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.

27 hosts · 341 ms

HostCertsFirst seenLast seenDNS
pantone.com 9 2025-10-01 2026-09-28 ok
*.pantone.com 6 2025-10-01 2026-08-27 —
checkout-na.pantone.com 10 2026-04-09 2026-10-04 ok
bcstaging-checkout-na.pantone.com 10 2026-04-15 2026-08-12 ok
mcprod.pantone.com 5 2026-06-28 2026-09-28 nxdomain
bcstaging-checkout-de.pantone.com 10 2026-04-12 2026-08-09 ok
store.pantone.com 1 2025-11-15 2025-11-15 ok
mcstaging.pantone.com 7 2026-05-13 2026-09-10 ok
checkout-ch.pantone.com 4 2026-04-14 2026-04-15 ok
checkout-zh.pantone.com 8 2026-04-23 2026-08-19 ok
bcstaging-checkout-zh.pantone.com 6 2026-04-15 2026-08-11 ok
pantoneapi.pantone.com 2 2025-10-06 2026-09-05 ok
checkout-hk.pantone.com 10 2026-04-12 2026-08-09 ok
bcstaging-checkout-hk.pantone.com 10 2026-04-15 2026-08-11 ok
checkout-uk.pantone.com 12 2026-04-13 2026-08-10 ok
bcstaging-checkout-uk.pantone.com 10 2026-04-26 2026-08-22 ok
pcm.pantone.com 2 2025-09-25 2026-08-25 ok
www.pcm.pantone.com 2 2025-09-25 2026-08-25 nxdomain
form.pantone.com 8 2026-04-29 2026-08-26 ok
go.pantone.com 9 2026-04-21 2026-09-18 ok
bcstaging-checkout-fr.pantone.com 9 2026-04-13 2026-08-09 ok
bcstaging-checkout-es.pantone.com 10 2026-04-12 2026-08-09 ok
bcstaging-checkout-it.pantone.com 10 2026-04-12 2026-08-09 ok
support.pantone.com 12 2026-05-03 2026-08-29 ok
checkout-eu.pantone.com 13 2026-04-09 2026-10-04 ok
bcstaging-checkout-eu.pantone.com 9 2026-04-20 2026-08-16 ok
www.pantone.com 5 2026-06-28 2026-09-28 ok

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