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.

20 hosts · 390 ms

HostCertsFirst seenLast seenDNS
axerosolutions.com 12 2025-09-09 2026-08-29 ok
*.axerosolutions.com 1 2025-09-09 2025-09-09 —
my2.axerosolutions.com 6 2026-06-04 2026-10-01 nxdomain
licensing.axerosolutions.com 5 2026-06-06 2026-10-03 ok
wopi.axerosolutions.com 2 2026-02-24 2026-06-16 ok
crm.axerosolutions.com 4 2026-02-18 2026-10-04 ok
website-migration.axerosolutions.com 6 2026-04-23 2026-05-01 nxdomain
info.axerosolutions.com 10 2026-04-24 2026-08-19 ok
cpq.axerosolutions.com 13 2026-05-19 2026-09-15 ok
aws-cis.axerosolutions.com 5 2026-05-13 2026-09-08 nxdomain
proposals.axerosolutions.com 5 2026-05-24 2026-08-22 ok
status.axerosolutions.com 4 2026-04-15 2026-08-14 ok
thethread-status.axerosolutions.com 5 2026-04-30 2026-08-27 ok
meet.axerosolutions.com 14 2026-04-23 2026-08-20 ok
dev.axerosolutions.com 7 2026-04-29 2026-08-31 ok
licensing-dev.axerosolutions.com 3 2026-02-18 2026-10-02 ok
crm-dev.axerosolutions.com 3 2026-02-18 2026-10-02 ok
www.axerosolutions.com 7 2026-05-01 2026-08-29 ok
my.axerosolutions.com 6 2026-06-04 2026-10-01 ok
chat.my.axerosolutions.com 6 2026-04-20 2026-10-03 ok

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