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.

46 hosts · 280 ms

HostCertsFirst seenLast seen
spendbase.co 20 2026-04-16 2026-09-23
*.spendbase.co 13 2025-07-17 2026-09-23
stage1.spendbase.co 1 2026-09-04 2026-09-04
*.prod.spendbase.co 4 2025-08-14 2026-08-26
test-domain-sandbox1.prod.spendbase.co 1 2026-09-03 2026-09-03
hestia-panel.prod.spendbase.co 5 2026-06-02 2026-09-28
test-domain-sandbox.prod.spendbase.co 1 2026-09-03 2026-09-03
test-partneway.prod.spendbase.co 5 2026-06-02 2026-09-28
test-domain-partnerway.prod.spendbase.co 5 2026-05-02 2026-08-28
dev-fe.spendbase.co 2 2026-03-19 2026-08-19
stg.spendbase.co 2 2025-07-30 2026-08-26
*.stg.spendbase.co 4 2025-07-30 2026-08-26
vault.stg.spendbase.co 1 2026-10-07 2026-10-07
vinci.spendbase.co 2 2026-05-13 2026-05-13
ehi.spendbase.co 40 2026-06-25 2026-10-02
zendesk.spendbase.co 4 2026-06-10 2026-10-08
webdisk.spendbase.co 1 2026-04-18 2026-04-18
vendor-portal.spendbase.co 2 2026-09-29 2026-09-29
cpanel.spendbase.co 1 2026-04-18 2026-04-18
mail.spendbase.co 4 2026-04-18 2026-09-13
ai.in.spendbase.co 2 2026-06-04 2026-07-28
agentcamp.spendbase.co 3 2026-05-26 2026-07-18
faq.spendbase.co 13 2026-06-05 2026-10-01
vendor.spendbase.co 1 2026-09-10 2026-09-10
eor.spendbase.co 5 2026-05-28 2026-09-27
startups.spendbase.co 6 2026-05-28 2026-09-23
internal-hr-stats.spendbase.co 3 2026-05-15 2026-09-02
us.spendbase.co 1 2026-05-07 2026-05-07
stg.us.spendbase.co 1 2026-05-07 2026-05-07
*.stg.us.spendbase.co 1 2026-05-07 2026-05-07
dev.us.spendbase.co 1 2026-05-07 2026-05-07
*.dev.us.spendbase.co 1 2026-05-07 2026-05-07
status.spendbase.co 5 2026-05-13 2026-09-11
prompting.at.spendbase.co 2 2026-05-11 2026-05-21
support.spendbase.co 10 2026-05-17 2026-09-12
test.spendbase.co 4 2026-06-05 2026-10-05
trust.spendbase.co 2 2026-07-22 2026-09-18
admin.trust.spendbase.co 1 2026-08-27 2026-08-27
dev.spendbase.co 4 2025-09-09 2026-08-19
*.dev.spendbase.co 7 2025-07-17 2026-08-16
ehi.dev.spendbase.co 12 2026-03-31 2026-10-03
fp-api.dev.spendbase.co 2 2026-05-08 2026-10-08
*.fp-api.dev.spendbase.co 2 2026-05-08 2026-10-08
vault.dev.spendbase.co 1 2026-10-07 2026-10-07
cloud-test.dev.spendbase.co 1 2026-09-03 2026-09-03
www.spendbase.co 10 2026-04-18 2026-08-20

Programmatic access: API GET /v1/hosts/spendbase.co (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/spendbase.co.