cugb.edu.cn has IPv4 has IPv6 ::1 (time=0.000083) edu22.info has IPv4 has IPv6 ::1 (time=0.000082) www.uc.cn has IPv4 has IPv6 :: (time=0.000083) www.ucweb.com has IPv4 has IPv6 :: (time=0.000163) univ-tlemcen.dz has IPv4 has IPv6 ::1 (time=0.000089)