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.

36 hosts · 390 ms

HostCertsFirst seenLast seenDNS
sevalla.com 24 2026-04-11 2026-10-01 ok
*.sevalla.com 15 2026-04-11 2026-10-01 —
app-beta.sevalla.com 10 2026-05-16 2026-09-11 ok
app-old.sevalla.com 8 2026-04-29 2026-08-25 ok
staging.sevalla.com 8 2026-04-19 2026-08-16 ok
m-email.sevalla.com 14 2026-04-18 2026-08-14 ok
mcp.sevalla.com 5 2026-04-24 2026-10-03 ok
app.sevalla.com 10 2026-04-30 2026-08-26 ok
docs.sevalla.com 5 2026-05-22 2026-09-23 ok
api-docs.sevalla.com 5 2026-05-24 2026-09-24 ok
get.sevalla.com 10 2026-04-18 2026-08-14 ok
dev.sevalla.com 13 2026-06-04 2026-09-30 ok
www.sevalla.com 12 2026-05-08 2026-09-04 ok
pay.sevalla.com 6 2026-05-01 2026-08-27 ok
registry.sevalla.com 22 2026-09-24 2026-09-24 ok
ap-hyderabad-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
eu-madrid-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
ap-singapore-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
us-sanjose-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
eu-zurich-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
ap-mumbai-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
me-dubai-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
ca-montreal-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
ap-seoul-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
eu-amsterdam-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
eu-stockholm-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
uk-london-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
us-ashburn-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
us-chicago-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
sa-santiago-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
sa-saopaulo-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
ap-tokyo-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
eu-frankfurt-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
us-phoenix-1-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain
ap-sydney-1-001.registry.sevalla.com 2 2026-09-24 2026-09-24 nxdomain
us-ashburn-1-dev-001.registry.sevalla.com 1 2026-09-24 2026-09-24 nxdomain

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