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.

18 hosts · 284 ms

HostCertsFirst seenLast seenDNS
zomato.com 9 2025-09-16 2026-10-03 ok
*.zomato.com 12 2025-09-14 2026-10-03 —
url1121.zomato.com 1 2025-12-16 2025-12-16 ok
cert1.zomato.com 1 2025-06-19 2025-06-19 nxdomain
cert2.zomato.com 3 2025-06-15 2026-09-11 ok
cert3.zomato.com 2 2025-06-14 2026-05-15 ok
payments-preprod.zomato.com 1 2025-11-19 2025-11-19 ok
api.zomato.com 1 2026-09-30 2026-09-30 ok
link.zomato.com 14 2026-05-04 2026-08-30 ok
winecellar-internal.zomato.com 2 2025-06-09 2026-05-10 ok
jumbo.zomato.com 4 2025-11-03 2026-09-07 ok
winecellar.zomato.com 3 2025-11-21 2026-06-24 ok
elink.mailers.zomato.com 40 2026-05-13 2026-09-23 ok
delivery.mailers.zomato.com 3 2026-05-16 2026-09-01 ok
zpay-test.zomato.com 2 2025-11-03 2026-10-04 nxdomain
www.zomato.com 3 2025-09-16 2026-07-23 ok
zpay.zomato.com 2 2025-10-31 2026-10-01 ok
community.zomato.com 5 2026-04-18 2026-05-20 ok

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