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Quantitatively Assessing and Visualising Industrial System Attack Surfaces

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CHAPTER 3. EXPLORING THE DATASET 39<br />

AS BGP Prefix CC Registry Allocated AS Name Count<br />

22394 69.98.160.0/19 US arin 2003-11-19 CELLCO - Cellco Partnership DBA Verizon Wireless 405<br />

7132 69.104.0.0/13 US arin 2003-11-21 SBIS-AS - AT&T Internet Services 360<br />

1134 89.200.0.0/17 NL ripencc 2006-03-30 KPNM-NL KPN Mobile Network Operator 220<br />

8786 46.66.0.0/15 NO ripencc 2010-06-23 TELENOR-MOBIL Telenor Norge AS 195<br />

3292 62.236.0.0/15 FI ripencc 1998-04-01 TDC TDC Data Networks 188<br />

7018 64.108.0.0/15 US arin 2000-06-13 ATT-INTERNET4 - AT&T Services, Inc. 156<br />

19262 64.222.0.0/18 US arin 2000-03-01 VZGNI-TRANSIT - Verizon Online LLC 138<br />

209 65.100.0.0/14 US arin 2001-01-03 ASN-QWEST - Qwest Communications Company, LLC 129<br />

3301 78.64.0.0/12 SE ripencc 2007-03-09 TELIANET-SWEDEN TeliaNet Sweden 121<br />

6389 168.8.48.0/22 US arin 1993-07-16 BELLSOUTH-NET-BLK - BellSouth.net Inc. 100<br />

Table 3.3: The ten Autonomous <strong>System</strong>s with the most exposure.

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