Summary
o.mx-ns.mx has one IP number , which also has a corresponding reverse pointer.
ns.nic.mx point to the same IP.
mx,
ns.mx,
org.mx,
nic.mx,
com.mx and at least 53 other hosts use this as a nameserver.
mx-ns.mx is a domain controlled by six nameservers at
mx-ns.mx themselves. All of them are on different IP networks. Incoming mail for
mx-ns.mx is handled by two mailservers on different IP networks.
o.mx-ns.mx is hosted on a server in Mexico.