ecust.edu.cn                   has IPv4  has IPv6  ::1  (time=0.000071)
edu22.info                     has IPv4  has IPv6  ::1  (time=0.000081)
hofstra.edu                    has IPv4  has IPv6  ::  (time=0.000074)
www.uc.cn                      has IPv4  has IPv6  ::  (time=0.000075)
www.ucweb.com                  has IPv4  has IPv6  ::  (time=0.000065)
univ-tlemcen.dz                has IPv4  has IPv6  ::1  (time=0.000078)