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.

30 hosts · 378 ms

HostCertsFirst seenLast seenDNS
burga.com 38 2026-05-07 2026-09-27 ok
*.burga.com 18 2026-05-07 2026-09-21 —
ca.burga.com 17 2026-05-23 2026-10-02 ok
account-ca.burga.com 14 2026-04-20 2026-10-01 ok
sa.burga.com 13 2026-05-10 2026-09-19 ok
za.burga.com 15 2026-05-11 2026-09-20 ok
ae.burga.com 15 2026-05-11 2026-09-20 ok
vote.burga.com 2 2026-05-07 2026-05-07 nxdomain
*.vote.burga.com 2 2026-05-07 2026-05-07 —
th.burga.com 13 2026-05-11 2026-09-23 ok
i.burga.com 3 2026-05-19 2026-09-05 ok
trk.burga.com 11 2026-06-03 2026-09-29 ok
uk.burga.com 15 2026-05-24 2026-10-02 ok
account-uk.burga.com 16 2026-04-18 2026-10-02 ok
il.burga.com 15 2026-05-10 2026-09-19 ok
go.burga.com 10 2026-04-29 2026-08-25 ok
qoenfq.burga.com 75 2026-04-29 2026-08-23 ok
es.burga.com 17 2026-04-21 2026-10-02 ok
marketingops.burga.com 2 2026-08-27 2026-08-27 ok
us.burga.com 5 2026-06-04 2026-10-01 ok
account-us.burga.com 13 2026-04-18 2026-10-01 ok
account.burga.com 15 2026-04-18 2026-10-01 ok
support.burga.com 8 2026-04-22 2026-08-18 ok
au.burga.com 18 2026-05-23 2026-10-04 ok
account-au.burga.com 18 2026-04-21 2026-10-01 ok
eu.burga.com 14 2026-05-19 2026-09-28 ok
account-eu.burga.com 14 2026-04-18 2026-10-01 ok
www.burga.com 13 2026-05-17 2026-09-27 ok
my.burga.com 14 2026-05-10 2026-09-19 ok
buy.burga.com 2 2026-09-24 2026-09-24 ok

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