cugb.edu.cn has IPv4 has IPv6 ::1 (time=0.000094) ecust.edu.cn has IPv4 has IPv6 ::1 (time=0.000089) ia.ac.cn has IPv4 has IPv6 ::1 (time=0.000089) okcis.cn has IPv4 has IPv6 ::1 (time=0.000087) www.uc.cn has IPv4 has IPv6 :: (time=0.000103) www.ucweb.com has IPv4 has IPv6 :: (time=0.000086)