AT&T Internet Services SBCIS-SIS80 (NET-70-128-0-0-1) 
                                  70.128.0.0 - 70.143.255.255
PPPoX Pool - bras2.wchtks SBCIS-102005083912 (NET-70-130-32-0-1) 
                                  70.130.32.0 - 70.130.47.255

# ARIN WHOIS database, last updated 2009-11-20 20:00
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