ns-ext.nic.cz

Summary

ns-ext.nic.cz has one IP number , but the reverse is a.ns.nic.cz. a.ns.nic.cz, a.ns.cznic.org and a.ns.xn--hkyrky-ptac70bc.cz point to the same IP. it.ao and co.ao use this as a nameserver. nic.cz is a domain controlled by three nameservers at ns.nic.cz. Two of them are on the same IP network. Incoming mail for nic.cz is handled by four mailservers. Two mailservers have the same IP number. Two of them are on the same IP network. nic.cz has one IP number. ns-ext.nic.cz is hosted on a server in Czech Republic.