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.

44 hosts · 548 ms

HostCertsFirst seenLast seenDNS
gapfactory.com 2 2026-02-05 2026-07-28 ok
tiqc.gapfactory.com 3 2026-06-06 2026-08-11 ok
azeus-ecom-api.live.prod.gapfactory.com 2 2026-06-02 2026-06-02 nxdomain
secure-azeus-ecom-api.live.prod.gapfactory.com 2 2026-06-02 2026-06-02 nxdomain
internal-azeus-ecom-api.live.prod.gapfactory.com 2 2026-06-02 2026-06-02 nxdomain
secure-internal-azeus-ecom-api.live.prod.gapfactory.com 2 2026-06-02 2026-06-02 nxdomain
secure-origin-azeus-ecom-api.live.prod.gapfactory.com 2 2026-06-02 2026-06-02 nxdomain
azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
cella-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
secure-cella-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
cellb-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
secure-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
internal-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
secure-internal-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
origin-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 ok
secure-origin-azeus-www.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 ok
azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
cella-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
secure-cella-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
cellb-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
secure-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
internal-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
secure-internal-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 nxdomain
origin-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 ok
secure-origin-azeus-bananarepublicfactory.live.prod.gapfactory.com 2 2026-05-26 2026-05-26 ok
origin-azeus-www.live.gapfactory.com 2 2026-05-26 2026-05-26 ok
origin-azeus-bananarepublicfactory.live.gapfactory.com 2 2026-05-26 2026-05-26 ok
auth.gapfactory.com 7 2026-05-18 2026-09-25 nxdomain
stage.auth.gapfactory.com 7 2026-04-15 2026-09-25 nxdomain
mi.gapfactory.com 4 2026-04-13 2026-09-02 ok
api.gapfactory.com 11 2025-07-09 2026-09-25 ok
stage.api.gapfactory.com 7 2025-07-08 2026-08-27 ok
pci.api.gapfactory.com 4 2025-07-09 2026-08-25 nxdomain
image.email.gapfactory.com 4 2025-07-09 2026-09-10 ok
click.email.gapfactory.com 1 2026-02-02 2026-02-02 ok
view.email.gapfactory.com 1 2026-02-02 2026-02-02 ok
cp.gapfactory.com 9 2026-04-09 2026-09-20 ok
securemetrics.gapfactory.com 6 2026-02-05 2026-09-28 ok
content.gapfactory.com 2 2026-03-05 2026-03-05 ok
sv.gapfactory.com 4 2026-03-27 2026-09-14 ok
www.gapfactory.com 3 2026-02-05 2026-05-26 ok
secure-www.gapfactory.com 3 2026-02-05 2026-05-26 ok
bananarepublicfactory.gapfactory.com 3 2026-02-05 2026-05-26 ok
secure-bananarepublicfactory.gapfactory.com 3 2026-02-05 2026-05-26 ok

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