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.

55 hosts · 349 ms

HostCertsFirst seenLast seenDNS
pch.com 17 2025-10-10 2026-10-01 ok
*.pch.com 13 2025-10-10 2026-10-01 —
search2.pch.com 4 2026-05-01 2026-05-01 nxdomain
qa.pch.com 4 2025-07-09 2026-01-25 nxdomain
*.qa.pch.com 4 2025-07-09 2026-01-25 —
cqa.pch.com 1 2025-07-10 2025-07-10 nxdomain
*.cqa.pch.com 1 2025-07-10 2025-07-10 —
prod.pch.com 3 2026-02-24 2026-03-02 nxdomain
*.prod.pch.com 3 2026-02-24 2026-03-02 —
qotd.pch.com 3 2025-10-21 2026-09-21 nxdomain
l.e.pchcustomerservice.pch.com 10 2026-05-11 2026-09-06 ok
s.e.pchcustomerservice.pch.com 6 2026-05-08 2026-09-03 ok
w.e.pchcustomerservice.pch.com 8 2026-04-28 2026-08-24 ok
x.e.pchcustomerservice.pch.com 7 2026-05-24 2026-09-19 ok
rs-stripe.e.thegoodlife.pch.com 4 2026-05-09 2026-07-08 nxdomain
l.e.thegoodlife.pch.com 8 2026-04-18 2026-06-17 nxdomain
s.e.thegoodlife.pch.com 6 2026-05-08 2026-07-06 nxdomain
w.e.thegoodlife.pch.com 7 2026-04-28 2026-06-26 nxdomain
x.e.thegoodlife.pch.com 7 2026-05-19 2026-07-17 nxdomain
nimue.pch.com 3 2026-06-15 2026-08-14 ok
w.e.superprize.pch.com 2 2026-04-27 2026-04-27 nxdomain
sli.superprize.pch.com 1 2026-02-02 2026-02-02 ok
links.superprize.pch.com 11 2026-05-06 2026-09-30 ok
stg.pch.com 4 2025-06-24 2026-01-28 nxdomain
*.stg.pch.com 4 2025-06-24 2026-01-28 —
ci.pch.com 1 2025-07-01 2025-07-01 nxdomain
*.ci.pch.com 1 2025-07-01 2025-07-01 —
api.pch.com 1 2026-05-07 2026-05-07 nodata
staging.api.pch.com 1 2026-05-07 2026-05-07 nodata
shopify-engagement.staging.api.pch.com 1 2026-05-14 2026-05-14 ok
shopify-engagement.api.pch.com 1 2026-05-27 2026-05-27 ok
dev.api.pch.com 1 2026-05-07 2026-05-07 nodata
shopify-engagement.dev.api.pch.com 2 2026-05-12 2026-05-12 ok
cashback.pch.com 5 2026-04-19 2026-09-30 ok
helpdesk.pch.com 10 2026-05-30 2026-09-27 ok
go.pch.com 8 2026-06-05 2026-10-01 ok
l.e.keno.pch.com 10 2026-05-11 2026-09-06 ok
s.e.keno.pch.com 8 2026-05-09 2026-09-04 ok
w.e.keno.pch.com 10 2026-04-28 2026-08-24 ok
x.e.keno.pch.com 12 2026-05-25 2026-09-20 ok
kimp.pch.com 1 2025-09-22 2025-09-22 nxdomain
*.kimp.pch.com 1 2025-09-22 2025-09-22 —
autodiscover.pch.com 1 2025-07-07 2025-07-07 ok
smetrics.pch.com 2 2026-03-29 2026-03-29 nxdomain
l.e.quizzes.pch.com 8 2026-05-11 2026-09-06 ok
s.e.quizzes.pch.com 8 2026-05-09 2026-09-04 ok
w.e.quizzes.pch.com 9 2026-04-27 2026-08-24 ok
x.e.quizzes.pch.com 6 2026-05-24 2026-09-19 ok
sli.quizzes.pch.com 1 2026-02-02 2026-02-02 ok
account.pch.com 3 2026-06-27 2026-08-26 ok
adstxt.pch.com 2 2026-06-04 2026-06-04 ok
*.adstxt.pch.com 2 2026-06-04 2026-06-04 —
dev.pch.com 4 2025-06-11 2025-09-29 nxdomain
*.dev.pch.com 4 2025-06-11 2025-09-29 —
www.pch.com 5 2026-05-04 2026-09-01 ok

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