nic.xn--11b4c3d	IN	NS	av1.nstld.com
nic.xn--11b4c3d	IN	NS	av2.nstld.com
nic.xn--11b4c3d	IN	NS	av3.nstld.com
nic.xn--11b4c3d	IN	NS	av4.nstld.com