cottonon.com                   has IPv4  has IPv6  ::  (time=0.000111)
edu22.info                     has IPv4  has IPv6  ::1  (time=0.212482)
hofstra.edu                    has IPv4  has IPv6  ::  (time=0.001023)
pega.com                       has IPv4  has IPv6  ::  (time=0.000093)