ns2.nic.in has one IP number , but the reverse is ren.nic.in. ren.nic.in and ns.nicsi.com point to the same IP. nhri.net, mp.gov.in, bsf.gov.in, cwc.gov.in, smb.gov.in and at least 100 other hosts use this as a nameserver. nic.in is a domain controlled by three nameservers at nic.in themselves. All of them are on different IP networks. Incoming mail for nic.in is handled by one mailserver having a total of four IP numbers. Some of them are on the same IP network. nic.in has one IP number , but the reverse is nicnet.nic.in. ns2.nic.in is hosted on a server in India.