Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

38 hosts · 176 ms

HostCertsFirst seenLast seen
sonylife.co.jp 22 2026-04-23 2026-10-06
*.sonylife.co.jp 24 2025-07-18 2026-10-06
web850tva-t1.sonylife.co.jp 1 2025-11-07 2025-11-07
asgwsr002.sonylife.co.jp 1 2026-04-23 2026-04-23
nms123.sonylife.co.jp 2 2025-06-16 2026-06-17
nms323.sonylife.co.jp 2 2025-06-16 2026-06-17
web132rva.sonylife.co.jp 3 2025-09-18 2026-10-02
gws108rva.sonylife.co.jp 23 2026-04-23 2026-10-06
cb.sonylife.co.jp 24 2026-01-20 2026-10-06
rc.sonylife.co.jp 23 2026-04-23 2026-10-06
gws108tvc.sonylife.co.jp 1 2026-01-20 2026-01-20
wpf.sonylife.co.jp 23 2025-11-07 2026-10-06
with.sonylife.co.jp 2 2026-01-20 2026-01-20
gw.with.sonylife.co.jp 1 2026-01-29 2026-01-29
cs-s.sonylife.co.jp 1 2025-10-08 2025-10-08
cs.sonylife.co.jp 1 2025-10-08 2025-10-08
dss.sonylife.co.jp 23 2026-04-23 2026-10-06
cs-t.sonylife.co.jp 1 2026-06-03 2026-06-03
cw.sonylife.co.jp 2 2026-02-27 2026-07-27
www.sonylife.co.jp 1 2026-06-01 2026-06-01
az.sonylife.co.jp 14 2026-05-10 2026-09-05
*.az.sonylife.co.jp 14 2026-05-10 2026-09-05
rvp.adp.az.sonylife.co.jp 10 2026-04-15 2026-08-11
sts.adp.az.sonylife.co.jp 10 2026-04-15 2026-08-11
rvp.adt.az.sonylife.co.jp 8 2026-05-09 2026-09-04
sts.adt.az.sonylife.co.jp 8 2026-05-09 2026-09-04
bz.sonylife.co.jp 32 2026-04-15 2026-09-26
*.bz.sonylife.co.jp 32 2026-04-15 2026-09-26
front2-line01.slispfdevcs.bz.sonylife.co.jp 12 2026-04-15 2026-08-11
front2.slispfdevcs.bz.sonylife.co.jp 12 2026-04-15 2026-08-11
www-t.bz.sonylife.co.jp 6 2026-05-06 2026-09-01
www.bz.sonylife.co.jp 8 2025-09-30 2026-09-01
cz.sonylife.co.jp 21 2026-05-16 2026-10-01
*.cz.sonylife.co.jp 21 2026-05-16 2026-10-01
bc.cz.sonylife.co.jp 4 2026-09-14 2026-10-06
cs.cz.sonylife.co.jp 1 2026-10-06 2026-10-06
bc-t.cz.sonylife.co.jp 6 2026-05-17 2026-09-12
cs-t.cz.sonylife.co.jp 6 2026-05-17 2026-09-12

Programmatic access: API GET /v1/hosts/sonylife.co.jp (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/sonylife.co.jp.