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.

9 hosts · 297 ms

HostCertsFirst seenLast seen
zotapay.com 26 2026-05-11 2026-09-30
*.zotapay.com 30 2025-07-04 2026-09-30
info.zotapay.com 9 2026-04-20 2026-09-17
ewallet-demo.zotapay.com 5 2026-05-24 2026-09-16
shop.zotapay.com 4 2026-06-08 2026-10-06
cashier.zotapay.com 8 2026-04-19 2026-08-15
mg-tools.zotapay.com 10 2026-04-18 2026-08-14
qa-test.zotapay.com 10 2026-04-20 2026-08-16
www.zotapay.com 10 2026-05-16 2026-09-11

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