Robtex

Up: 201.166.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 201.166.48.0/21
Down right: 201.166.56.0/21

IP	Type	Hostname
201.166.48.90	PTR	201.166.48.90.cable.dyn.cableonline.com.mx
201.166.49.44	A+PTR	201.166.49.44.cable.dyn.cableonline.com.mx
201.166.49.124	PTR	201.166.49.124.cable.dyn.cableonline.com.mx
201.166.49.219	A+PTR	201.166.49.219.cable.dyn.cableonline.com.mx
201.166.50.205	A+PTR	201.166.50.205.cable.dyn.cableonline.com.mx
201.166.51.103	A+PTR	201.166.51.103.cable.dyn.cableonline.com.mx
201.166.51.232	A+PTR	201.166.51.232.cable.dyn.cableonline.com.mx
201.166.51.247	A	201.166.51.247.cable.dyn.cableonline.com.mx
201.166.53.47	A+PTR	201.166.53.47.cable.dyn.cableonline.com.mx
201.166.53.108	A+PTR	201.166.53.108.cable.dyn.cableonline.com.mx
201.166.53.212	A+PTR	201.166.53.212.cable.dyn.cableonline.com.mx
201.166.54.121	A+PTR	201.166.54.121.cable.dyn.cableonline.com.mx
201.166.56.58	A+PTR	201.166.56.58.cable.dyn.cableonline.com.mx
201.166.56.59	A+PTR	201.166.56.59.cable.dyn.cableonline.com.mx
201.166.56.157	A+PTR	201.166.56.157.cable.dyn.cableonline.com.mx
201.166.57.5	PTR	201.166.57.5.cable.dyn.cableonline.com.mx
201.166.57.59	A+PTR	201.166.57.59.cable.dyn.cableonline.com.mx
201.166.60.72	A	201.166.60.72.cable.dyn.cableonline.com.mx
201.166.61.159	A+PTR	201.166.61.159.cable.dyn.cableonline.com.mx
201.166.62.61	PTR	201.166.62.61.cable.dyn.cableonline.com.mx
201.166.62.71	A+PTR	201.166.62.71.cable.dyn.cableonline.com.mx
201.166.62.151	A+PTR	201.166.62.151.cable.dyn.cableonline.com.mx
201.166.62.169	A+PTR	201.166.62.169.cable.dyn.cableonline.com.mx
201.166.63.4	A	mxl.cablemas.com
201.166.63.25	A	201.166.63.25.cable.dyn.cableonline.com.mx
201.166.63.27	A	201.166.63.27.cable.dyn.cableonline.com.mx
201.166.63.44	A	201.166.63.44.cable.dyn.cableonline.com.mx
201.166.63.63	A	201.166.63.63.cable.dyn.cableonline.com.mx