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.

6 hosts · 357 ms

HostCertsFirst seenLast seenDNS
loans2go.co.uk 14 2025-12-10 2026-09-22 ok
*.loans2go.co.uk 14 2025-12-10 2026-09-22 —
portal.jira.loans2go.co.uk 2 2025-06-11 2026-05-12 ok
webaccess.loans2go.co.uk 2 2026-05-11 2026-06-09 ok
www.webaccess.loans2go.co.uk 2 2026-05-11 2026-06-09 nxdomain
requests.loans2go.co.uk 2 2025-06-11 2026-05-12 ok

Programmatic access, with DNS A records: API GET /v1/hosts/loans2go.co.uk (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/loans2go.co.uk.