Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

17 hosts · 191 ms

HostCertsFirst seenLast seen
norraskog.se 4 2026-02-12 2026-09-27
*.norraskog.se 1 2026-02-12 2026-02-12
spira.norraskog.se 1 2026-06-23 2026-06-23
hb.norraskog.se 1 2026-01-29 2026-01-29
www.hb.norraskog.se 1 2026-01-29 2026-01-29
ad.norraskog.se 1 2026-02-12 2026-02-12
*.ad.norraskog.se 1 2026-02-12 2026-02-12
fastighetsformedling.norraskog.se 3 2026-02-23 2026-10-07
feedback.norraskog.se 16 2026-04-28 2026-08-25
portal.norraskog.se 5 2026-05-31 2026-09-28
skogsskolan.norraskog.se 3 2026-02-20 2026-10-04
magasin.norraskog.se 5 2026-05-08 2026-09-05
karriar.norraskog.se 10 2026-05-11 2026-09-24
drift.norraskog.se 1 2026-02-12 2026-02-12
*.drift.norraskog.se 1 2026-02-12 2026-02-12
spira-test.norraskog.se 2 2026-06-15 2026-06-22
www.norraskog.se 3 2026-02-20 2026-10-04

Programmatic access: API GET /v1/hosts/norraskog.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/norraskog.se.