cjlu.edu.cn has IPv4 has IPv6 ::1 (time=0.000084) ecust.edu.cn has IPv4 has IPv6 ::1 (time=0.000124) edu22.info has IPv4 has IPv6 ::1 (time=0.000113) www.uc.cn has IPv4 has IPv6 :: (time=0.000109) www.ucweb.com has IPv4 has IPv6 :: (time=0.000116)