ecust.edu.cn has IPv4 has IPv6 ::1 (time=0.000180) edu22.info has IPv4 has IPv6 ::1 (time=0.000073) www.uc.cn has IPv4 has IPv6 :: (time=0.000152) www.ucweb.com has IPv4 has IPv6 :: (time=0.000092) univ-tlemcen.dz has IPv4 has IPv6 ::1 (time=0.000078)