dns.efor.es has one IP number. cez.es, edp.es, btv.es, nyd.es, adri.es and at least 100 other hosts use this as a nameserver. efor.es is a domain controlled by four nameservers. Some of them are on the same IP network. Incoming mail for efor.es is handled by one mailserver at efor.es themselves. efor.es has one IP number. dns.efor.es is hosted on a server in Spain.