192.227.1.0 - 192.227.15.0 Asian Development Bank (NETBLK-TBLK-ADBNET2) 192.227.16.0 - 192.227.31.0 Defense Technology Security Administration (NETBLK-TBLK-DTSA) 192.227.32.0 - 192.227.63.0 Froedtert Memorial Lutheran Hospital (NETBLK-TBLK-FMLH) 192.227.64.0 - 192.227.127.0 Coal Services Corp. (NETBLK-TBLK-COALSERV2)