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.

33 hosts · 412 ms

HostCertsFirst seenLast seenDNS
stafftraveler.com 19 2026-04-25 2026-09-19 ok
*.stafftraveler.com 14 2026-04-25 2026-09-19 —
admin2.stafftraveler.com 4 2026-04-11 2026-08-12 ok
dashboard.stafftraveler.com 5 2026-05-12 2026-09-13 ok
share.stafftraveler.com 5 2026-05-25 2026-09-26 ok
api.stafftraveler.com 5 2026-04-29 2026-10-07 ok
purchase-api.stafftraveler.com 5 2026-04-16 2026-09-25 ok
marketing-api.stafftraveler.com 3 2026-05-12 2026-08-27 ok
flightsearch-api.stafftraveler.com 3 2026-05-09 2026-08-30 ok
admin-api.stafftraveler.com 3 2026-05-07 2026-08-27 ok
loads-prediction-api.stafftraveler.com 5 2026-04-27 2026-10-05 ok
schnautzer-api.stafftraveler.com 2 2026-06-22 2026-08-14 ok
loads-api.stafftraveler.com 5 2026-04-22 2026-09-28 ok
fids-api.stafftraveler.com 3 2026-04-30 2026-08-18 ok
status-internal.stafftraveler.com 5 2026-05-06 2026-09-09 ok
carrental.stafftraveler.com 5 2026-04-24 2026-08-24 ok
admin.stafftraveler.com 5 2026-04-23 2026-08-25 ok
shop.stafftraveler.com 11 2026-04-13 2026-09-24 ok
app.stafftraveler.com 4 2026-04-16 2026-08-17 ok
route-explorer.stafftraveler.com 3 2026-07-21 2026-09-15 ok
images.stafftraveler.com 3 2026-05-16 2026-09-05 ok
deliverables.stafftraveler.com 2 2026-05-13 2026-05-13 ok
links.stafftraveler.com 5 2026-04-22 2026-08-20 ok
hooks.stafftraveler.com 3 2026-05-07 2026-08-25 ok
purchase-hooks.stafftraveler.com 5 2026-04-16 2026-09-28 ok
webhooks.stafftraveler.com 3 2026-05-07 2026-08-25 ok
hotels.stafftraveler.com 2 2025-08-27 2026-07-28 ok
logos.stafftraveler.com 3 2026-05-22 2026-09-10 ok
ambassadors.stafftraveler.com 2 2026-06-18 2026-06-18 ok
esimambassadors.stafftraveler.com 3 2026-06-19 2026-08-20 ok
status.stafftraveler.com 4 2026-05-08 2026-09-08 ok
support.stafftraveler.com 5 2026-05-01 2026-09-04 ok
esim-support.stafftraveler.com 5 2026-05-01 2026-09-03 ok

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