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.

21 hosts · 282 ms

HostCertsFirst seenLast seen
allies.shop 20 2025-07-26 2026-09-26
*.allies.shop 20 2025-07-26 2026-09-26
ca.allies.shop 16 2026-05-24 2026-10-03
usb2b.allies.shop 13 2026-04-29 2026-09-06
eub2b.allies.shop 15 2026-04-29 2026-09-09
de.allies.shop 14 2026-05-24 2026-10-02
staging.allies.shop 14 2026-05-09 2026-09-18
sg.allies.shop 17 2026-05-23 2026-10-02
email.sg.allies.shop 5 2026-05-02 2026-08-29
i.allies.shop 2 2026-09-21 2026-09-21
uk.allies.shop 17 2026-05-23 2026-10-01
email.uk.allies.shop 5 2026-05-02 2026-08-29
fr.allies.shop 16 2026-05-22 2026-09-30
es.allies.shop 13 2026-05-24 2026-09-30
sms.allies.shop 10 2026-05-12 2026-09-07
us.allies.shop 16 2026-05-23 2026-10-01
email.us.allies.shop 5 2026-05-05 2026-09-02
it.allies.shop 17 2026-05-23 2026-10-01
au.allies.shop 14 2026-05-22 2026-09-26
eu.allies.shop 15 2026-05-22 2026-10-01
email.eu.allies.shop 5 2026-05-02 2026-08-29

Programmatic access: API GET /v1/hosts/allies.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/allies.shop.