Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts, first/last seen and live DNS status.

17 hosts · 310 ms

HostCertsFirst seenLast seenDNS
junara.com 23 2025-10-09 2026-10-02 ok
*.junara.com 18 2025-10-09 2026-10-02 —
id.junara.com 1 2026-08-12 2026-08-12 ok
webmail.pc3-stg.junara.com 1 2026-07-11 2026-07-11 ok
login.pc3-stg.junara.com 1 2026-07-11 2026-07-11 ok
fusion.pc3-stg.junara.com 1 2026-07-17 2026-07-17 ok
account.pc3-stg.junara.com 1 2026-07-11 2026-07-11 ok
id.stg.junara.com 1 2026-08-11 2026-08-11 ok
webmail.stg.junara.com 1 2026-06-16 2026-06-16 ok
login.stg.junara.com 2 2025-08-06 2026-06-16 ok
fusion.stg.junara.com 1 2026-06-18 2026-06-18 ok
account.stg.junara.com 2 2025-08-06 2026-06-16 ok
mpl.junara.com 4 2026-06-06 2026-10-06 ok
login.junara.com 2 2025-08-29 2026-07-30 ok
account.junara.com 2 2025-08-29 2026-07-30 ok
support.junara.com 5 2026-04-24 2026-08-22 ok
www.junara.com 5 2026-05-02 2026-08-30 ok

Programmatic access, with DNS A records: API GET /v1/hosts/junara.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/junara.com.