Robtex

Up: 120.138.192.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 120.138.200.0/22
Down right: 120.138.204.0/22

IP	Type	Hostname
120.138.200.161	PTR	piin200161.pacific.net.in
120.138.201.137	PTR	piin201137.pacific.net.in
120.138.203.233	PTR	piin203233.pacific.net.in
120.138.204.216	PTR	piin204216.pacific.net.in
120.138.204.219	PTR	piin204219.pacific.net.in
120.138.205.144	PTR	piin205144.pacific.net.in
120.138.206.138	PTR	piin206138.pacific.net.in