bpk.go.id                      has IPv4  has IPv6  ::1  (time=0.000337)
cugb.edu.cn                    has IPv4  has IPv6  ::1  (time=0.000111)
ecust.edu.cn                   has IPv4  has IPv6  ::1  (time=0.000123)
edu22.info                     has IPv4  has IPv6  ::1  (time=0.000117)