nic.pnc IN A 165.160.13.20 nic.pnc IN A 165.160.15.20 nic.pnc IN NS a0.nic.pnc. nic.pnc IN NS a2.nic.pnc. nic.pnc IN NS b0.nic.pnc. nic.pnc IN NS c0.nic.pnc.