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.

22 hosts · 236 ms

HostCertsFirst seenLast seen
netcraft.solutions 18 2026-04-29 2026-10-07
*.netcraft.solutions 2 2026-10-07 2026-10-07
b2b.netcraft.solutions 4 2026-06-08 2026-10-12
oob.netcraft.solutions 1 2026-04-29 2026-04-29
www.oob.netcraft.solutions 1 2026-04-29 2026-04-29
nextcloud.netcraft.solutions 1 2025-12-14 2025-12-14
www.nextcloud.netcraft.solutions 1 2025-12-14 2025-12-14
lighthouse.netcraft.solutions 3 2025-08-13 2026-08-30
www.lighthouse.netcraft.solutions 3 2025-08-13 2026-08-30
wiki.netcraft.solutions 10 2026-08-26 2026-10-10
vpn.netcraft.solutions 1 2025-09-11 2025-09-11
www.vpn.netcraft.solutions 1 2025-09-11 2025-09-11
gp.netcraft.solutions 1 2026-04-29 2026-04-29
www.gp.netcraft.solutions 1 2026-04-29 2026-04-29
jump.netcraft.solutions 1 2026-06-16 2026-06-16
ftp.netcraft.solutions 1 2025-08-13 2025-08-13
www.ftp.netcraft.solutions 1 2025-08-13 2025-08-13
nms.netcraft.solutions 21 2026-04-21 2026-09-06
3cxreports.netcraft.solutions 5 2026-05-06 2026-09-04
gw.netcraft.solutions 1 2026-04-29 2026-04-29
www.gw.netcraft.solutions 1 2026-04-29 2026-04-29
www.netcraft.solutions 7 2026-04-28 2026-08-25

Programmatic access: API GET /v1/hosts/netcraft.solutions (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/netcraft.solutions.