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.

14 hosts · 312 ms

HostCertsFirst seenLast seen
excelhomes.ca 14 2026-04-16 2026-09-21
*.excelhomes.ca 10 2026-04-16 2026-09-21
img.sib.excelhomes.ca 10 2026-05-08 2026-09-03
r.sib.excelhomes.ca 5 2026-04-28 2026-10-06
traffic.excelhomes.ca 1 2026-09-23 2026-09-23
build.excelhomes.ca 5 2026-05-15 2026-09-14
monocle.excelhomes.ca 10 2026-06-06 2026-10-02
www.monocle.excelhomes.ca 14 2026-06-06 2026-10-02
remote.excelhomes.ca 2 2025-09-30 2025-11-28
www.remote.excelhomes.ca 2 2025-09-30 2025-11-28
recipebook.excelhomes.ca 2 2026-10-01 2026-10-01
info.excelhomes.ca 8 2026-04-24 2026-08-19
traffic-test.excelhomes.ca 1 2026-09-23 2026-09-23
www.excelhomes.ca 4 2026-04-21 2026-08-21

Programmatic access: API GET /v1/hosts/excelhomes.ca (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/excelhomes.ca.