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.

26 hosts · 586 ms

HostCertsFirst seenLast seenDNS
nexpublica.com 7 2026-04-28 2026-08-22 ok
ba-wab-adista.nexpublica.com 5 2026-07-28 2026-09-26 nxdomain
ba-wam-adista.nexpublica.com 5 2026-07-27 2026-09-25 ok
jira.cloud.nexpublica.com 2 2026-03-05 2026-07-21 ok
confluence.cloud.nexpublica.com 2 2026-03-05 2026-07-21 ok
marketing.nexpublica.com 10 2026-05-22 2026-09-17 ok
blog.nexpublica.com 9 2026-05-23 2026-09-19 ok
suivi.nexpublica.com 8 2026-05-22 2026-09-18 ok
servicedesk.nexpublica.com 4 2026-04-18 2026-08-16 ok
rdesk.nexpublica.com 5 2026-05-30 2026-09-27 ok
support-dl.nexpublica.com 7 2026-06-29 2026-09-25 ok
logiciels-supplychain.nexpublica.com 5 2026-04-28 2026-08-22 ok
transfert-admin.nexpublica.com 5 2026-04-29 2026-08-27 ok
communication.nexpublica.com 9 2026-05-22 2026-09-17 ok
webinfo.nexpublica.com 5 2026-04-29 2026-08-27 ok
sftp-app.nexpublica.com 5 2026-05-05 2026-09-02 ok
mantis.es.nexpublica.com 4 2026-04-20 2026-08-18 ok
logs.nexpublica.com 4 2026-04-09 2026-08-07 ok
transfert.nexpublica.com 5 2026-05-01 2026-08-29 ok
support.nexpublica.com 5 2026-04-29 2026-08-27 ok
assistance-support.nexpublica.com 6 2026-07-27 2026-09-25 ok
doc.bdu.nexpublica.com 1 2025-10-08 2025-10-08 ok
www.doc.bdu.nexpublica.com 1 2025-10-08 2025-10-08 nxdomain
www.nexpublica.com 7 2026-04-28 2026-08-22 ok
jira.sandbox.nexpublica.com 2 2026-03-03 2026-07-19 ok
confluence.sandbox.nexpublica.com 2 2026-03-05 2026-07-21 ok

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