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.

19 hosts · 304 ms

HostCertsFirst seenLast seenDNS
nuuly.com 1 2026-01-06 2026-01-06 ok
*.nuuly.com 3 2025-08-25 2026-08-12 —
kc3-api01.nuuly.com 2 2025-10-02 2026-10-01 ok
bfc-api01.nuuly.com 2 2025-10-02 2026-10-01 ok
cluub.nuuly.com 1 2025-12-29 2025-12-29 ok
api-cluub.nuuly.com 1 2025-12-29 2025-12-29 ok
ablink.e.nuuly.com 2 2025-09-19 2026-09-06 ok
share.nuuly.com 1 2025-11-14 2025-11-14 ok
ablink.i.nuuly.com 5 2026-05-06 2026-09-03 ok
console.influencer.nuuly.com 1 2025-12-29 2025-12-29 ok
reports.influencer.nuuly.com 1 2025-12-29 2025-12-29 ok
summary.influencer.nuuly.com 1 2025-12-29 2025-12-29 ok
tagmanager.nuuly.com 5 2026-04-17 2026-09-24 ok
ablink.s.nuuly.com 5 2026-05-06 2026-09-03 ok
ablink.t.nuuly.com 2 2025-09-19 2026-09-06 ok
bfc-api01-dev.nuuly.com 1 2026-01-27 2026-01-27 ok
www.bfc-api01-dev.nuuly.com 1 2026-01-27 2026-01-27 nxdomain
kc3-api01-koz.nuuly.com 2 2026-04-30 2026-10-01 ok
www.kc3-api01-koz.nuuly.com 1 2026-04-30 2026-04-30 nxdomain

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