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.

31 hosts · 356 ms

HostCertsFirst seenLast seenDNS
activtrades.com 27 2026-03-26 2026-09-28 ok
*.activtrades.com 20 2026-03-26 2026-09-28 —
stage-lp1.activtrades.com 4 2026-04-13 2026-08-12 ok
test-lp1.activtrades.com 3 2026-06-10 2026-08-09 ok
activtrades-plc.activtrades.com 3 2026-06-03 2026-08-24 ok
staging-activtrades-plc.activtrades.com 3 2026-05-24 2026-08-15 ok
test-activtrades-plc.activtrades.com 3 2026-05-24 2026-08-15 ok
activtrades-vc.activtrades.com 4 2026-04-28 2026-07-20 ok
staging-activtrades-vc.activtrades.com 4 2026-04-28 2026-07-20 ok
test-activtrades-vc.activtrades.com 4 2026-04-28 2026-07-20 ok
trade.activtrades.com 5 2026-05-22 2026-09-20 ok
maintenancepage.activtrades.com 8 2026-04-25 2026-08-21 ok
ibtracking.activtrades.com 8 2026-05-15 2026-09-10 ok
afftracking.activtrades.com 10 2026-05-15 2026-09-10 ok
portal.activtrades.com 2 2026-02-23 2026-07-13 ok
homol-portal.activtrades.com 2 2026-02-10 2026-07-04 ok
cadastro.activtrades.com 10 2026-05-26 2026-09-21 ok
helpsitemap.activtrades.com 7 2026-05-10 2026-09-05 ok
lp.activtrades.com 2 2026-08-07 2026-10-06 ok
help.activtrades.com 4 2026-04-15 2026-08-13 ok
activtrades-corp.activtrades.com 3 2026-06-02 2026-08-24 ok
staging-activtrades-corp.activtrades.com 3 2026-05-25 2026-08-16 ok
test-activtrades-corp.activtrades.com 3 2026-05-25 2026-08-16 ok
ss.activtrades.com 3 2026-05-08 2026-08-25 ok
mkt.activtrades.com 7 2026-05-24 2026-09-20 ok
activtrades-eu.activtrades.com 3 2026-06-02 2026-08-23 ok
staging-activtrades-eu.activtrades.com 3 2026-05-25 2026-08-16 ok
test-activtrades-eu.activtrades.com 3 2026-05-25 2026-08-16 ok
activtrades-mu.activtrades.com 3 2026-06-23 2026-09-14 ok
staging-activtrades-mu.activtrades.com 3 2026-06-23 2026-09-15 ok
test-activtrades-mu.activtrades.com 3 2026-06-02 2026-08-23 ok

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