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.

15 hosts · 421 ms

HostCertsFirst seenLast seenDNS
lemonn.co.in 25 2025-07-22 2026-10-02 ok
*.lemonn.co.in 28 2025-07-22 2026-10-02 —
plane.lemonn.co.in 2 2026-04-20 2026-07-23 ok
tracking.lemonn.co.in 5 2026-04-08 2026-10-02 ok
tracking.marketing.lemonn.co.in 5 2026-04-08 2026-10-02 ok
wiki.lemonn.co.in 2 2026-04-07 2026-07-07 ok
gpvpn.lemonn.co.in 17 2025-11-08 2026-09-26 ok
www.gpvpn.lemonn.co.in 1 2025-11-08 2025-11-08 nxdomain
tracking.info.lemonn.co.in 5 2026-04-08 2026-10-02 ok
delivery.info.lemonn.co.in 3 2026-04-19 2026-08-09 ok
link.mailer.lemonn.co.in 7 2026-04-12 2026-08-28 ok
lmn-support.lemonn.co.in 3 2025-10-01 2026-09-29 ok
www.lmn-support.lemonn.co.in 2 2025-10-01 2025-10-01 nxdomain
it-support.lemonn.co.in 50 2026-04-28 2026-08-24 ok
delivery.lemonn.co.in 5 2026-04-20 2026-09-28 ok

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