Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

25 hosts · 222 ms

HostCertsFirst seenLast seen
nu.com.mx 19 2025-06-21 2026-09-24
*.nu.com.mx 19 2025-06-21 2026-09-24
prdfinac.nu.com.mx 2 2026-06-29 2026-09-15
stgfinac.nu.com.mx 3 2026-06-29 2026-09-14
portal-mx.noc.nu.com.mx 5 2025-08-06 2026-08-17
comunidad.nu.com.mx 5 2026-04-28 2026-08-26
recommend.nu.com.mx 1 2026-01-18 2026-01-18
data-plane-01.avalanche.nu.com.mx 3 2026-04-15 2026-09-15
*.data-plane-01.avalanche.nu.com.mx 3 2026-04-15 2026-09-15
control-plane-01.avalanche.nu.com.mx 2 2026-08-12 2026-08-12
*.control-plane-01.avalanche.nu.com.mx 2 2026-08-12 2026-08-12
prod-waf.nu.com.mx 10 2026-05-09 2026-09-04
*.prod-waf.nu.com.mx 10 2026-05-09 2026-09-04
staging-waf.nu.com.mx 8 2026-05-09 2026-09-05
*.staging-waf.nu.com.mx 8 2026-05-09 2026-09-05
marketing.nu.com.mx 1 2025-12-28 2025-12-28
*.marketing.nu.com.mx 1 2025-12-28 2025-12-28
blog.nu.com.mx 3 2026-04-19 2026-08-21
www.blog.nu.com.mx 3 2026-04-19 2026-08-21
staging-maxwell.nu.com.mx 2 2025-06-16 2026-05-17
prod-proxy-dimo.nu.com.mx 1 2026-06-26 2026-06-26
staging-proxy-dimo.nu.com.mx 1 2026-06-26 2026-06-26
staging-ibmmq.nu.com.mx 3 2025-10-07 2026-10-01
prod-global-arcus-client.nu.com.mx 1 2026-06-16 2026-06-16
content.nu.com.mx 1 2025-12-02 2025-12-02

Programmatic access: API GET /v1/hosts/nu.com.mx (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/nu.com.mx.