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.

16 hosts · 173 ms

HostCertsFirst seenLast seen
lamp24.se 5 2026-05-30 2026-09-27
id.lamp24.se 3 2026-06-13 2026-08-12
service.lamp24.se 5 2026-05-09 2026-09-06
xtg.lamp24.se 14 2026-06-10 2026-10-06
kebtul.lamp24.se 4 2026-05-15 2026-10-06
pro.lamp24.se 5 2026-05-04 2026-09-01
collector.sst.pro.lamp24.se 4 2026-06-12 2026-10-10
www.pro.lamp24.se 5 2026-05-04 2026-09-01
link.reply.pro.lamp24.se 5 2026-05-17 2026-09-14
link.shop.lamp24.se 3 2026-07-07 2026-09-05
stop.lamp24.se 7 2026-05-13 2026-09-09
sms.lamp24.se 7 2026-05-13 2026-09-09
news.lamp24.se 4 2026-04-18 2026-08-16
support.lamp24.se 16 2026-04-22 2026-08-18
collector.sst.lamp24.se 4 2026-06-12 2026-10-10
www.lamp24.se 5 2026-05-30 2026-09-27

Programmatic access: API GET /v1/hosts/lamp24.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/lamp24.se.