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 · 317 ms

HostCertsFirst seenLast seenDNS
akavia.se 10 2026-01-28 2026-08-22 ok
*.akavia.se 2 2026-01-28 2026-01-28 —
jobb.akavia.se 10 2026-05-14 2026-09-24 ok
cloud.marketingcloud.akavia.se 1 2026-01-25 2026-01-25 ok
image.marketingcloud.akavia.se 2 2026-03-12 2026-08-03 ok
true.akavia.se 10 2026-05-10 2026-09-05 ok
cloud.dialog.akavia.se 1 2026-01-14 2026-01-14 ok
image.dialog.akavia.se 22 2026-01-14 2026-08-26 ok
click.dialog.akavia.se 1 2026-01-14 2026-01-14 ok
view.dialog.akavia.se 1 2026-01-14 2026-01-14 ok
link.akavia.se 5 2026-05-04 2026-08-30 ok
val.akavia.se 15 2026-05-07 2026-09-30 ok
diplom.akavia.se 7 2026-05-20 2026-09-17 ok
video.akavia.se 1 2026-05-14 2026-05-14 —
go.akavia.se 5 2026-04-16 2026-09-01 ok
sms.akavia.se 7 2026-05-21 2026-09-10 nxdomain
analys.akavia.se 5 2026-04-22 2026-10-01 ok

Programmatic access, with DNS A records: API GET /v1/hosts/akavia.se (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/akavia.se.