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 · 292 ms

HostCertsFirst seenLast seenDNS
7plus.com.au 6 2025-08-25 2026-09-17 ok
*.7plus.com.au 6 2025-08-25 2026-09-17 —
mi.7plus.com.au 1 2026-01-08 2026-01-08 ok
cloud.mail.7plus.com.au 3 2025-09-04 2026-08-22 ok
image.mail.7plus.com.au 3 2025-09-02 2026-08-04 ok
click.mail.7plus.com.au 3 2025-09-04 2026-08-22 ok
view.mail.7plus.com.au 3 2025-09-04 2026-08-24 ok
login.7plus.com.au 2 2025-08-18 2026-07-18 ok
competition.7plus.com.au 5 2026-04-29 2026-08-26 ok
page.info.7plus.com.au 16 2026-05-11 2026-09-06 ok
click.info.7plus.com.au 1 2026-07-06 2026-07-06 ok
terms.7plus.com.au 2 2026-03-04 2026-07-20 ok
competitions.7plus.com.au 3 2026-04-20 2026-06-20 ok
support.7plus.com.au 6 2026-06-03 2026-10-01 ok
nflfantasy.7plus.com.au 2 2026-02-26 2026-07-14 nodata
auth-id.nflfantasy.7plus.com.au 2 2026-03-13 2026-07-29 ok
www.nflfantasy.7plus.com.au 2 2026-02-26 2026-07-14 nodata

Programmatic access, with DNS A records: API GET /v1/hosts/7plus.com.au (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/7plus.com.au.