Robtex

Up: 151.238.216.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 151.238.220.0/23
Down right: 151.238.222.0/23

IP	Type	Hostname
151.238.220.228	PTR	151-238-220-228.shatel.ir
151.238.221.118	PTR	151-238-221-118.shatel.ir
151.238.222.17	PTR	151-238-222-17.shatel.ir
151.238.222.100	PTR	151-238-222-100.shatel.ir
151.238.222.241	PTR	151-238-222-241.shatel.ir
151.238.223.83	PTR	151-238-223-83.shatel.ir
151.238.223.100	PTR	151-238-223-100.shatel.ir
151.238.223.206	PTR	151-238-223-206.shatel.ir