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.

100 hosts (first page) · 455 ms

HostCertsFirst seenLast seenDNS
www10.e-kakushin.com 1 2026-05-18 2026-05-18 ok
api-www10.e-kakushin.com 1 2026-05-18 2026-05-18 ok
sis0.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www0.e-kakushin.com 2 2026-03-02 2026-03-02 ok
vr01.e-kakushin.com 1 2026-08-20 2026-08-20 ok
share1.e-kakushin.com 1 2025-11-04 2025-11-04 ok
stream1.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
share1-chatm1.e-kakushin.com 1 2026-01-05 2026-01-05 ok
share1-turn1.e-kakushin.com 1 2026-01-05 2026-01-05 ok
stream1-turn1.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
stream2-turn1.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
share-turn1.e-kakushin.com 1 2026-01-05 2026-01-05 ok
share1-video1.e-kakushin.com 1 2026-01-05 2026-01-05 ok
share-video1.e-kakushin.com 1 2026-01-05 2026-01-05 ok
sis1.e-kakushin.com 1 2025-12-01 2025-12-01 ok
share1-chat1.e-kakushin.com 1 2026-01-05 2026-01-05 ok
www1.e-kakushin.com 1 2025-12-01 2025-12-01 ok
stream2.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
share1-turn2.e-kakushin.com 1 2026-01-05 2026-01-05 ok
stream1-turn2.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
stream2-turn2.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
share-turn2.e-kakushin.com 1 2026-01-05 2026-01-05 ok
share1-video2.e-kakushin.com 1 2026-01-05 2026-01-05 ok
share-video2.e-kakushin.com 1 2026-01-05 2026-01-05 ok
sis2.e-kakushin.com 2 2026-03-02 2026-03-02 ok
share-chat2.e-kakushin.com 1 2026-01-05 2026-01-05 ok
www2.e-kakushin.com 2 2026-03-02 2026-03-02 ok
payroll3.e-kakushin.com 1 2026-06-16 2026-06-16 ok
sis3.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www3.e-kakushin.com 2 2026-03-02 2026-03-02 ok
sis4.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www4.e-kakushin.com 2 2026-03-02 2026-03-02 ok
sis6.e-kakushin.com 1 2025-11-04 2025-11-04 nodata
www6.e-kakushin.com 1 2025-11-04 2025-11-04 ok
sis7.e-kakushin.com 1 2025-11-04 2025-11-04 ok
www7.e-kakushin.com 1 2025-11-04 2025-11-04 ok
sis8.e-kakushin.com 1 2026-03-02 2026-03-02 ok
www8.e-kakushin.com 1 2025-11-04 2025-11-04 ok
www9.e-kakushin.com 2 2026-03-02 2026-03-02 ok
kanri.ca.e-kakushin.com 1 2026-03-10 2026-03-10 ok
www.ca.e-kakushin.com 1 2026-03-10 2026-03-10 ok
chk-myc-osaka.e-kakushin.com 1 2026-04-16 2026-04-16 ok
chk-mys-osaka.e-kakushin.com 1 2026-04-16 2026-04-16 ok
chk-myw-osaka.e-kakushin.com 1 2026-04-16 2026-04-16 ok
epa.e-kakushin.com 1 2026-04-16 2026-04-16 ok
cloudcamera.e-kakushin.com 4 2026-05-24 2026-07-23 ok
acc.e-kakushin.com 1 2025-12-01 2025-12-01 ok
dev-nc-sec.e-kakushin.com 1 2026-06-16 2026-06-16 ok
dih-nc.e-kakushin.com 1 2025-10-02 2025-10-02 ok
dev-dih-nc.e-kakushin.com 1 2026-01-30 2026-01-30 ok
hr-nc.e-kakushin.com 1 2026-06-16 2026-06-16 ok
dev-hr-nc.e-kakushin.com 1 2026-06-16 2026-06-16 ok
ds-nc.e-kakushin.com 2 2026-01-30 2026-01-30 ok
dev-ds-nc.e-kakushin.com 2 2026-01-30 2026-01-30 ok
myc.e-kakushin.com 1 2026-04-16 2026-04-16 ok
dev-myc.e-kakushin.com 1 2026-04-16 2026-04-16 ok
vr2d.e-kakushin.com 1 2026-08-20 2026-08-20 ok
dev-ad.e-kakushin.com 1 2025-12-01 2025-12-01 ok
spnsconsole.e-kakushin.com 1 2026-01-05 2026-01-05 nodata
share.e-kakushin.com 1 2026-01-05 2026-01-05 ok
usbremote.e-kakushin.com 2 2025-08-04 2026-08-05 nodata
e-learning.e-kakushin.com 1 2025-10-02 2025-10-02 ok
api-stg.e-kakushin.com 1 2026-05-18 2026-05-18 ok
ch.e-kakushin.com 1 2026-06-16 2026-06-16 ok
dev-ch.e-kakushin.com 1 2026-06-16 2026-06-16 ok
dh.e-kakushin.com 1 2026-06-16 2026-06-16 ok
dev-dh.e-kakushin.com 1 2026-06-16 2026-06-16 ok
dih.e-kakushin.com 1 2025-10-02 2025-10-02 ok
dev-dih.e-kakushin.com 1 2026-01-30 2026-01-30 ok
api.e-kakushin.com 1 2026-05-18 2026-05-18 ok
stream1-api.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
stream2-api.e-kakushin.com 1 2026-05-26 2026-05-26 nxdomain
numk.e-kakushin.com 3 2025-08-03 2026-08-05 ok
epk.e-kakushin.com 1 2026-04-16 2026-04-16 ok
form.e-kakushin.com 1 2025-12-01 2025-12-01 ok
dev-okasan.e-kakushin.com 1 2025-12-01 2025-12-01 ok
sis-cdn.e-kakushin.com 3 2025-09-01 2026-09-03 ok
sign.e-kakushin.com 1 2026-01-30 2026-01-30 nodata
my-sign.e-kakushin.com 1 2026-04-16 2026-04-16 nodata
share1-stun.e-kakushin.com 1 2025-11-04 2025-11-04 ok
geo.e-kakushin.com 3 2025-07-01 2026-09-03 ok
sis-geo.e-kakushin.com 3 2025-07-01 2026-09-03 ok
chk-myc-tokyo.e-kakushin.com 1 2026-04-16 2026-04-16 ok
chk-mys-tokyo.e-kakushin.com 1 2026-04-16 2026-04-16 ok
chk-myw-tokyo.e-kakushin.com 1 2026-04-16 2026-04-16 ok
www10p.e-kakushin.com 1 2026-05-18 2026-05-18 ok
sis0p.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www0p.e-kakushin.com 2 2026-03-02 2026-03-02 ok
sis2p.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www2p.e-kakushin.com 1 2026-05-18 2026-05-18 ok
sis3p.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www3p.e-kakushin.com 1 2026-05-18 2026-05-18 ok
sis4p.e-kakushin.com 2 2026-03-02 2026-03-02 ok
www4p.e-kakushin.com 2 2026-03-02 2026-03-02 ok
sp.e-kakushin.com 1 2026-01-05 2026-01-05 ok
testsp.e-kakushin.com 1 2026-01-05 2026-01-05 ok
ch-ftp.e-kakushin.com 1 2026-06-16 2026-06-16 nodata
dev-ch-ftp.e-kakushin.com 1 2026-06-16 2026-06-16 nodata
dh-ftp.e-kakushin.com 1 2026-06-16 2026-06-16 nodata
dev-dh-ftp.e-kakushin.com 1 2026-06-16 2026-06-16 nodata

Showing the first 100 hostnames — sign in with GitHub or Google to page the full list, or use the API with an API key: GET /v1/hosts/e-kakushin.com.

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/e-kakushin.com.