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.

25 hosts · 264 ms

HostCertsFirst seenLast seenDNS
colectivo.com 90 2026-03-05 2026-10-03 ok
*.colectivo.com 18 2026-03-05 2026-09-27 —
scorecard.colectivo.com 8 2026-05-10 2026-09-05 ok
bridge.colectivo.com 2 2026-08-18 2026-08-18 ok
*.bridge.colectivo.com 2 2026-08-18 2026-08-18 —
items.bridge.colectivo.com 2 2026-07-06 2026-07-06 ok
*.items.bridge.colectivo.com 2 2026-07-06 2026-07-06 —
itemtoggle.colectivo.com 8 2026-05-03 2026-08-29 ok
*.itemtoggle.colectivo.com 8 2026-05-03 2026-08-29 —
apptoggle.colectivo.com 6 2026-05-19 2026-09-14 ok
appordertoggle.colectivo.com 8 2026-05-19 2026-09-14 ok
itemschedule.colectivo.com 10 2026-04-27 2026-08-23 ok
*.itemschedule.colectivo.com 10 2026-04-27 2026-08-23 —
pulse.colectivo.com 2 2026-10-03 2026-10-03 ok
*.pulse.colectivo.com 2 2026-10-03 2026-10-03 —
techmon.colectivo.com 8 2026-05-22 2026-09-18 ok
*.techmon.colectivo.com 8 2026-05-22 2026-09-18 —
expo.colectivo.com 6 2026-05-28 2026-09-23 ok
*.expo.colectivo.com 6 2026-05-28 2026-09-23 —
shop.colectivo.com 16 2026-05-23 2026-10-02 ok
orders.colectivo.com 15 2026-04-19 2026-10-03 ok
careers.colectivo.com 2 2025-07-17 2026-06-17 ok
status.colectivo.com 22 2026-04-13 2026-08-19 ok
shopaccount.colectivo.com 2 2026-08-04 2026-10-03 ok
www.colectivo.com 19 2026-04-20 2026-10-02 ok

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