Optimum Online (Cablevision Systems) NETBLK-OOL-4BLK (NET-67-80-0-0-1)
67.80.0.0 - 67.87.255.255
Optimum Online (Cablevision Systems) OOL-CPE-SMFRCT-67-87-0-0-20 (NET-67-87-0-0-1)
67.87.0.0 - 67.87.15.255
# ARIN WHOIS database, last updated 2008-11-19 19:10
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