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 · 268 ms

HostCertsFirst seenLast seen
scapia.cards 12 2025-11-11 2026-09-30
*.scapia.cards 8 2026-01-19 2026-09-03
visa.scapia.cards 1 2026-06-11 2026-06-11
starsquad.scapia.cards 2 2026-03-16 2026-08-16
*.starsquad.scapia.cards 2 2026-03-16 2026-08-16
axisonboarding.scapia.cards 2 2026-07-17 2026-07-17
staging.scapia.cards 2 2026-04-09 2026-09-09
visa-staging.scapia.cards 1 2026-06-10 2026-06-10
admin-staging.scapia.cards 2 2026-05-06 2026-10-06
engineering.scapia.cards 8 2026-04-14 2026-10-08
admin.scapia.cards 2 2026-05-07 2026-10-07
app.scapia.cards 16 2026-05-04 2026-08-30
trailblazer.scapia.cards 4 2026-03-06 2026-08-06
*.trailblazer.scapia.cards 4 2026-03-06 2026-08-06
api.trailblazer.scapia.cards 4 2026-06-05 2026-06-05
www.scapia.cards 4 2025-11-11 2026-10-04
apply.scapia.cards 1 2026-06-11 2026-06-11

Programmatic access: API GET /v1/hosts/scapia.cards (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/scapia.cards.