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.

15 hosts · 280 ms

HostCertsFirst seenLast seen
eresparis.com 53 2025-10-16 2026-09-17
b2b.eresparis.com 2 2025-06-13 2026-06-29
edtib.eresparis.com 13 2026-06-03 2026-09-30
staging.eresparis.com 10 2026-05-18 2026-09-13
bimi.eresparis.com 40 2025-12-02 2026-09-17
email.eresparis.com 8 2026-05-16 2026-09-11
nl.eresparis.com 9 2026-05-17 2026-09-12
faq.eresparis.com 2 2025-06-13 2026-06-29
images.eresparis.com 2 2025-06-13 2026-07-03
stores.eresparis.com 1 2026-01-21 2026-01-21
news.eresparis.com 10 2026-05-16 2026-09-11
dev.eresparis.com 59 2025-10-16 2026-09-27
www.eresparis.com 11 2025-12-15 2026-09-21
prd-www.eresparis.com 4 2026-07-23 2026-07-23
eres-academy.eresparis.com 6 2025-07-10 2026-09-22

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