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.

85 hosts · 408 ms

HostCertsFirst seenLast seenDNS
*.jr-odekake.net 5 2025-10-29 2026-09-29 —
e5489.jr-odekake.net 7 2026-01-22 2026-07-16 ok
t1-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t2-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t3-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t4-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
n-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
op-e5489.jr-odekake.net 1 2025-10-14 2025-10-14 ok
r-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
nr-e5489.jr-odekake.net 18 2025-10-08 2026-08-24 ok
or-e5489.jr-odekake.net 1 2025-10-14 2025-10-14 ok
icoca.jr-odekake.net 7 2026-01-22 2026-07-16 ok
t1-icoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t2-icoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t3-icoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
n-icoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
op-icoca.jr-odekake.net 1 2025-10-14 2025-10-14 ok
op-mobileicoca.jr-odekake.net 1 2025-10-14 2025-10-14 ok
chat-mobileicoca.jr-odekake.net 1 2026-04-27 2026-04-27 ok
*.mobileicoca.jr-odekake.net 2 2025-06-23 2026-07-13 —
web.mobileicoca.jr-odekake.net 1 2025-10-20 2025-10-20 ok
s1-web.mobileicoca.jr-odekake.net 1 2026-01-26 2026-01-26 ok
s2-web.mobileicoca.jr-odekake.net 1 2026-01-26 2026-01-26 ok
v-web.mobileicoca.jr-odekake.net 1 2026-01-26 2026-01-26 ok
oidc.mobileicoca.jr-odekake.net 1 2025-10-14 2025-10-14 nxdomain
app.mobileicoca.jr-odekake.net 7 2026-01-22 2026-07-16 ok
t1-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t2-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t3-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t4-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t5-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t6-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t7-app.mobileicoca.jr-odekake.net 18 2025-10-08 2026-08-24 ok
mydia.jr-odekake.net 9 2025-09-24 2026-10-05 ok
t-mydia.jr-odekake.net 22 2025-09-24 2026-10-05 ok
guide.jr-odekake.net 3 2025-12-15 2026-01-21 nxdomain
admintools.guide.jr-odekake.net 1 2025-12-15 2025-12-15 nxdomain
timetable.jr-odekake.net 7 2026-01-22 2026-07-16 ok
t-timetable.jr-odekake.net 18 2025-10-08 2026-08-24 ok
pamph.jr-odekake.net 2 2025-12-10 2025-12-10 ok
sozai.jr-odekake.net 5 2026-05-09 2026-09-08 ok
eki.jr-odekake.net 25 2025-10-08 2026-08-24 ok
t1-eki.jr-odekake.net 18 2025-10-08 2026-08-24 ok
mgt-eki.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t1-mgt-eki.jr-odekake.net 18 2025-10-08 2026-08-24 ok
teiki.jr-odekake.net 7 2026-01-22 2026-07-16 nxdomain
preorder-teiki.jr-odekake.net 1 2025-11-04 2025-11-04 ok
adm.preorder-teiki.jr-odekake.net 25 2025-10-08 2026-08-24 ok
stg.adm.preorder-teiki.jr-odekake.net 18 2025-10-08 2026-08-24 ok
origin.stg.adm.preorder-teiki.jr-odekake.net 1 2025-12-15 2025-12-15 ok
origin.adm.preorder-teiki.jr-odekake.net 1 2025-12-15 2025-12-15 ok
idform.preorder-teiki.jr-odekake.net 7 2026-01-22 2026-07-16 ok
stg.idform.preorder-teiki.jr-odekake.net 18 2025-10-08 2026-08-24 ok
origin.stg.idform.preorder-teiki.jr-odekake.net 1 2025-12-15 2025-12-15 ok
origin.idform.preorder-teiki.jr-odekake.net 1 2025-12-15 2025-12-15 ok
t-teiki.jr-odekake.net 18 2025-10-08 2026-08-24 nxdomain
clubj.jr-odekake.net 7 2026-01-22 2026-07-16 ok
t1-clubj.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t2-clubj.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t3-clubj.jr-odekake.net 18 2025-10-08 2026-08-24 ok
n-clubj.jr-odekake.net 18 2025-10-08 2026-08-24 ok
op-clubj.jr-odekake.net 1 2025-10-14 2025-10-14 ok
paradetrain.jr-odekake.net 1 2026-06-09 2026-06-09 ok
cloud.info.jr-odekake.net 2 2025-07-06 2026-06-23 ok
image.info.jr-odekake.net 6 2025-07-08 2026-09-09 ok
click.info.jr-odekake.net 1 2026-05-22 2026-05-22 ok
view.info.jr-odekake.net 2 2025-07-06 2026-06-23 ok
wester.jr-odekake.net 7 2026-01-22 2026-07-16 ok
stg01.wester.jr-odekake.net 18 2025-10-08 2026-08-24 ok
adm.stg01.wester.jr-odekake.net 18 2025-10-08 2026-08-24 ok
stg02.wester.jr-odekake.net 12 2026-01-07 2026-08-24 nxdomain
adm.stg02.wester.jr-odekake.net 12 2026-01-07 2026-08-24 nxdomain
adm.wester.jr-odekake.net 18 2025-10-08 2026-08-24 ok
tickets.jr-odekake.net 7 2026-01-22 2026-07-16 ok
t1-tickets.jr-odekake.net 18 2025-10-08 2026-08-24 ok
n-tickets.jr-odekake.net 18 2025-10-08 2026-08-24 ok
mgt-tickets.jr-odekake.net 18 2025-10-08 2026-08-24 ok
t1-mgt-tickets.jr-odekake.net 18 2025-10-08 2026-08-24 ok
kisetsu.jr-odekake.net 1 2026-06-08 2026-06-08 ok
www.jr-odekake.net 8 2026-01-14 2026-07-16 ok
t-www.jr-odekake.net 18 2025-10-08 2026-08-24 nxdomain
*.www.jr-odekake.net 3 2025-10-09 2026-09-09 —
stg.www.jr-odekake.net 16 2025-11-25 2026-08-24 ok
dev.www.jr-odekake.net 16 2025-11-25 2026-08-24 ok
entry.jr-odekake.net 2 2025-12-15 2025-12-15 ok

Programmatic access, with DNS A records: API GET /v1/hosts/jr-odekake.net (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/jr-odekake.net.