ns2.nyu.edu has one IP number , which also has a corresponding reverse pointer. nyu.cz, nyu.net, nyu.edu, nyu.ac.uk, cs.nyu.edu and at least 100 other hosts use this as a nameserver. nyu.edu is a domain controlled by three nameservers. Two of them are on the same IP network. Incoming mail for nyu.edu is handled by one mailserver at nyu.edu themselves. nyu.edu has one IP number. ns2.nyu.edu is hosted on a server in United States.