t-com.ne.jp

The registry answered, but its answer does not say whether the name is taken. Its full answer is below.

Checked

WHOIS

[ JPRS database provides information on network administration. Its use is    ]
[ restricted to network administration purposes. For further information,     ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e'     ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'.                 ]
Domain Information: [ドメイン情報]
a. [ドメイン名]                 T-COM.NE.JP
b. [ねっとわーくさーびすめい]   あっとてぃーこむいんたーねっとさーびす
c. [ネットワークサービス名]     @TCOMインターネットサービス
d. [Network Service Name]       @TCOM Internet Service
k. [組織種別]                   ネットワークサービス
l. [Organization Type]          Network Service
m. [登録担当者]                 HW1998JP
n. [技術連絡担当者]             HW843JP
p. [ネームサーバ]               dns1.tokai.or.jp
p. [ネームサーバ]               dns2.tokai.or.jp
s. [署名鍵]                     
[状態]                          Connected (2027/08/31)
[登録年月日]                    2001/08/08
[接続年月日]                    2001/08/09
[最終更新]                      2026/09/01 01:02:53 (JST)