cottonon.com has IPv4 has IPv6 :: (time=0.000233) edu22.info has IPv4 has IPv6 ::1 (time=0.000105) hofstra.edu has IPv4 has IPv6 :: (time=0.000229) pega.com has IPv4 has IPv6 :: (time=0.000105) univ-msila.dz has IPv4 has IPv6 ::1 (time=0.000106)