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.

15 hosts · 203 ms

HostCertsFirst seenLast seen
nubosoft.com 9 2025-09-05 2026-09-06
*.nubosoft.com 3 2025-09-05 2026-09-06
gsuite-webinar-jun2020.nubosoft.com 4 2026-06-05 2026-09-21
gsuite-webinar-ago2020.nubosoft.com 4 2026-04-29 2026-10-07
gsuite-webinar-abr2020.nubosoft.com 3 2026-05-24 2026-09-08
sbc01.nubosoft.com 4 2026-03-11 2026-08-25
www.sbc01.nubosoft.com 4 2026-03-11 2026-08-25
workspace.nubosoft.com 3 2026-05-06 2026-08-26
gsuite-training.nubosoft.com 3 2026-05-27 2026-09-12
blog.nubosoft.com 6 2026-04-25 2026-08-21
gemini.nubosoft.com 8 2026-07-01 2026-09-30
gedemogen.nubosoft.com 2 2026-10-02 2026-10-02
apn.nubosoft.com 8 2026-07-01 2026-09-30
contenido.nubosoft.com 8 2026-05-25 2026-08-19
www.nubosoft.com 10 2026-04-25 2026-08-21

Programmatic access: API GET /v1/hosts/nubosoft.com (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/nubosoft.com.