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.

13 hosts · 326 ms

HostCertsFirst seenLast seenDNS
onehomes.com 8 2026-04-14 2026-08-10 ok
blog.onehomes.com 8 2026-05-17 2026-09-12 ok
bosims-stg.onehomes.com 5 2026-05-23 2026-09-21 ok
lp.onehomes.com 18 2026-05-27 2026-09-22 ok
wp.onehomes.com 4 2026-04-16 2026-08-12 ok
osr.onehomes.com 2 2026-05-10 2026-05-10 ok
links.onehomes.com 1 2026-09-22 2026-09-22 ok
bosims.onehomes.com 5 2026-05-30 2026-09-27 ok
mta-sts.onehomes.com 3 2026-04-24 2026-09-13 ok
taskflow.onehomes.com 1 2026-07-21 2026-07-21 ok
www.onehomes.com 16 2026-05-15 2026-09-11 ok
directory.onehomes.com 5 2026-04-23 2026-08-19 ok
property.onehomes.com 8 2026-05-17 2026-09-13 ok

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