Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

15 hosts · 208 ms

Download CSV
HostCertsFirst seenLast seen
pom.be 10 2025-09-18 2026-08-29
*.pom.be 28 2025-08-04 2026-10-13
kibana.pom.be 3 2026-07-06 2026-10-07
bnb.pom.be 5 2026-05-12 2026-09-09
*.prd.pom.be 3 2026-04-16 2026-09-17
*.api.pom.be 13 2025-08-04 2026-07-08
dl.pom.be 5 2026-05-02 2026-09-07
tunnel.pom.be 4 2026-05-22 2026-07-22
confirm.pom.be 4 2026-04-20 2026-08-18
t.pom.be 4 2026-06-17 2026-10-15
*.uat.pom.be 5 2026-04-02 2026-09-16
*.dev.pom.be 3 2026-03-20 2026-09-14
www.pom.be 10 2026-05-05 2026-08-31
*.sbx.pom.be 1 2026-05-19 2026-05-19
community.pom.be 5 2026-05-06 2026-09-03

Programmatic access: API GET /v1/hosts/pom.be (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/pom.be.