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.

22 hosts · 294 ms

HostCertsFirst seenLast seenDNS
iizi.ee 1 2025-10-23 2025-10-23 ok
*.iizi.ee 1 2025-10-23 2025-10-23 —
kibana.iizi.ee 5 2026-05-18 2026-09-16 ok
*.gitlab.iizi.ee 1 2025-10-23 2025-10-23 —
admin.kahjud.iizi.ee 4 2026-04-13 2026-08-11 ok
partner.kahjud.iizi.ee 4 2026-04-11 2026-08-09 ok
*.bff.iizi.ee 1 2025-10-23 2025-10-23 —
elasticsearch.iizi.ee 5 2026-05-18 2026-09-16 ok
ai.iizi.ee 3 2026-02-23 2026-10-07 ok
*.api.iizi.ee 1 2025-10-23 2025-10-23 —
cloud.kasulik.iizi.ee 2 2025-08-04 2026-07-30 ok
image.kasulik.iizi.ee 2 2025-10-08 2026-02-04 ok
click.kasulik.iizi.ee 2 2025-08-03 2026-07-30 ok
view.kasulik.iizi.ee 2 2025-08-03 2026-07-21 ok
*.admin.iizi.ee 1 2025-10-23 2025-10-23 —
wp.iizi.ee 3 2026-05-12 2026-08-10 ok
traefik-wp.iizi.ee 3 2026-05-12 2026-08-10 ok
test-wp.iizi.ee 3 2026-05-12 2026-08-10 ok
dev-wp.iizi.ee 3 2026-05-12 2026-08-10 ok
*.partner.iizi.ee 1 2025-10-23 2025-10-23 —
*.dev.iizi.ee 1 2025-10-23 2025-10-23 —
qv.iizi.ee 5 2026-05-17 2026-09-15 ok

Programmatic access, with DNS A records: API GET /v1/hosts/iizi.ee (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/iizi.ee.