Robtex

Up: 120.161.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 120.161.0.0/18
Down right: 120.161.64.0/18

IP	Type	Hostname
120.161.21.103	PTR	120-161-21-103.resources.indosat.com
120.161.25.164	PTR	120-161-25-164.resources.indosat.com
120.161.64.236	PTR	120-161-64-236.resources.indosat.com
120.161.66.1	PTR	120-161-66-1.resources.indosat.com
120.161.68.114	PTR	120-161-68-114.resources.indosat.com
120.161.69.239	PTR	120-161-69-239.resources.indosat.com
120.161.70.19	PTR	120-161-70-19.resources.indosat.com
120.161.76.200	PTR	120-161-76-200.resources.indosat.com
120.161.78.82	PTR	120-161-78-82.resources.indosat.com
120.161.78.96	PTR	120-161-78-96.resources.indosat.com
120.161.79.15	PTR	120-161-79-15.resources.indosat.com
120.161.112.136	PTR	120-161-112-136.resources.indosat.com
120.161.113.247	PTR	120-161-113-247.resources.indosat.com
120.161.114.209	PTR	120-161-114-209.resources.indosat.com
120.161.114.210	PTR	120-161-114-210.resources.indosat.com
120.161.117.238	PTR	120-161-117-238.resources.indosat.com
120.161.118.205	PTR	120-161-118-205.resources.indosat.com
120.161.119.191	PTR	120-161-119-191.resources.indosat.com
120.161.120.148	PTR	120-161-120-148.resources.indosat.com