Robtex

Up: 151.247.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 151.247.72.0/22
Down right: 151.247.76.0/22

IP	Type	Hostname
151.247.72.189	PTR	151-247-72-189.shatel.ir
151.247.76.42	PTR	151-247-76-42.shatel.ir
151.247.76.138	PTR	151-247-76-138.shatel.ir
151.247.76.151	PTR	151-247-76-151.shatel.ir
151.247.77.255	PTR	151-247-77-255.shatel.ir
151.247.78.92	PTR	151-247-78-92.shatel.ir
151.247.79.133	PTR	151-247-79-133.shatel.ir