+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ / CPU / +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ / OS / +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
where:
CPU A <character-string> which specifies the CPU type. OS A <character-string> which specifies the operating system type.
Standard values for CPU and OS can be found in [RFC-1010].
HINFO records are used to acquire general information about a host. The main use is for protocols such as FTP that can use special procedures when talking between machines or operating systems of the same type.