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.

17 hosts · 338 ms

HostCertsFirst seenLast seenDNS
africhange.com 17 2026-04-16 2026-09-06 ok
*.africhange.com 17 2026-04-16 2026-09-06 —
netbird-01.africhange.com 2 2026-06-10 2026-06-10 ok
uk-preprod-web-8737398.africhange.com 1 2026-09-14 2026-09-14 ok
blog.africhange.com 7 2026-06-19 2026-09-27 ok
africash.africhange.com 3 2026-07-02 2026-08-31 ok
staging-idp-uk.africhange.com 2 2026-09-07 2026-09-07 ok
test-idp-uk.africhange.com 1 2026-08-17 2026-08-17 ok
auth-admin-preprod.internal.africhange.com 1 2026-09-09 2026-09-09 nodata
auth-admin.internal.africhange.com 1 2026-09-09 2026-09-09 nodata
campaign.africhange.com 3 2026-07-02 2026-08-31 ok
staging-idp.africhange.com 1 2026-09-07 2026-09-07 ok
test-idp.africhange.com 1 2026-08-17 2026-08-17 ok
staging-idp-business.africhange.com 1 2026-10-05 2026-10-05 ok
mta-sts.africhange.com 5 2026-05-30 2026-09-27 ok
support.africhange.com 5 2026-05-14 2026-09-11 ok
workflow.africhange.com 2 2026-07-08 2026-07-08 ok

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