Managed Network Systems Inc. MNSI-BLK-1 (NET-216-8-128-0-1) 216.8.128.0 - 216.8.191.255 NEXT DIMENSION INC MNSI-NEXTD-BLK1 (NET-216-8-176-0-1) 216.8.176.0 - 216.8.179.255 Private Customer AIRIABRANDS (NET-216-8-179-24-1) 216.8.179.24 - 216.8.179.31