Robtex

Up: 201.104.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 201.104.128.0/19
Down right: 201.104.160.0/19

IP	Type	Hostname
201.104.131.2	PTR	dup-201-104-131-2.prod-dial.com.mx
201.104.131.193	PTR	dup-201-104-131-193.prod-dial.com.mx
201.104.131.194	PTR	dup-201-104-131-194.prod-dial.com.mx
201.104.140.32	PTR	dup-201-104-140-32.prod-dial.com.mx
201.104.143.243	PTR	dup-201-104-143-243.prod-dial.com.mx
201.104.147.136	PTR	dup-201-104-147-136.prod-dial.com.mx
201.104.150.110	A	yiwentong.com
201.104.153.66	PTR	dup-201-104-153-66.prod-dial.com.mx
201.104.153.129	PTR	dup-201-104-153-129.prod-dial.com.mx
201.104.153.193	PTR	dup-201-104-153-193.prod-dial.com.mx
201.104.188.73	PTR	dup-201-104-188-73.prod-dial.com.mx