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.

12 hosts · 322 ms

HostCertsFirst seenLast seenDNS
mastertrust.co.in 18 2026-05-06 2026-09-28 ok
*.mastertrust.co.in 19 2025-09-17 2026-09-28 —
marketmaya.mastertrust.co.in 10 2026-05-14 2026-09-10 ok
workdrive.mastertrust.co.in 10 2026-05-13 2026-09-10 ok
mf.mastertrust.co.in 4 2026-04-18 2026-08-16 ok
mtwealth.mastertrust.co.in 4 2026-04-17 2026-08-15 ok
mf-api.mastertrust.co.in 4 2026-06-07 2026-10-06 ok
elink.mastertrust.co.in 13 2026-05-13 2026-10-06 ok
mtwealth-admin.mastertrust.co.in 5 2026-04-21 2026-08-19 ok
meetings.mastertrust.co.in 27 2026-04-11 2026-09-02 ok
chat.mastertrust.co.in 10 2026-05-15 2026-09-12 ok
support.mastertrust.co.in 20 2026-05-30 2026-10-04 ok

Programmatic access, with DNS A records: API GET /v1/hosts/mastertrust.co.in (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/mastertrust.co.in.