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