Robtex

Up: 189.249.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 189.249.192.0/19
Down right: 189.249.224.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
189.249.200.109	PTR	dsl-189-249-200-109-dyn.prod-infinitum.com.mx
189.249.206.1	PTR	dsl-189-249-206-1-dyn.prod-infinitum.com.mx
189.249.206.3	PTR	dsl-189-249-206-3-dyn.prod-infinitum.com.mx
189.249.211.65	PTR	dsl-189-249-211-65-dyn.prod-infinitum.com.mx
189.249.211.67	PTR	dsl-189-249-211-67-dyn.prod-infinitum.com.mx
189.249.211.192	PTR	dsl-189-249-211-192-dyn.prod-infinitum.com.mx
189.249.211.195	PTR	dsl-189-249-211-195-dyn.prod-infinitum.com.mx
189.249.216.133	PTR	dsl-189-249-216-133-dyn.prod-infinitum.com.mx
189.249.218.54	PTR	dsl-189-249-218-54-dyn.prod-infinitum.com.mx
189.249.220.25	PTR	dsl-189-249-220-25-dyn.prod-infinitum.com.mx
189.249.220.25	A	mail.smartketing-research.com
189.249.222.228	PTR	dsl-189-249-222-228-dyn.prod-infinitum.com.mx
189.249.225.174	PTR	dsl-189-249-225-174-dyn.prod-infinitum.com.mx
189.249.227.62	PTR	dsl-189-249-227-62-dyn.prod-infinitum.com.mx
189.249.227.195	PTR	dsl-189-249-227-195-dyn.prod-infinitum.com.mx
189.249.228.139	PTR	dsl-189-249-228-139-dyn.prod-infinitum.com.mx
189.249.232.193	A	ciclismourbano.net
189.249.236.169	PTR	dsl-189-249-236-169-dyn.prod-infinitum.com.mx
189.249.236.169	A	deduce.com.mx
189.249.245.48	A	firewall.gpoinmob.com.mx
189.249.246.120	PTR	dsl-189-249-246-120-dyn.prod-infinitum.com.mx
189.249.247.222	PTR	dsl-189-249-247-222-dyn.prod-infinitum.com.mx
189.249.247.222	A	elcuento.org
189.249.247.222	A	mail.xffm.org
189.249.250.107	PTR	dsl-189-249-250-107-dyn.prod-infinitum.com.mx
189.249.252.69	PTR	dsl-189-249-252-69-dyn.prod-infinitum.com.mx
189.249.252.253	A	mail.grupotadco.net