Sorry, we have no information about lpa.mercadolibre.com.mx. mercadolibre.com.mx is delegated to four nameservers, however all four delegated nameservers are missing in the zone and four other nameservers are listed instead. There are four duplicated IP numbers. Some of them are on the same IP network. Incoming mail for mercadolibre.com.mx is handled by one mailserver at mercadolibre.com.mx themselves. mercadolibre.com.mx has two IP numbers. They are on different IP networks.