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.

27 hosts · 336 ms

HostCertsFirst seenLast seenDNS
momentia.jp 2 2026-04-20 2026-09-20 ok
upload.momentia.jp 3 2026-04-20 2026-09-20 ok
stage-upload.momentia.jp 1 2026-01-27 2026-01-27 ok
develop-upload.momentia.jp 1 2026-01-28 2026-01-28 ok
stage.momentia.jp 1 2025-12-02 2025-12-02 ok
console.momentia.jp 3 2026-04-20 2026-09-20 ok
stage-console.momentia.jp 1 2025-12-02 2025-12-02 ok
develop-console.momentia.jp 1 2025-12-26 2025-12-26 ok
api.momentia.jp 3 2026-04-20 2026-09-20 ok
stage-api.momentia.jp 1 2025-12-01 2025-12-01 ok
console-api.momentia.jp 3 2026-04-20 2026-09-20 ok
stage-console-api.momentia.jp 1 2025-12-01 2025-12-01 ok
develop-console-api.momentia.jp 1 2025-12-26 2025-12-26 ok
develop-api.momentia.jp 1 2025-12-26 2025-12-26 ok
data-control.momentia.jp 1 2025-11-25 2025-11-25 ok
stage-data-control.momentia.jp 1 2025-11-25 2025-11-25 ok
develop-data-control.momentia.jp 1 2025-11-25 2025-11-25 ok
sso.momentia.jp 8 2026-04-18 2026-08-14 ok
stage-sso.momentia.jp 18 2026-04-19 2026-09-20 ok
develop-sso.momentia.jp 18 2026-04-19 2026-09-20 ok
shop.momentia.jp 11 2026-05-07 2026-09-19 ok
stage-shop.momentia.jp 15 2026-05-06 2026-09-15 ok
develop-shop.momentia.jp 17 2026-05-07 2026-09-15 ok
develop.momentia.jp 1 2025-12-26 2025-12-26 ok
support.momentia.jp 5 2026-05-21 2026-09-18 ok
stage-support.momentia.jp 5 2026-05-16 2026-09-13 ok
develop-support.momentia.jp 5 2026-05-16 2026-09-13 ok

Programmatic access, with DNS A records: API GET /v1/hosts/momentia.jp (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/momentia.jp.