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.

100 hosts (first page) · 386 ms

HostCertsFirst seenLast seenDNS
prose.com 10 2026-05-25 2026-09-24 ok
*.prose.com 4 2026-09-07 2026-09-10 —
staging10.prose.com 2 2026-05-25 2026-05-25 ok
backoffice-staging10.prose.com 2 2026-05-25 2026-05-25 ok
blog-staging10.prose.com 2 2026-05-25 2026-05-25 nxdomain
api-staging10.prose.com 2 2026-05-25 2026-05-25 ok
storybook-staging10.prose.com 2 2026-05-25 2026-05-25 ok
algo-staging10.prose.com 2 2026-05-25 2026-05-25 ok
flower-staging10.prose.com 2 2026-05-25 2026-05-25 ok
nextjs-staging10.prose.com 2 2026-05-25 2026-05-25 nxdomain
flipt-staging10.prose.com 2 2026-05-25 2026-05-25 ok
webflow-staging10.prose.com 2 2026-05-25 2026-05-25 nxdomain
www-staging10.prose.com 2 2026-05-25 2026-05-25 ok
geobeauty-staging10.prose.com 2 2026-05-25 2026-05-25 ok
algo-proxy-staging10.prose.com 2 2026-05-25 2026-05-25 ok
staging11.prose.com 2 2026-05-25 2026-05-25 ok
backoffice-staging11.prose.com 2 2026-05-25 2026-05-25 ok
blog-staging11.prose.com 2 2026-05-25 2026-05-25 nxdomain
api-staging11.prose.com 2 2026-05-25 2026-05-25 ok
storybook-staging11.prose.com 2 2026-05-25 2026-05-25 ok
algo-staging11.prose.com 2 2026-05-25 2026-05-25 ok
flower-staging11.prose.com 2 2026-05-25 2026-05-25 ok
nextjs-staging11.prose.com 2 2026-05-25 2026-05-25 nxdomain
flipt-staging11.prose.com 2 2026-05-25 2026-05-25 ok
webflow-staging11.prose.com 2 2026-05-25 2026-05-25 nxdomain
www-staging11.prose.com 2 2026-05-25 2026-05-25 ok
geobeauty-staging11.prose.com 2 2026-05-25 2026-05-25 ok
algo-proxy-staging11.prose.com 2 2026-05-25 2026-05-25 ok
staging12.prose.com 2 2026-05-25 2026-05-25 ok
backoffice-staging12.prose.com 2 2026-05-25 2026-05-25 ok
blog-staging12.prose.com 2 2026-05-25 2026-05-25 nxdomain
api-staging12.prose.com 2 2026-05-25 2026-05-25 ok
storybook-staging12.prose.com 2 2026-05-25 2026-05-25 ok
algo-staging12.prose.com 2 2026-05-25 2026-05-25 ok
flower-staging12.prose.com 2 2026-05-25 2026-05-25 ok
nextjs-staging12.prose.com 2 2026-05-25 2026-05-25 nxdomain
flipt-staging12.prose.com 2 2026-05-25 2026-05-25 ok
webflow-staging12.prose.com 2 2026-05-25 2026-05-25 nxdomain
www-staging12.prose.com 2 2026-05-25 2026-05-25 ok
geobeauty-staging12.prose.com 2 2026-05-25 2026-05-25 ok
algo-proxy-staging12.prose.com 2 2026-05-25 2026-05-25 ok
staging2.prose.com 6 2026-05-25 2026-09-24 ok
backoffice-staging2.prose.com 6 2026-05-25 2026-09-24 ok
blog-staging2.prose.com 6 2026-05-25 2026-09-24 nxdomain
api-staging2.prose.com 6 2026-05-25 2026-09-24 ok
storybook-staging2.prose.com 6 2026-05-25 2026-09-24 ok
algo-staging2.prose.com 6 2026-05-25 2026-09-24 ok
flower-staging2.prose.com 6 2026-05-25 2026-09-24 ok
nextjs-staging2.prose.com 6 2026-05-25 2026-09-24 nxdomain
flipt-staging2.prose.com 6 2026-05-25 2026-09-24 ok
webflow-staging2.prose.com 6 2026-05-25 2026-09-24 nxdomain
www-staging2.prose.com 6 2026-05-25 2026-09-24 ok
geobeauty-staging2.prose.com 6 2026-05-25 2026-09-24 ok
algo-proxy-staging2.prose.com 6 2026-05-25 2026-09-24 ok
cdn2.prose.com 10 2026-04-22 2026-08-28 ok
staging3.prose.com 5 2026-05-25 2026-09-24 ok
backoffice-staging3.prose.com 5 2026-05-25 2026-09-24 ok
blog-staging3.prose.com 5 2026-05-25 2026-09-24 nxdomain
api-staging3.prose.com 5 2026-05-25 2026-09-24 ok
storybook-staging3.prose.com 5 2026-05-25 2026-09-24 ok
algo-staging3.prose.com 5 2026-05-25 2026-09-24 ok
flower-staging3.prose.com 5 2026-05-25 2026-09-24 ok
nextjs-staging3.prose.com 5 2026-05-25 2026-09-24 nxdomain
flipt-staging3.prose.com 5 2026-05-25 2026-09-24 ok
webflow-staging3.prose.com 5 2026-05-25 2026-09-24 nxdomain
www-staging3.prose.com 5 2026-05-25 2026-09-24 ok
geobeauty-staging3.prose.com 5 2026-05-25 2026-09-24 ok
algo-proxy-staging3.prose.com 5 2026-05-25 2026-09-24 ok
staging4.prose.com 5 2026-05-30 2026-09-27 ok
backoffice-staging4.prose.com 5 2026-05-30 2026-09-27 ok
blog-staging4.prose.com 5 2026-05-30 2026-09-27 nxdomain
api-staging4.prose.com 5 2026-05-30 2026-09-27 ok
storybook-staging4.prose.com 5 2026-05-30 2026-09-27 ok
algo-staging4.prose.com 5 2026-05-30 2026-09-27 ok
flower-staging4.prose.com 5 2026-05-30 2026-09-27 ok
nextjs-staging4.prose.com 5 2026-05-30 2026-09-27 nxdomain
flipt-staging4.prose.com 5 2026-05-30 2026-09-27 ok
webflow-staging4.prose.com 5 2026-05-30 2026-09-27 nxdomain
www-staging4.prose.com 5 2026-05-30 2026-09-27 ok
geobeauty-staging4.prose.com 5 2026-05-30 2026-09-27 ok
algo-proxy-staging4.prose.com 5 2026-05-30 2026-09-27 ok
staging5.prose.com 5 2026-05-25 2026-09-24 ok
backoffice-staging5.prose.com 5 2026-05-25 2026-09-24 ok
blog-staging5.prose.com 5 2026-05-25 2026-09-24 nxdomain
api-staging5.prose.com 5 2026-05-25 2026-09-24 ok
storybook-staging5.prose.com 5 2026-05-25 2026-09-24 ok
algo-staging5.prose.com 5 2026-05-25 2026-09-24 ok
flower-staging5.prose.com 5 2026-05-25 2026-09-24 ok
nextjs-staging5.prose.com 5 2026-05-25 2026-09-24 nxdomain
flipt-staging5.prose.com 5 2026-05-25 2026-09-24 ok
webflow-staging5.prose.com 5 2026-05-25 2026-09-24 nxdomain
www-staging5.prose.com 5 2026-05-25 2026-09-24 ok
geobeauty-staging5.prose.com 5 2026-05-25 2026-09-24 ok
algo-proxy-staging5.prose.com 5 2026-05-25 2026-09-24 ok
staging6.prose.com 5 2026-05-25 2026-09-24 ok
backoffice-staging6.prose.com 5 2026-05-25 2026-09-24 ok
blog-staging6.prose.com 5 2026-05-25 2026-09-24 nxdomain
api-staging6.prose.com 5 2026-05-25 2026-09-24 ok
storybook-staging6.prose.com 5 2026-05-25 2026-09-24 ok
algo-staging6.prose.com 5 2026-05-25 2026-09-24 ok

Showing the first 100 hostnames — sign in with GitHub or Google to page the full list, or use the API with an API key: GET /v1/hosts/prose.com.

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/prose.com.