ecust.edu.cn has IPv4 has IPv6 ::1 (time=0.000077) edu22.info has IPv4 has IPv6 ::1 (time=0.000069) www.uc.cn has IPv4 has IPv6 :: (time=0.000103) www.ucweb.com has IPv4 has IPv6 :: (time=0.000088) univ-tlemcen.dz has IPv4 has IPv6 ::1 (time=0.000075)