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.

26 hosts · 236 ms

Download CSV
HostCertsFirst seenLast seen
compandsave.com 5 2026-05-06 2026-10-06
yqxg4.compandsave.com 5 2026-05-02 2026-08-30
load.yqxg4.compandsave.com 8 2026-04-26 2026-08-23
url9256.compandsave.com 2 2026-09-10 2026-09-10
alpha.compandsave.com 4 2026-05-02 2026-10-04
theta.compandsave.com 4 2026-05-02 2026-10-04
catalog.compandsave.com 2 2025-07-09 2026-06-09
stg-catalog.compandsave.com 2 2025-07-09 2026-06-09
blog.compandsave.com 2 2025-09-17 2026-08-18
report-stg.compandsave.com 2 2025-07-09 2026-06-09
auth.compandsave.com 2 2025-07-02 2026-06-01
api.compandsave.com 2 2025-07-09 2026-06-09
stg-api.compandsave.com 2 2025-07-09 2026-06-09
op-api.compandsave.com 1 2025-12-26 2025-12-26
mc.api.compandsave.com 2 2025-07-09 2026-06-09
mail.compandsave.com 12 2026-05-15 2026-09-12
email.compandsave.com 2 2025-07-09 2026-06-09
stg-email.compandsave.com 2 2025-07-09 2026-06-09
op.compandsave.com 1 2025-12-26 2025-12-26
app.compandsave.com 2 2025-10-05 2026-09-05
order.compandsave.com 2 2025-07-09 2026-06-09
stg-order.compandsave.com 2 2025-07-09 2026-06-09
assets.compandsave.com 1 2026-01-21 2026-01-21
report.compandsave.com 2 2025-07-09 2026-06-09
support.compandsave.com 5 2026-05-20 2026-09-17
www.compandsave.com 5 2026-05-06 2026-10-06

Programmatic access: API GET /v1/hosts/compandsave.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/compandsave.com.