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.

54 hosts · 360 ms

HostCertsFirst seenLast seenDNS
merrilledge.com 4 2025-10-23 2026-01-26 ok
cdn-www-va1.merrilledge.com 2 2026-07-30 2026-09-18 ok
chatui-dev1.merrilledge.com 2 2025-10-14 2026-08-04 ok
chatui-review1.merrilledge.com 5 2025-10-14 2026-08-18 ok
chatui-preview1.merrilledge.com 5 2025-10-14 2026-08-18 ok
cdn-www-tx1.merrilledge.com 2 2026-07-30 2026-09-18 ok
cdn-www-az1.merrilledge.com 2 2026-07-30 2026-09-18 ok
cdn-www-va2.merrilledge.com 2 2026-07-30 2026-09-18 ok
secure-dev2.merrilledge.com 1 2026-04-24 2026-04-24 ok
chatui-dev2.merrilledge.com 2 2025-10-14 2026-08-04 ok
chatui-review2.merrilledge.com 5 2025-10-14 2026-08-18 ok
chatui-preview2.merrilledge.com 5 2025-10-14 2026-08-18 ok
cdn-www-tx2.merrilledge.com 2 2026-07-30 2026-09-18 ok
cdn-www-az2.merrilledge.com 2 2026-07-30 2026-09-18 ok
chatui-sit3.merrilledge.com 5 2025-10-14 2026-08-18 ok
chatui-dev3.merrilledge.com 2 2025-10-14 2026-08-04 ok
chat-dev3.merrilledge.com 2 2025-10-21 2026-07-23 nxdomain
chatui-dev4.merrilledge.com 2 2025-10-14 2026-08-04 ok
secure-dev5.merrilledge.com 1 2026-04-24 2026-04-24 ok
chatui-dev5.merrilledge.com 2 2025-10-14 2026-08-04 ok
chatui-sit1a.merrilledge.com 5 2025-10-14 2026-08-18 ok
chatui-sit2a.merrilledge.com 5 2025-10-14 2026-08-18 ok
rstatic.merrilledge.com 4 2026-03-06 2026-07-24 ok
secure-darkpod.merrilledge.com 6 2025-12-06 2026-08-21 ok
chat-darkpod.merrilledge.com 2 2025-11-17 2026-09-23 ok
www-darkpod.merrilledge.com 3 2025-08-13 2026-07-24 ok
notice.merrilledge.com 2 2026-06-25 2026-06-25 ok
click.message.merrilledge.com 6 2025-09-23 2026-09-16 ok
view.message.merrilledge.com 3 2025-09-23 2026-09-16 ok
secure.merrilledge.com 6 2025-12-06 2026-08-21 ok
api.merrilledge.com 4 2026-03-06 2026-07-24 nxdomain
chatui.merrilledge.com 7 2025-08-13 2026-09-23 ok
etui.merrilledge.com 2 2026-01-07 2026-01-07 ok
401k.merrilledge.com 2 2025-12-16 2025-12-16 ok
m.merrilledge.com 1 2026-01-07 2026-01-07 ok
origin-cdn.merrilledge.com 3 2025-08-29 2026-06-26 ok
charliebrown.merrilledge.com 4 2026-04-08 2026-09-02 ok
lucybrown.merrilledge.com 4 2026-04-08 2026-09-02 ok
origin-cdn-dp.merrilledge.com 3 2025-08-29 2026-06-26 ok
cdn-www-dp.merrilledge.com 3 2026-07-13 2026-09-18 ok
locations.merrilledge.com 4 2026-03-06 2026-07-24 ok
maps.merrilledge.com 4 2026-03-06 2026-07-24 ok
offers.merrilledge.com 1 2026-01-07 2026-01-07 ok
assets.merrilledge.com 4 2026-03-06 2026-07-24 ok
chatevents.merrilledge.com 2 2025-11-17 2026-09-23 ok
chat.merrilledge.com 2 2025-11-17 2026-09-23 ok
retirement.merrilledge.com 1 2026-01-07 2026-01-07 ok
www.retirement.merrilledge.com 1 2026-01-07 2026-01-07 ok
chatevents-dev.merrilledge.com 2 2025-10-21 2026-08-04 ok
chat-dev.merrilledge.com 2 2025-10-21 2026-07-23 ok
www.merrilledge.com 4 2025-08-13 2026-07-24 ok
cdn-www.merrilledge.com 3 2026-07-13 2026-09-18 ok
chatevents-pt1-helix.merrilledge.com 2 2025-10-07 2026-08-04 nxdomain
chat-pt1-helix.merrilledge.com 2 2025-10-07 2026-08-04 nxdomain

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