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.

72 hosts · 689 ms

HostCertsFirst seenLast seenDNS
americanmuscle.com 36 2026-01-24 2026-09-28 ok
*.americanmuscle.com 26 2026-01-24 2026-09-26 —
show2010.americanmuscle.com 8 2026-06-02 2026-09-28 ok
oa2.americanmuscle.com 20 2026-06-02 2026-09-30 ok
qa.oa2.americanmuscle.com 23 2026-06-02 2026-10-01 ok
dev.oa2.americanmuscle.com 25 2026-06-02 2026-09-30 ok
sandbox.oa2.americanmuscle.com 17 2026-06-02 2026-09-30 ok
lib2.americanmuscle.com 7 2026-06-02 2026-09-28 ok
oauth2.americanmuscle.com 21 2026-05-31 2026-09-30 ok
qa-oauth2.americanmuscle.com 22 2026-06-01 2026-10-01 ok
staging-oauth2.americanmuscle.com 20 2026-06-02 2026-09-30 ok
dev-oauth2.americanmuscle.com 21 2026-05-31 2026-09-30 ok
r2.americanmuscle.com 23 2026-04-13 2026-09-28 ok
show2009.americanmuscle.com 11 2026-06-02 2026-09-28 ok
bama.americanmuscle.com 11 2026-06-02 2026-09-29 ok
qa.americanmuscle.com 21 2026-05-31 2026-09-30 ok
lib.americanmuscle.com 1 2025-12-21 2025-12-21 ok
todd.americanmuscle.com 9 2026-06-02 2026-09-29 ok
prod.americanmuscle.com 11 2026-06-02 2026-09-28 ok
cpimage.americanmuscle.com 11 2026-06-02 2026-09-28 ok
store.americanmuscle.com 9 2026-06-02 2026-09-29 ok
tempfiles-cf.americanmuscle.com 11 2026-06-02 2026-09-28 ok
obimg.americanmuscle.com 11 2026-06-02 2026-09-28 ok
staging.americanmuscle.com 22 2026-06-01 2026-10-01 ok
tuning.americanmuscle.com 5 2026-05-26 2026-09-23 ok
log.americanmuscle.com 11 2026-06-02 2026-09-28 ok
blog.americanmuscle.com 5 2026-04-24 2026-08-22 ok
api.americanmuscle.com 24 2026-05-31 2026-09-30 ok
qa-api.americanmuscle.com 18 2026-06-01 2026-09-30 ok
service-api.americanmuscle.com 22 2026-05-23 2026-09-30 ok
qa-service-api.americanmuscle.com 21 2026-05-10 2026-09-30 ok
dev-service-api.americanmuscle.com 21 2026-05-12 2026-09-30 ok
sandbox-service-api.americanmuscle.com 18 2026-05-13 2026-09-30 ok
staging-api.americanmuscle.com 20 2026-05-31 2026-09-30 ok
dev-api.americanmuscle.com 23 2026-06-01 2026-09-30 ok
feedback.americanmuscle.com 11 2026-06-02 2026-09-28 ok
link.americanmuscle.com 12 2026-05-09 2026-09-04 ok
local.americanmuscle.com 4 2026-04-08 2026-09-22 nxdomain
www.local.americanmuscle.com 4 2026-04-08 2026-09-22 nxdomain
model.americanmuscle.com 9 2026-06-02 2026-09-28 ok
dev-model.americanmuscle.com 11 2026-06-02 2026-09-28 ok
m.americanmuscle.com 11 2026-06-02 2026-09-28 ok
return.americanmuscle.com 9 2026-04-24 2026-09-19 ok
*.return.americanmuscle.com 22 2026-04-10 2026-09-29 —
qa.return.americanmuscle.com 8 2026-05-08 2026-09-19 ok
dev.return.americanmuscle.com 8 2026-05-11 2026-09-19 ok
servicecenter.americanmuscle.com 5 2026-05-26 2026-09-23 ok
clubs.americanmuscle.com 7 2026-06-02 2026-09-28 ok
customerpics.americanmuscle.com 11 2026-06-02 2026-09-28 ok
guides.americanmuscle.com 19 2026-05-21 2026-09-28 ok
images.americanmuscle.com 11 2026-06-02 2026-09-28 ok
files.americanmuscle.com 1 2025-12-23 2025-12-23 ok
azurefiles.americanmuscle.com 5 2026-04-11 2026-08-22 ok
tempfiles.americanmuscle.com 7 2026-06-02 2026-09-28 ok
cms.americanmuscle.com 17 2026-04-13 2026-09-28 ok
returns.americanmuscle.com 11 2026-06-02 2026-09-28 ok
sitemaps.americanmuscle.com 19 2026-05-04 2026-09-28 ok
orders.americanmuscle.com 21 2026-05-03 2026-09-28 ok
*.orders.americanmuscle.com 22 2026-04-10 2026-09-29 —
qa.orders.americanmuscle.com 10 2026-05-09 2026-09-28 ok
dev.orders.americanmuscle.com 10 2026-05-09 2026-09-28 ok
answers.americanmuscle.com 11 2026-06-02 2026-09-28 ok
scripts.americanmuscle.com 11 2026-06-02 2026-09-28 ok
chat.americanmuscle.com 5 2026-05-04 2026-09-02 ok
sct.americanmuscle.com 7 2026-06-02 2026-09-28 ok
myaccount.americanmuscle.com 13 2026-06-02 2026-09-28 ok
apigwrst.americanmuscle.com 11 2026-06-02 2026-09-28 ok
dev.americanmuscle.com 18 2026-06-01 2026-09-30 ok
todd.dev.americanmuscle.com 11 2026-06-02 2026-09-28 ok
apigw.americanmuscle.com 9 2026-06-02 2026-09-28 ok
show.americanmuscle.com 9 2026-06-02 2026-09-28 ok
www.americanmuscle.com 22 2026-06-01 2026-09-30 ok

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