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.

64 hosts · 397 ms

HostCertsFirst seenLast seenDNS
sift.com 22 2026-02-09 2026-10-04 ok
*.sift.com 2 2026-02-09 2026-08-27 —
atlantis-stg1.sift.com 3 2026-05-26 2026-09-12 ok
tracking-cdn.stg1.sift.com 4 2026-04-15 2026-09-29 ok
api3.sift.com 4 2026-02-19 2026-08-25 ok
media.sift.com 15 2026-04-11 2026-10-05 ok
b.sift.com 4 2026-02-19 2026-08-25 ok
atlantis-prod.sift.com 3 2026-05-26 2026-09-12 ok
console.sift.com 4 2026-02-19 2026-08-25 ok
analytics-console.sift.com 4 2026-02-19 2026-08-25 ok
engineering.sift.com 12 2026-05-11 2026-09-21 ok
blog.sift.com 16 2026-04-11 2026-10-06 ok
atlantis-batch.sift.com 3 2026-05-26 2026-09-12 ok
dine-dash.sift.com 2 2026-06-30 2026-08-26 ok
api.sift.com 4 2026-02-19 2026-08-25 ok
dine-dash-api.sift.com 2 2026-06-30 2026-08-23 ok
atlantis-global.sift.com 3 2026-05-26 2026-09-12 ok
em.sift.com 8 2026-05-07 2026-09-02 ok
stg1.us-c1.gcp.sift.com 3 2025-11-14 2026-08-24 nxdomain
*.stg1.us-c1.gcp.sift.com 3 2025-11-14 2026-08-24 —
prod.us-c1.gcp.sift.com 3 2025-11-14 2026-08-26 nxdomain
*.prod.us-c1.gcp.sift.com 3 2025-11-14 2026-08-26 —
batch.us-c1.gcp.sift.com 3 2025-11-14 2026-08-24 nxdomain
*.batch.us-c1.gcp.sift.com 3 2025-11-14 2026-08-24 —
infr.us-c1.gcp.sift.com 3 2025-10-10 2026-08-28 nxdomain
*.infr.us-c1.gcp.sift.com 3 2025-10-10 2026-08-28 —
expr.us-c1.gcp.sift.com 3 2025-11-14 2026-08-21 nxdomain
*.expr.us-c1.gcp.sift.com 3 2025-11-14 2026-08-21 —
cdn-1.stg1.gcp.sift.com 5 2026-04-10 2026-09-17 ok
console.stg1.gcp.sift.com 3 2026-05-08 2026-08-23 ok
onfido-api.stg1.gcp.sift.com 3 2026-05-15 2026-09-03 ok
cdn.stg1.gcp.sift.com 5 2026-04-10 2026-09-17 ok
developers.stg1.gcp.sift.com 4 2026-04-17 2026-09-28 ok
stg1.us-e4.gcp.sift.com 3 2025-11-14 2026-08-24 nxdomain
*.stg1.us-e4.gcp.sift.com 3 2025-11-14 2026-08-24 —
prod.us-e4.gcp.sift.com 3 2025-11-14 2026-08-26 nxdomain
*.prod.us-e4.gcp.sift.com 3 2025-11-14 2026-08-26 —
batch.us-e4.gcp.sift.com 3 2025-11-14 2026-08-24 nxdomain
*.batch.us-e4.gcp.sift.com 3 2025-11-14 2026-08-24 —
infr.us-e4.gcp.sift.com 3 2025-10-10 2026-08-28 nxdomain
*.infr.us-e4.gcp.sift.com 3 2025-10-10 2026-08-28 —
expr.us-e4.gcp.sift.com 3 2025-11-14 2026-08-21 nxdomain
*.expr.us-e4.gcp.sift.com 3 2025-11-14 2026-08-21 —
cdn-1.prod.gcp.sift.com 3 2026-06-04 2026-09-19 ok
console.prod.gcp.sift.com 4 2026-05-25 2026-09-09 ok
onfido-api.prod.gcp.sift.com 5 2026-04-14 2026-09-27 ok
cdn.prod.gcp.sift.com 3 2026-06-04 2026-09-19 ok
developers.prod.gcp.sift.com 3 2026-05-08 2026-08-23 ok
console.expr.gcp.sift.com 3 2026-05-31 2026-09-17 ok
onfido-api.expr.gcp.sift.com 7 2026-04-16 2026-09-25 ok
developers.expr.gcp.sift.com 3 2026-05-01 2026-08-19 ok
mcp.sift.com 2 2026-06-04 2026-08-25 ok
partner.sift.com 4 2026-02-19 2026-08-25 ok
atlantis-infr.sift.com 3 2026-05-26 2026-09-12 ok
atlantis-expr.sift.com 3 2026-05-26 2026-09-12 ok
resources.sift.com 13 2026-04-11 2026-10-05 ok
pages.sift.com 8 2026-05-07 2026-09-02 ok
jenkins.sift.com 3 2026-05-26 2026-09-10 ok
api-partners.sift.com 1 2026-08-25 2026-08-25 ok
status.sift.com 6 2026-04-26 2026-09-24 ok
support.sift.com 1 2026-01-13 2026-01-13 ok
jenkins-test.sift.com 3 2026-05-26 2026-09-10 ok
www.sift.com 14 2026-02-19 2026-10-03 ok
community.sift.com 1 2026-01-13 2026-01-13 ok

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