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.

65 hosts · 305 ms

HostCertsFirst seenLast seenDNS
payback.at 3 2025-12-17 2026-09-16 ok
cdn2.payback.at 1 2025-11-17 2025-11-17 ok
e1et-cdn2.payback.at 1 2025-11-17 2025-11-17 ok
newsletter2.payback.at 2 2025-12-15 2025-12-15 ok
kampagne3.payback.at 2 2026-02-04 2026-02-04 ok
e1et-kampagne3.payback.at 2 2026-02-04 2026-02-04 ok
kampagne4.payback.at 3 2026-03-16 2026-09-14 ok
cms.kampagne4.payback.at 5 2026-03-16 2026-09-14 ok
cdn4.payback.at 1 2025-11-19 2025-11-19 ok
cdn5.payback.at 1 2026-02-11 2026-02-11 ok
e1et-cdn5.payback.at 1 2026-02-11 2026-02-11 ok
cdn6.payback.at 2 2025-09-02 2026-09-11 ok
e1et-cdn6.payback.at 2 2025-09-03 2026-09-11 ok
cdn8.payback.at 2 2025-07-28 2026-07-22 ok
e1et-cdn8.payback.at 3 2025-07-25 2026-07-21 ok
elastic.intra.payback.at 1 2025-11-17 2025-11-17 nxdomain
e1et-elastic.intra.payback.at 1 2025-11-17 2025-11-17 nxdomain
mw-beta.payback.at 1 2025-10-16 2025-10-16 ok
bargeld.payback.at 3 2026-02-26 2026-08-14 ok
e1et-bargeld.payback.at 3 2025-08-07 2026-08-18 ok
maintenance.payback.at 2 2026-07-22 2026-07-22 ok
stage.payback.at 2 2025-12-15 2025-12-15 ok
e1et-stage.payback.at 3 2025-08-07 2026-08-18 ok
mobile.payback.at 4 2025-09-15 2026-09-23 ok
e1et-mobile.payback.at 4 2026-03-12 2026-09-08 ok
mw-beta-api.payback.at 2 2026-02-19 2026-02-19 ok
mw-int-api.payback.at 1 2026-02-19 2026-02-19 nxdomain
mw-api.payback.at 2 2026-02-19 2026-02-19 ok
opsgui.payback.at 2 2025-12-15 2025-12-15 nxdomain
adsdk.payback.at 2 2026-08-12 2026-08-12 ok
e1et-services-dm.payback.at 1 2025-12-16 2025-12-16 ok
services-ext-dm.payback.at 1 2026-01-15 2026-01-15 ok
praemien.payback.at 3 2026-02-26 2026-08-14 ok
e1et-praemien.payback.at 1 2025-10-24 2025-10-24 ok
campaign.payback.at 1 2025-12-16 2025-12-16 nxdomain
e1et-campaign.payback.at 2 2025-07-25 2026-07-17 nxdomain
shop.payback.at 1 2026-09-14 2026-09-14 ok
cmeditor.payback.at 2 2025-12-15 2025-12-15 ok
e1et-cmeditor.payback.at 4 2025-08-07 2026-08-18 ok
as.payback.at 1 2026-05-12 2026-05-12 ok
smetrics.payback.at 2 2026-02-10 2026-02-10 ok
services.payback.at 1 2025-12-15 2025-12-15 ok
e1et-services.payback.at 2 2025-07-17 2026-07-17 ok
images.payback.at 4 2025-09-15 2026-09-23 ok
stage-images.payback.at 2 2025-12-15 2025-12-15 ok
e1et-stage-images.payback.at 3 2025-08-07 2026-08-18 ok
e1et-images.payback.at 6 2026-03-12 2026-09-08 ok
is.payback.at 1 2026-05-12 2026-05-12 ok
pos.payback.at 1 2025-11-25 2025-11-25 ok
e1et-pos.payback.at 1 2025-11-25 2025-11-25 ok
dbt.payback.at 1 2026-05-12 2026-05-12 ok
e1et.payback.at 2 2026-02-10 2026-02-10 ok
spielewelt.payback.at 1 2026-05-11 2026-05-11 ok
sandbox-spielewelt.payback.at 1 2026-05-11 2026-05-11 ok
mw-int.payback.at 1 2025-10-16 2025-10-16 ok
ccint.payback.at 1 2025-12-15 2025-12-15 ok
e1et-ccint.payback.at 2 2025-07-25 2026-07-17 ok
boint.payback.at 1 2025-12-15 2025-12-15 nxdomain
e1et-boint.payback.at 2 2025-07-25 2026-07-17 nxdomain
vt.payback.at 1 2026-05-12 2026-05-12 ok
campaign22vt.payback.at 3 2025-07-03 2026-07-01 ok
services-ext.payback.at 1 2026-04-28 2026-04-28 ok
mw.payback.at 1 2025-10-16 2025-10-16 ok
www.payback.at 2 2025-12-17 2025-12-17 ok
e1et-www.payback.at 3 2025-08-07 2026-08-19 ok

Programmatic access, with DNS A records: API GET /v1/hosts/payback.at (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/payback.at.