Optimum Online OOL-2BLK (NET-24-184-0-0-1) 24.184.0.0 - 24.187.255.255 Optimum Online (Cablevision Systems) OOL-CPE-NWRKNJ-24-185-128-0-20 (NET-24-185-128-0-1) 24.185.128.0 - 24.185.143.255