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.

23 hosts · 343 ms

HostCertsFirst seenLast seenDNS
getapril.com 9 2025-09-15 2026-09-17 ok
*.getapril.com 4 2025-09-15 2026-09-17 —
tax-kb-mcp-preprod.getapril.com 3 2026-06-27 2026-08-27 ok
marketing.getapril.com 1 2025-07-27 2025-07-27 nodata
blog.getapril.com 18 2026-06-02 2026-09-28 ok
feedback.getapril.com 10 2026-05-05 2026-09-01 ok
portal.getapril.com 5 2026-05-12 2026-09-13 ok
go.getapril.com 8 2026-04-22 2026-08-18 ok
tax-kb-mcp.getapril.com 1 2026-06-27 2026-06-27 nxdomain
help.getapril.com 10 2026-05-08 2026-09-03 ok
*.viewfinder-exp.getapril.com 1 2026-09-24 2026-09-24 —
*.viewfinder.getapril.com 1 2026-09-24 2026-09-24 —
developer.getapril.com 14 2026-04-17 2026-08-14 ok
clicks.getapril.com 3 2026-05-16 2026-09-03 ok
partners.getapril.com 1 2025-07-09 2025-07-09 nodata
mta-sts.getapril.com 5 2026-05-20 2026-09-21 ok
status.getapril.com 4 2026-04-10 2026-08-08 ok
trust.getapril.com 5 2026-04-20 2026-10-03 ok
storybook-dashboard-dev.getapril.com 5 2026-04-23 2026-08-21 ok
june-dev.getapril.com 3 2026-04-26 2026-08-15 ok
www.getapril.com 5 2026-05-07 2026-09-09 ok
pay.getapril.com 3 2025-08-28 2026-07-30 ok
www.pay.getapril.com 3 2025-08-28 2026-07-30 nxdomain

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