MXLookup ActiveX MXLookup ActiveX allows you to perform an MX lookup on a domain name to find the mail server records for that domain. Results are returned as an array with the number of mail server hostnames, their ... Cost: $15 Buy full version       Trial version           Descriptions MXLookup ActiveX: MXLookup ActiveX allows you to perform an MX lookup on a domain name to find the mail server records for that domain. Results are returned as an array with the number of mail server hostnames, their preference numbers, and separately returns the hostname with the lowest preference number. An example application is included.