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 · 327 ms

HostCertsFirst seenLast seenDNS
betclicgroup.com 22 2026-04-14 2026-08-12 ok
*.betclicgroup.com 1 2026-04-21 2026-04-21 —
owa.betclicgroup.com 2 2026-07-27 2026-07-27 ok
vault-investor.betclicgroup.com 2 2026-03-11 2026-07-25 ok
alert-ethics.betclicgroup.com 4 2026-04-14 2026-08-28 ok
www.alert-ethics.betclicgroup.com 4 2026-04-20 2026-09-03 ok
refurb-market.betclicgroup.com 2 2026-02-01 2026-06-18 ok
refurb-market-mt.betclicgroup.com 2 2026-03-04 2026-07-17 ok
vault-investor-mgmt.betclicgroup.com 2 2026-03-31 2026-08-10 ok
office-assistant.betclicgroup.com 2 2026-03-11 2026-06-25 ok
refurb-market-dev.betclicgroup.com 2 2026-01-31 2026-06-16 ok
refurb-market-mt-dev.betclicgroup.com 2 2026-03-04 2026-07-17 ok
www.betclicgroup.com 7 2026-04-13 2026-08-11 ok

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