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.

34 hosts · 372 ms

HostCertsFirst seenLast seenDNS
metlife.com.co 5 2025-12-12 2026-09-11 ok
CotizadorDM.metlife.com.co 1 2026-02-12 2026-02-12 —
tracking.cartera.metlife.com.co 4 2026-06-07 2026-10-03 ok
tracking.sac.metlife.com.co 4 2026-06-06 2026-10-02 ok
tracking.ce.metlife.com.co 5 2026-06-07 2026-10-03 ok
repositorioimg.metlife.com.co 1 2026-05-26 2026-05-26 ok
tracking.metlife.com.co 5 2026-06-07 2026-10-03 ok
api.metlife.com.co 2 2025-06-18 2026-06-26 nxdomain
m1.email.metlife.com.co 2 2025-11-27 2026-08-18 ok
res1.email.metlife.com.co 2 2025-11-27 2026-08-18 ok
t1.email.metlife.com.co 2 2025-11-27 2026-08-18 ok
m8.email.metlife.com.co 1 2026-08-18 2026-08-18 ok
res8.email.metlife.com.co 2 2026-08-18 2026-08-18 ok
t8.email.metlife.com.co 1 2026-08-18 2026-08-18 ok
web.email.metlife.com.co 1 2026-08-18 2026-08-18 nxdomain
securemail.metlife.com.co 1 2026-02-12 2026-02-12 nxdomain
m.metlife.com.co 6 2025-07-22 2025-12-10 ok
cotizadordm.metlife.com.co 1 2026-07-02 2026-07-02 ok
qa.cotizadordm.metlife.com.co 1 2026-02-10 2026-02-10 nxdomain
tracking.gm.metlife.com.co 4 2026-06-07 2026-10-03 ok
cmdpp.metlife.com.co 1 2026-05-26 2026-05-26 nxdomain
portal-lead-customer.metlife.com.co 5 2025-12-12 2026-07-31 ok
transferencias.metlife.com.co 2 2026-02-12 2026-05-26 ok
services.metlife.com.co 1 2026-05-26 2026-05-26 ok
portalclientes.metlife.com.co 1 2026-02-23 2026-02-23 ok
sgs.metlife.com.co 2 2026-02-12 2026-05-26 ok
tracking.opsit.metlife.com.co 4 2026-06-07 2026-10-03 ok
salespilot.metlife.com.co 5 2025-09-21 2026-03-17 nodata
qa.salespilot.metlife.com.co 1 2025-12-22 2025-12-22 nxdomain
risc.salespilot.metlife.com.co 1 2025-09-21 2025-09-21 ok
sisc.salespilot.metlife.com.co 2 2025-09-21 2026-05-26 ok
www.metlife.com.co 8 2025-07-22 2026-09-08 ok
greenap.www.metlife.com.co 2 2025-10-14 2025-10-14 nxdomain
greenus.www.metlife.com.co 2 2025-10-14 2025-10-14 nxdomain

Programmatic access, with DNS A records: API GET /v1/hosts/metlife.com.co (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/metlife.com.co.