Robtex

Up: 189.172.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 189.172.32.0/21
Down right: 189.172.40.0/21

IP	Type	Hostname
189.172.33.2	PTR	dsl-189-172-33-2-dyn.prod-infinitum.com.mx
189.172.33.184	PTR	dsl-189-172-33-184-dyn.prod-infinitum.com.mx
189.172.33.224	PTR	dsl-189-172-33-224-dyn.prod-infinitum.com.mx
189.172.34.2	PTR	dsl-189-172-34-2-dyn.prod-infinitum.com.mx
189.172.34.158	PTR	dsl-189-172-34-158-dyn.prod-infinitum.com.mx
189.172.36.179	PTR	dsl-189-172-36-179-dyn.prod-infinitum.com.mx
189.172.37.231	PTR	dsl-189-172-37-231-dyn.prod-infinitum.com.mx
189.172.38.108	PTR	dsl-189-172-38-108-dyn.prod-infinitum.com.mx
189.172.38.219	PTR	dsl-189-172-38-219-dyn.prod-infinitum.com.mx
189.172.39.192	PTR	dsl-189-172-39-192-dyn.prod-infinitum.com.mx
189.172.42.68	PTR	dsl-189-172-42-68-dyn.prod-infinitum.com.mx
189.172.43.229	PTR	dsl-189-172-43-229-dyn.prod-infinitum.com.mx
189.172.44.179	PTR	dsl-189-172-44-179-dyn.prod-infinitum.com.mx
189.172.44.190	A	difasur.com
189.172.45.63	PTR	dsl-189-172-45-63-dyn.prod-infinitum.com.mx
189.172.45.241	PTR	dsl-189-172-45-241-dyn.prod-infinitum.com.mx
189.172.46.34	A	blacklist1.dnsblocklist.com
189.172.47.33	PTR	dsl-189-172-47-33-dyn.prod-infinitum.com.mx
189.172.47.46	PTR	dsl-189-172-47-46-dyn.prod-infinitum.com.mx
189.172.47.215	PTR	dsl-189-172-47-215-dyn.prod-infinitum.com.mx
189.172.47.245	PTR	dsl-189-172-47-245-dyn.prod-infinitum.com.mx