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.

48 hosts · 373 ms

HostCertsFirst seenLast seenDNS
cinemark.com 51 2026-04-10 2026-09-26 ok
*.cinemark.com 29 2026-05-16 2026-09-26 —
vpn1.cinemark.com 6 2025-09-10 2026-09-16 ok
www.vpn1.cinemark.com 6 2025-09-10 2026-09-16 nxdomain
vpn2.cinemark.com 2 2026-02-17 2026-04-20 ok
www.vpn2.cinemark.com 2 2026-02-17 2026-04-20 nxdomain
filedrop2.cinemark.com 1 2025-10-23 2025-10-23 ok
vpn3.cinemark.com 2 2026-01-13 2026-02-25 ok
www.vpn3.cinemark.com 2 2026-01-13 2026-02-25 nxdomain
filedrop3.cinemark.com 1 2025-10-23 2025-10-23 ok
vpn4.cinemark.com 3 2025-07-14 2026-07-15 ok
www.vpn4.cinemark.com 3 2025-07-14 2026-07-15 nxdomain
qasitea.cinemark.com 10 2026-04-10 2026-08-07 ok
devsitea.cinemark.com 12 2026-05-02 2026-08-27 ok
gcactivation.usa.cinemark.com 2 2026-01-08 2026-02-08 nxdomain
gcactivationtest.usa.cinemark.com 2 2026-01-08 2026-02-08 nxdomain
cinehub.cinemark.com 1 2026-07-14 2026-07-14 ok
brand.cinemark.com 1 2026-02-05 2026-02-05 ok
backstage.cinemark.com 1 2025-10-21 2025-10-21 ok
www.backstage.cinemark.com 1 2025-10-21 2025-10-21 nxdomain
essbase.cinemark.com 1 2026-04-23 2026-04-23 ok
www.essbase.cinemark.com 1 2026-04-23 2026-04-23 nxdomain
mywifi.cinemark.com 2 2025-11-12 2026-01-13 ok
www.mywifi.cinemark.com 2 2025-11-12 2026-01-13 nxdomain
gcactivation.cinemark.com 2 2026-01-08 2026-02-08 ok
www.gcactivation.cinemark.com 2 2026-01-08 2026-02-08 nxdomain
gethelp.cinemark.com 5 2026-05-14 2026-09-11 ok
test-gethelp.cinemark.com 5 2026-05-12 2026-09-09 ok
dev-gethelp.cinemark.com 5 2026-05-12 2026-09-09 ok
shop.cinemark.com 15 2026-05-05 2026-09-14 ok
account.shop.cinemark.com 1 2026-09-29 2026-09-29 ok
filedrop.cinemark.com 1 2025-10-23 2025-10-23 ok
www.filedrop.cinemark.com 1 2025-10-23 2025-10-23 nxdomain
refer.cinemark.com 5 2026-04-30 2026-08-26 ok
ir.cinemark.com 5 2026-05-12 2026-09-10 ok
officeupdates.cinemark.com 1 2026-02-25 2026-02-25 ok
www.officeupdates.cinemark.com 1 2026-02-25 2026-02-25 nxdomain
links.emails.cinemark.com 8 2026-05-16 2026-09-11 ok
locations.cinemark.com 8 2026-04-18 2026-08-14 ok
careers.cinemark.com 4 2025-11-23 2026-10-02 ok
www.careers.cinemark.com 1 2025-11-23 2025-11-23 nxdomain
investors.cinemark.com 5 2026-05-12 2026-09-10 ok
go.events.cinemark.com 10 2026-04-21 2026-09-18 ok
mft.cinemark.com 1 2025-10-23 2025-10-23 nxdomain
essbase-test.cinemark.com 1 2026-04-23 2026-04-23 ok
www.essbase-test.cinemark.com 1 2026-04-23 2026-04-23 nxdomain
gcactivationtest.cinemark.com 2 2026-01-08 2026-02-08 ok
fdgateway.cinemark.com 1 2025-10-23 2025-10-23 nxdomain

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