def _reverse_pointer(self):
reverse_octets = _compat_str(self).split('<STR_LIT:.>')[::-<NUM_LIT:1>]<EOL>return '<STR_LIT:.>'.join(reverse_octets) + '<STR_LIT>'<EOL>
Return the reverse DNS pointer name for the IPv4 address.

        This implements the method described in RFC1035 3.5.