This IP range has been the subject of several spam blacklists. This company is basically an ISP.
Ping Sweep shows these hosts up on subnet 128: 1,2
Ping Sweep shows these hosts up on subnet 129: 11,18,32,52,63,129,131,148,151,152,163,170,208,221,228,232,247
Ping Sweep shows no hosts up on subnets 130 & 131.
Ping Sweep shows these hosts up on subnet 132: 11,16,27,34,44,61,62,84,110,112,128,131,155,149,164,183,188,217,219,231,233,250
Ping Sweep shows these hosts up on subnet 133: 7,8,27,42,44,48,57,65,67,68,70,75,89,97,101,104,137,186,228
Ping Sweep shows these hosts up on subnet 134: 16,164,181,204,205,210,214,218,221,232,238,244,245,252-254
Ping Sweep shows these hosts up on subnet 135: 2,8,12,13,25,29,31,39,44,55,64,65,70,71,75,82,89,95,99,103,122,125,134,152,157,158,180,188
Ping Sweep shows no hosts up on subnets 136-139.
Ping Sweep shows these hosts up on subnet 140: 2
Ping Sweep shows no hosts up on subnets 141-159.
Ping Sweep shows these hosts up on subnet 160: 3,4,11,14,22,23,26,29,33,35,40,42,45,48,70,73,78,88,136,153,167,174,196,226,228,233,237,250,253
Ping Sweep shows these hosts up on subnet 161: 5,21,68,123,140,150,198
Ping Sweep shows these hosts up on subnet 162: 1
Ping Sweep shows no hosts up on subnet 163.
Ping Sweep shows these hosts up on subnet 164: 12,14,16,20,23,25,29,35,36,39,47,49,57,64,65,69,73,86,91,93,97,99
Ping Sweep shows these hosts up on subnet 165: 3,14,42,48,61,74,118,121,128,135,146,150,155,189,193,214,226,245,254
Ping Sweep shows these hosts up on subnet 166: 1,36,77,86,125,131,147,157,161,169,180,211,223,225
Ping Sweep shows these hosts up on subnet 167: 1,17,33,49,65,66,81,97
Ping Sweep shows these hosts up on subnet 168: 5,9,12,16,17,34,38,42,46-49,102,121,139,241
Ping Sweep shows these hosts up on subnet 169: 46,108,110,117
Ping Sweep shows no hosts up on subnet 170.
Ping Sweep shows these hosts up on subnet 171: 1,33,36,40,65,66,81,97,99,100,113,123,125
Ping Sweep shows these hosts up on subnet 172: 4,10-13,17,19,24,35,39,41,45,49,115,156,164,229
Ping Sweep shows these hosts up on subnet 173: 1,27,44,59,65,69,71,75,82,85,114,120,158,169,175,176,184,198,215,234
Ping Sweep shows no hosts up on subnets 174 & 175.
Ping Sweep shows these hosts up on subnet 176: 3,12,19,22,35,60,61,98,112,133,142,147,163,171,180,190,193,209,226,235
Ping Sweep shows these hosts up on subnet 177: 28,43,101,106,107,117,130,137,140,160,162,174,181,186,197,214,218,228
Ping Sweep shows these hosts up on subnet 178: 14,16,31,40,45,47,52,63,64,68,74,87,92,101,102,104,105,109,112,123,128,155,164,167,184,189,191,193,194,196,197,203,207216,224,239,240,253
Ping Sweep shows these hosts up on subnet 179: 6,14,22,24,25,51,69,71,76,87,103,122,167,203,214,220,226,227,237,239
Ping Sweep shows these hosts up on subnet 180: 43
Ping Sweep shows no hosts up on subnets 181-254.
Ping Sweep shows these hosts up on subnet 255: 252,254