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.

28 hosts · 244 ms

HostCertsFirst seenLast seenDNS
distrokid.com 81 2026-04-12 2026-10-01 ok
*.distrokid.com 82 2026-01-16 2026-10-01 —
store.distrokid.com 14 2026-05-19 2026-09-30 ok
auth.distrokid.com 1 2026-02-07 2026-02-07 ok
welcome-mat-api.distrokid.com 1 2026-08-04 2026-08-04 ok
telemetry-api.distrokid.com 2 2026-08-14 2026-08-14 nodata
*.external.distrokid.com 22 2025-07-23 2026-08-23 —
*.email.distrokid.com 11 2026-05-20 2026-09-15 —
links.email.distrokid.com 4 2026-05-13 2026-07-28 ok
*.devemail.distrokid.com 8 2026-04-16 2026-08-12 —
video.distrokid.com 2 2025-09-09 2026-08-09 ok
*.info.distrokid.com 12 2026-05-04 2026-08-30 —
audio.distrokid.com 2 2025-07-17 2026-06-17 ok
*.hello.distrokid.com 10 2026-04-16 2026-08-12 —
distrokid-resources.distrokid.com 11 2026-06-06 2026-10-02 ok
links.distrokid.com 2 2025-10-05 2026-09-05 ok
assets.distrokid.com 1 2026-01-03 2026-01-03 ok
welcome-mat-assets.distrokid.com 1 2026-08-04 2026-08-04 ok
news.distrokid.com 1 2026-03-31 2026-03-31 ok
webflow-product.distrokid.com 6 2026-04-22 2026-08-18 ok
*.int.distrokid.com 23 2025-08-06 2026-08-23 —
*.account.distrokid.com 10 2026-04-16 2026-08-12 —
support.distrokid.com 5 2026-05-18 2026-09-15 ok
*.test.distrokid.com 2 2026-04-01 2026-09-01 —
*.ext.distrokid.com 21 2025-11-27 2026-08-23 —
*.review.distrokid.com 2 2026-04-24 2026-09-24 —
imgix.distrokid.com 7 2026-06-25 2026-10-02 ok
vizy.distrokid.com 2 2025-08-13 2026-07-12 ok

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