nic.tushu name server dnsc.nic.tushu.
nic.tushu name server dnsb.nic.tushu.
nic.tushu name server dnsd.nic.tushu.
nic.tushu name server dns4.nic.tushu.
nic.tushu name server dns3.nic.tushu.
nic.tushu name server dns2.nic.tushu.
nic.tushu name server dns1.nic.tushu.
nic.tushu name server dnsa.nic.tushu.
