Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

40 hosts · 195 ms

HostCertsFirst seenLast seen
othram.com 2 2026-04-02 2026-09-02
id.othram.com 1 2026-07-22 2026-07-22
justice.othram.com 1 2026-06-19 2026-06-19
auth.justice.othram.com 2 2026-08-13 2026-08-13
dev.justice.othram.com 1 2026-06-30 2026-06-30
auth.dev.justice.othram.com 1 2026-07-01 2026-07-01
stage.othram.com 2 2026-04-02 2026-09-02
www.stage.othram.com 1 2026-02-09 2026-02-09
store.othram.com 22 2026-04-20 2026-10-04
advocate.othram.com 2 2025-06-14 2026-05-15
www.advocate.othram.com 2 2025-06-14 2026-05-15
outreach.othram.com 4 2025-12-04 2025-12-12
research.othram.com 1 2026-01-19 2026-01-19
auth.othram.com 2 2025-07-28 2026-06-28
internal.othram.com 5 2026-05-07 2026-09-01
demo.othram.com 2 2025-09-11 2026-08-12
www.demo.othram.com 2 2025-09-11 2026-08-12
snp.othram.com 1 2026-09-21 2026-09-21
discover.othram.com 1 2025-12-15 2025-12-15
atlas.othram.com 1 2026-08-05 2026-08-05
maps.othram.com 7 2026-04-16 2026-08-16
status.othram.com 4 2026-04-13 2026-08-11
content.othram.com 2 2025-12-14 2025-12-23
stub-alb.content.othram.com 1 2025-12-14 2025-12-14
justice.content.othram.com 2 2026-06-09 2026-06-19
stage.content.othram.com 2 2026-02-02 2026-02-17
langfuse.content.othram.com 1 2026-02-13 2026-02-13
izzysolves.content.othram.com 2 2026-03-03 2026-08-03
dev.content.othram.com 1 2025-12-29 2025-12-29
justice-dev.content.othram.com 1 2026-06-30 2026-06-30
www.content.othram.com 1 2025-12-14 2025-12-14
request.othram.com 2 2025-10-02 2026-09-02
stage.request.othram.com 2 2025-09-25 2026-08-26
demo.request.othram.com 2 2025-09-25 2026-08-26
dev.request.othram.com 2 2025-09-25 2026-08-26
dev.othram.com 2 2026-04-05 2026-09-05
auth-dev.othram.com 2 2025-07-28 2026-06-28
www.dev.othram.com 2 2026-04-05 2026-09-05
www.othram.com 3 2025-12-15 2026-09-02
auth-sandbox.othram.com 2 2025-07-28 2026-06-28

Programmatic access: API GET /v1/hosts/othram.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/othram.com.