Download DumpSec (
http://www.systemtools.com/somarsoft), install the download on an XP machine, uncheck "Hyena"; then copy DumpSec.exe and the help file into the folder with the script below.
In the script, specify the path and name of an input file with the server names you want to query (one name per line), and the output file; the script will generate a comma separated file which you can import into Excel and process there.