cottonon.com has IPv4 has IPv6 :: (time=0.000121) ecust.edu.cn has IPv4 has IPv6 ::1 (time=0.000127) pega.com has IPv4 has IPv6 :: (time=0.000091) univ-msila.dz has IPv4 has IPv6 ::1 (time=0.000123) zimbra.org has IPv4 has IPv6 :: (time=0.000092)