hostmaster.gweb.hu has one IP number , which is the same as for gweb.hu, via cname , but the reverse is mail.gweb.hu. 48.hu, iwf.hu, ghe.hu, tfp.hu, irs.hu and at least 85 other hosts point to the same IP. gweb.hu is a domain controlled by two nameservers on different IP networks. Incoming mail for gweb.hu is handled by two mailservers at gweb.hu themselves. They are on different IP networks. hostmaster.gweb.hu is hosted on a server in Hungary.