Summary
mail.ifxnw.cl has one IP number , via cname to
mail.flexmail.ifxnetworks.com , which also has a corresponding reverse pointer.
ia.cl,
sa.cl,
nap.cl,
118.cl,
ltda.cl and at least 69 other hosts point to the same IP.
ifxnw.cl is delegated to two nameservers, however two extra nameservers are listed in the zone. There are two duplicated IP numbers. Some of them are on the same IP network. Incoming mail for
ifxnw.cl is handled by one mailserver at
ifxnw.cl themselves.
ifxnw.cl has one IP number.
mail.ifxnw.cl is hosted on a server in Colombia even though the hostname implies Chile.