例

登録済み：350287008312448
C:\>nslookup aaa.350287008312448.bbm.2ch.net
Server: user-ns2.dti.ad.jp
Address: 202.216.224.67

Non-authoritative answer:
Name: aaa.350287008312448.bbm.2ch.net
Address: 127.0.0.2



未登録：05001012509324_ab
C:\>nslookup qwer.05001012509324_ab.bbm.2ch.net
Server: user-ns2.dti.ad.jp
Address: 202.216.224.67

*** user-ns2.dti.ad.jp can't find abcd.05001012509324_ab.bbm.2ch.net: Non-existent domain