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.

16 hosts · 266 ms

HostCertsFirst seenLast seenDNS
ninjatransfers.com 16 2026-05-25 2026-10-04 ok
*.ninjatransfers.com 1 2026-01-19 2026-01-19 —
artwork-intelligence.ninjatransfers.com 1 2026-07-20 2026-07-20 nxdomain
api.ninjatransfers.com 2 2026-04-11 2026-09-11 ok
link.ninjatransfers.com 1 2026-02-04 2026-02-04 ok
trk.ninjatransfers.com 6 2026-07-16 2026-09-06 ok
hanzo.ninjatransfers.com 2 2025-10-01 2026-09-01 ok
ssactivewear.ninjatransfers.com 1 2026-01-15 2026-01-15 ok
ninja-catalog-builder.ninjatransfers.com 1 2026-07-16 2026-07-16 ok
rewards.ninjatransfers.com 6 2026-04-14 2026-10-06 ok
cdn.images.ninjatransfers.com 2 2026-03-05 2026-07-21 ok
mta-sts.ninjatransfers.com 3 2026-04-20 2026-07-19 ok
gangsheet.ninjatransfers.com 3 2026-03-02 2026-08-02 ok
fulfillment.ninjatransfers.com 4 2025-08-25 2026-09-07 ok
account.ninjatransfers.com 7 2026-04-21 2026-08-31 ok
www.ninjatransfers.com 15 2026-05-26 2026-10-04 ok

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