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.

66 hosts · 390 ms

HostCertsFirst seenLast seenDNS
spaceship.com 6 2026-03-16 2026-09-17 ok
service.spaceship.com 4 2025-10-09 2026-09-08 nodata
*.service.spaceship.com 4 2025-10-09 2026-09-08 —
externalapigatewayncv2.service.spaceship.com 2 2026-09-02 2026-09-02 ok
sharedhostinginfra.service.spaceship.com 10 2026-06-15 2026-08-21 ok
id.service.spaceship.com 22 2026-04-11 2026-08-21 ok
swapi-e2e.service.spaceship.com 20 2026-04-11 2026-08-21 ok
verificationselfservice.service.spaceship.com 6 2026-08-13 2026-08-21 ok
embedded-commerce.service.spaceship.com 10 2026-05-03 2026-08-21 ok
ssledge.service.spaceship.com 22 2026-04-24 2026-08-21 ok
iterable.service.spaceship.com 26 2026-04-11 2026-08-21 ok
privateemailmobile.service.spaceship.com 2 2026-08-26 2026-08-26 ok
spacemailcore.service.spaceship.com 10 2026-05-11 2026-08-21 ok
phrase.service.spaceship.com 18 2026-04-11 2026-08-21 ok
extendifylicense.service.spaceship.com 12 2026-06-06 2026-08-21 ok
freecertificate.service.spaceship.com 12 2026-05-01 2026-08-21 ok
cpanelsharedhosting.service.spaceship.com 20 2026-04-12 2026-08-21 ok
riskmanagementrulesapi.service.spaceship.com 12 2026-05-18 2026-08-21 ok
privateemail.service.spaceship.com 18 2026-04-16 2026-08-21 ok
externalautossl.service.spaceship.com 22 2026-04-10 2026-08-21 ok
stripeprovisioning-integration.service.spaceship.com 14 2026-06-08 2026-08-21 ok
domainauction-integration.service.spaceship.com 14 2026-05-22 2026-08-21 ok
pricecomparison.service.spaceship.com 10 2026-05-17 2026-08-21 ok
externalaftermarket-gateway-sedo.service.spaceship.com 12 2026-04-24 2026-08-21 ok
comodo.service.spaceship.com 20 2026-04-11 2026-08-21 ok
emailenforcement-namecheap.service.spaceship.com 6 2026-07-03 2026-08-21 ok
gpt-namecheap-mcp.service.spaceship.com 14 2026-05-18 2026-08-21 ok
gpt-mcp.service.spaceship.com 16 2026-06-06 2026-08-21 ok
cpanelautobackup.service.spaceship.com 16 2026-04-20 2026-08-21 ok
websitebuilder.service.spaceship.com 12 2026-05-19 2026-08-21 ok
starlight-wanguard-notifier.service.spaceship.com 12 2026-05-08 2026-08-21 ok
starlight-usermetrics-alertnotifier.service.spaceship.com 14 2026-05-22 2026-08-21 ok
ngdns.service.spaceship.com 14 2026-05-15 2026-08-21 ok
emailoperations.service.spaceship.com 2 2026-09-02 2026-09-02 ok
marketplacestats.service.spaceship.com 22 2026-04-17 2026-08-21 ok
emailenforcement.service.spaceship.com 6 2026-07-03 2026-08-21 ok
dnsscout.service.spaceship.com 14 2026-05-14 2026-08-21 ok
ssl-acme-gateway.service.spaceship.com 2 2026-10-06 2026-10-06 ok
domaindropzone-gateway.service.spaceship.com 12 2026-05-19 2026-08-21 ok
ssl-edge-controller-gateway.service.spaceship.com 22 2026-04-24 2026-08-21 ok
ssl-certificate-authority-gateway.service.spaceship.com 20 2026-04-13 2026-08-21 ok
hostinglinkeddomainauthgateway.service.spaceship.com 22 2026-04-13 2026-08-21 ok
hostingvirtualservicesinternalgateway.service.spaceship.com 6 2026-07-21 2026-08-21 ok
domainmarketplacesgateway.service.spaceship.com 16 2026-05-17 2026-08-21 ok
hvsgateway.service.spaceship.com 2 2026-09-01 2026-09-01 ok
accountgateway.service.spaceship.com 6 2026-07-28 2026-08-21 ok
mobile.spaceship.com 11 2026-06-07 2026-10-03 ok
ap-sgp-1-1-vm-console.spaceship.com 10 2026-05-18 2026-09-13 ok
us-phx-1-vm-console.spaceship.com 12 2026-06-02 2026-09-28 ok
us-phx-1-dev-vm-console.spaceship.com 6 2026-05-02 2026-08-28 ok
ap-sgp-1-1-vm-command-line.spaceship.com 12 2026-04-23 2026-08-20 ok
us-phx-1-1-vm-command-line.spaceship.com 10 2026-04-23 2026-08-19 ok
us-phx-1-dev-vm-command-line.spaceship.com 11 2026-04-24 2026-08-21 ok
instantsearch-staging.spaceship.com 3 2026-10-05 2026-10-05 ok
mktg.spaceship.com 10 2026-05-27 2026-09-22 ok
instantsearch.spaceship.com 2 2026-10-05 2026-10-05 ok
rdap.spaceship.com 10 2026-05-21 2026-09-16 ok
mcp.spaceship.com 6 2026-06-19 2026-08-17 ok
connector-mcp.spaceship.com 2 2026-09-22 2026-09-22 ok
aiwebsitebuilder.spaceship.com 5 2026-05-19 2026-09-16 ok
links.spaceship.com 11 2026-05-27 2026-09-22 ok
aipreview.spaceship.com 5 2026-05-22 2026-09-19 ok
www.spaceship.com 14 2026-03-16 2026-09-22 ok
alf-website.www.spaceship.com 10 2026-05-25 2026-09-20 ok
notification.www.spaceship.com 21 2026-04-11 2026-09-22 ok
btcpay.spaceship.com 8 2026-04-27 2026-08-23 ok

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