dk 2 2025-07-27 2026-07-14 ok
go.ikea.dk 4 2026-06-04 2026-08-03 ok
services.ikea.dk 2 2026-05-25 2026-10-07 ok
gavekort.ikea.dk 11 2026-04-11 2026-09-07 ok
testrc.gavekort.ikea.dk 13 2026-04-10 2026-08-24 ok
test.gavekort.ikea.dk 15 2026-04-12 2026-08-25 ok
philip-dev.gavekort.ikea.dk 13 2026-04-10 2026-08-23 ok
casper-dev.gavekort.ikea.dk 11 2026-04-10 2026-08-23 ok
www.ikea.dk 8 2026-04-13 2026-08-10 ok

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