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.

57 hosts · 273 ms

HostCertsFirst seenLast seenDNS
oir.ie 6 2025-06-18 2026-06-23 ok
*.oir.ie 2 2025-06-26 2026-06-23 —
prelive-dlqa.oir.ie 1 2026-04-02 2026-04-02 nxdomain
bpt-committeessd.oir.ie 1 2026-03-23 2026-03-23 nxdomain
kaleidoscope.oir.ie 2 2025-07-04 2026-07-22 nxdomain
secure.oir.ie 1 2025-11-27 2025-11-27 nxdomain
aislinnapi-prelive.oir.ie 2 2026-05-04 2026-08-19 nxdomain
aislinn-prelive.oir.ie 2 2026-04-09 2026-08-01 ok
prelive-committeemeeting.oir.ie 1 2026-04-15 2026-04-15 nxdomain
bpt-api-committeesinmeeting.oir.ie 1 2026-03-18 2026-03-18 nxdomain
test-api-committeesinmeeting.oir.ie 1 2026-03-21 2026-03-21 nxdomain
dev-api-committeesinmeeting.oir.ie 1 2026-03-21 2026-03-21 nxdomain
bpt-committeesinmeeting.oir.ie 1 2026-03-17 2026-03-17 nxdomain
test-committeesinmeeting.oir.ie 1 2026-03-21 2026-03-21 nxdomain
dev-committeesinmeeting.oir.ie 1 2026-03-21 2026-03-21 nxdomain
bpt-rannog.oir.ie 1 2026-03-23 2026-03-23 nxdomain
prelive-committeemeetingapi.oir.ie 1 2026-04-14 2026-04-14 nxdomain
prelive-dlapi.oir.ie 1 2026-04-26 2026-04-26 nxdomain
prelive-bcrapi.oir.ie 1 2026-04-06 2026-04-06 nxdomain
secureportal.oir.ie 1 2025-11-27 2025-11-27 nxdomain
prelive-dlportal.oir.ie 1 2026-04-20 2026-04-20 nxdomain
dasxml.oir.ie 2 2025-09-12 2026-09-18 nxdomain
prelive-proceduralsystem.oir.ie 1 2026-04-21 2026-04-21 nxdomain
bpt-proceduralsystem.oir.ie 1 2026-03-21 2026-03-21 nxdomain
test-proceduralsystem.oir.ie 3 2026-03-22 2026-03-22 nxdomain
prelive-billsadmin.oir.ie 1 2026-04-20 2026-04-20 nxdomain
bpt-billsadmin.oir.ie 1 2026-03-22 2026-03-22 nxdomain
prelive-dpaccessadmin.oir.ie 1 2026-04-03 2026-04-03 nxdomain
dlsubmission.oir.ie 3 2026-02-16 2026-09-30 ok
prelive-dlsubmission.oir.ie 1 2026-04-21 2026-04-21 nxdomain
prelive-dlintsubmission.oir.ie 1 2026-04-20 2026-04-20 nxdomain
prelive-committeeadministration.oir.ie 1 2026-04-02 2026-04-02 nxdomain
prelive-bcr.oir.ie 1 2026-04-17 2026-04-17 nxdomain
bpt-api-bcr.oir.ie 1 2026-03-30 2026-03-30 nxdomain
dev-bcr.oir.ie 1 2026-03-21 2026-03-21 nxdomain
pqmanager.oir.ie 1 2026-07-29 2026-07-29 ok
prelive-submissions.oir.ie 1 2026-04-09 2026-04-09 nxdomain
bpt-submissions.oir.ie 1 2026-03-16 2026-03-16 nxdomain
test-submissions.oir.ie 1 2026-03-20 2026-03-20 nxdomain
prelive-motions.oir.ie 1 2026-04-08 2026-04-08 nxdomain
prelive-api-motions.oir.ie 1 2026-04-03 2026-04-03 nxdomain
bpt-api-motions.oir.ie 1 2026-03-16 2026-03-16 nxdomain
test-api-motions.oir.ie 1 2026-03-21 2026-03-21 nxdomain
dev-api-motions.oir.ie 1 2026-03-31 2026-03-31 nxdomain
bpt-motions.oir.ie 1 2026-03-24 2026-03-24 nxdomain
test-motions.oir.ie 1 2026-03-21 2026-03-21 nxdomain
dev-motions.oir.ie 1 2026-03-22 2026-03-22 nxdomain
dpaccess.oir.ie 3 2026-02-16 2026-09-30 ok
prelive-dpaccess.oir.ie 1 2026-04-03 2026-04-03 nxdomain
dasxml-uat.oir.ie 1 2026-08-06 2026-08-06 nxdomain
connectingcontent.oir.ie 2 2026-06-26 2026-06-26 nxdomain
ddorst.oir.ie 1 2026-01-13 2026-01-13 nxdomain
pdorst.oir.ie 2 2025-08-19 2026-07-06 nxdomain
udorst.oir.ie 2 2025-08-13 2026-07-06 nxdomain
prelive-dlapi-ext.oir.ie 1 2026-04-20 2026-04-20 nxdomain
www.oir.ie 2 2025-07-16 2026-06-16 ok
ddgateway.oir.ie 2 2025-07-01 2026-07-21 ok

Programmatic access, with DNS A records: API GET /v1/hosts/oir.ie (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/oir.ie.