cottonon.com                   has IPv4  has IPv6  ::  (time=0.000108)
ecust.edu.cn                   has IPv4  has IPv6  ::1  (time=0.000250)
edu22.info                     has IPv4  has IPv6  ::1  (time=0.000080)
pega.com                       has IPv4  has IPv6  ::  (time=0.000082)
univ-msila.dz                  has IPv4  has IPv6  ::1  (time=0.000077)
univ-tlemcen.dz                has IPv4  has IPv6  ::1  (time=0.000248)