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.

57 hosts · 373 ms

HostCertsFirst seenLast seenDNS
netcraft.com 17 2025-08-08 2026-09-04 ok
*.netcraft.com 9 2025-08-08 2026-08-28 —
vcenter-misc.netcraft.com 1 2026-06-23 2026-06-23 nxdomain
www.vcenter-misc.netcraft.com 1 2026-06-23 2026-06-23 nxdomain
c2-cert-feed.netcraft.com 2 2025-09-21 2026-08-22 ok
audited.netcraft.com 2 2026-02-22 2026-07-10 ok
vcenter-prod.netcraft.com 1 2026-06-23 2026-06-23 nxdomain
www.vcenter-prod.netcraft.com 1 2026-06-23 2026-06-23 nxdomain
intelligence.netcraft.com 2 2025-08-27 2026-07-28 ok
*.intelligence.netcraft.com 2 2025-08-27 2026-07-28 —
domain-manage.netcraft.com 2 2026-04-29 2026-09-29 nodata
api.netcraft.com 2 2026-03-24 2026-08-24 ok
dmarc-api.netcraft.com 2 2026-04-29 2026-09-29 nodata
honeypot-log-api.netcraft.com 1 2025-12-02 2025-12-02 ok
honeypot-api.netcraft.com 1 2025-12-02 2025-12-02 nodata
*.api.netcraft.com 2 2026-03-24 2026-08-24 —
phone-call-control.netcraft.com 5 2026-04-27 2026-08-25 ok
dailyscan.netcraft.com 1 2025-12-08 2025-12-08 ok
report-admin.netcraft.com 3 2025-09-24 2026-08-25 nodata
web-beacon.netcraft.com 1 2026-01-19 2026-01-19 ok
*.web-beacon.netcraft.com 1 2026-01-19 2026-01-19 —
mirror2.extension.netcraft.com 2 2025-06-10 2026-05-10 ok
frauddetection.netcraft.com 2 2025-07-29 2026-06-29 ok
*.takedown.netcraft.com 2 2025-11-04 2026-10-05 —
info.netcraft.com 9 2026-05-31 2026-09-26 ok
sso.netcraft.com 3 2026-01-19 2026-07-29 ok
mcp.netcraft.com 2 2026-09-15 2026-09-15 ok
*.mcp.netcraft.com 2 2026-09-15 2026-09-15 —
app.netcraft.com 1 2025-12-21 2025-12-21 ok
*.app.netcraft.com 1 2025-12-21 2025-12-21 —
mirror.toolbar.netcraft.com 2 2025-06-10 2026-05-10 ok
form-filler.netcraft.com 2 2026-03-04 2026-07-20 ok
phone-control-server.netcraft.com 5 2026-04-27 2026-08-25 ok
docs.netcraft.com 17 2026-05-28 2026-09-24 ok
trends.netcraft.com 11 2026-04-19 2026-09-19 ok
credentials.netcraft.com 1 2026-01-26 2026-01-26 ok
searchdns.netcraft.com 13 2026-05-09 2026-09-04 ok
td.aws.netcraft.com 6 2026-06-03 2026-10-01 nodata
incident.netcraft.com 6 2026-05-04 2026-10-04 ok
*.incident.netcraft.com 2 2026-01-18 2026-01-29 —
report-admin-int.netcraft.com 3 2025-09-24 2026-08-25 nodata
account.netcraft.com 3 2026-01-19 2026-09-07 ok
repos.honeypot.netcraft.com 4 2026-06-07 2026-10-05 ok
scamalert.netcraft.com 1 2026-02-10 2026-02-10 ok
*.scamalert.netcraft.com 1 2026-02-10 2026-02-10 —
report.netcraft.com 1 2025-11-12 2025-11-12 ok
siem-report.netcraft.com 1 2025-12-02 2025-12-02 ok
trust.netcraft.com 14 2026-04-17 2026-09-30 ok
vcenter-dev.netcraft.com 1 2026-06-23 2026-06-23 nxdomain
www.vcenter-dev.netcraft.com 1 2026-06-23 2026-06-23 nxdomain
*.dev.netcraft.com 1 2025-12-11 2025-12-11 —
*.dyn.dev.netcraft.com 1 2025-12-11 2025-12-11 —
www.netcraft.com 45 2026-05-02 2026-09-01 ok
api.android-sandbox.netcraft.com 1 2026-02-09 2026-02-09 nodata
discovery.netcraft.com 1 2026-01-20 2026-01-20 ok
*.discovery.netcraft.com 1 2026-01-20 2026-01-20 —
try.netcraft.com 20 2026-05-10 2026-09-06 ok

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