Given a text file filled with IP's (one per row),
the program will return a new text file with the same IP plus the corresponding netname value (one per row).
If the input file contains:
176.246.74.217
185.100.213.156
185.100.213.48
185.25.234.3
2.226.193.21
2.237.12.38
2.237.167.182
2.237.224.248
2.239.213.224
2.45.73.15
2.45.76.155
2.45.76.46
2.45.83.87
2.45.87.195
2.45.87.72
2.46.40.237
213.233.84.175
the output file will contain:
176.246.74.217;VODAFONE-IT-21
185.100.213.156;AFI1-IE
185.100.213.48;AFI1-IE
185.25.234.3;IT-WIPHONET-20130510
2.226.193.21;FASTWEB-L3-PAT_NAT
2.237.12.38;FASTWEB-L3-PAT_NAT
2.237.167.182;FASTWEB-L3-PAT_NAT
2.237.224.248;FASTWEB-L3-PAT_NAT
2.239.213.224;FASTWEB-POP-INTERNET_SINGOLO
2.45.73.15;VODAFONE-IT-21
2.45.76.155;VODAFONE-IT-21
2.45.76.46;VODAFONE-IT-21
2.45.83.87;VODAFONE-IT-21
2.45.87.195;VODAFONE-IT-21
2.45.87.72;VODAFONE-IT-21
2.46.40.237;VODAFONE-IT-46
213.233.84.175;MOBIFON