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.

25 hosts · 402 ms

HostCertsFirst seenLast seenDNS
adrenaline.shop 16 2026-05-24 2026-10-03 ok
ca.adrenaline.shop 16 2026-05-24 2026-10-01 ok
de.adrenaline.shop 17 2026-05-24 2026-10-02 ok
se.adrenaline.shop 15 2026-04-17 2026-09-30 ok
sg.adrenaline.shop 12 2026-05-24 2026-10-02 ok
th.adrenaline.shop 6 2026-06-03 2026-10-01 ok
uk.adrenaline.shop 17 2026-05-25 2026-10-04 ok
nl.adrenaline.shop 15 2026-04-18 2026-09-29 ok
pl.adrenaline.shop 17 2026-04-17 2026-09-29 ok
no.adrenaline.shop 15 2026-04-19 2026-10-01 ok
render.adrenaline.shop 2 2026-09-11 2026-09-12 ok
renderer.adrenaline.shop 2 2026-09-15 2026-09-15 ok
fr.adrenaline.shop 14 2026-05-24 2026-10-03 ok
gr.adrenaline.shop 12 2026-04-17 2026-10-01 ok
hr.adrenaline.shop 13 2026-04-18 2026-09-29 ok
es.adrenaline.shop 15 2026-05-25 2026-10-05 ok
ms.adrenaline.shop 14 2026-05-24 2026-10-03 ok
sms.adrenaline.shop 8 2026-05-10 2026-09-05 ok
it.adrenaline.shop 15 2026-04-18 2026-10-01 ok
account.adrenaline.shop 15 2026-04-10 2026-09-23 ok
pt.adrenaline.shop 16 2026-04-17 2026-09-30 ok
au.adrenaline.shop 19 2026-05-24 2026-10-02 ok
ru.adrenaline.shop 12 2026-05-24 2026-10-05 ok
www.adrenaline.shop 16 2026-05-23 2026-10-04 ok
mx.adrenaline.shop 16 2026-05-24 2026-10-02 ok

Programmatic access, with DNS A records: API GET /v1/hosts/adrenaline.shop (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/adrenaline.shop.