Robtex

Up: 151.245.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 151.245.52.0/23
Down right: 151.245.54.0/23

IP	Type	Hostname
151.245.52.70	PTR	151-245-52-70.shatel.ir
151.245.53.89	PTR	151-245-53-89.shatel.ir
151.245.53.104	PTR	151-245-53-104.shatel.ir
151.245.53.125	PTR	151-245-53-125.shatel.ir
151.245.55.162	PTR	151-245-55-162.shatel.ir