Robtex

Up: 201.121.64.0/18
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Down left: 201.121.96.0/20
Down right: 201.121.112.0/20

IP	Type	Hostname
201.121.97.99	PTR	dsl-201-121-97-99-dyn.prod-infinitum.com.mx
201.121.97.129	PTR	dsl-201-121-97-129-dyn.prod-infinitum.com.mx
201.121.97.160	PTR	dsl-201-121-97-160-dyn.prod-infinitum.com.mx
201.121.99.64	PTR	dsl-201-121-99-64-dyn.prod-infinitum.com.mx
201.121.99.67	PTR	dsl-201-121-99-67-dyn.prod-infinitum.com.mx
201.121.99.131	PTR	dsl-201-121-99-131-dyn.prod-infinitum.com.mx
201.121.99.163	PTR	dsl-201-121-99-163-dyn.prod-infinitum.com.mx
201.121.99.226	PTR	dsl-201-121-99-226-dyn.prod-infinitum.com.mx
201.121.103.1	PTR	dsl-201-121-103-1-dyn.prod-infinitum.com.mx
201.121.103.33	PTR	dsl-201-121-103-33-dyn.prod-infinitum.com.mx
201.121.103.66	PTR	dsl-201-121-103-66-dyn.prod-infinitum.com.mx
201.121.103.99	PTR	dsl-201-121-103-99-dyn.prod-infinitum.com.mx
201.121.103.193	PTR	dsl-201-121-103-193-dyn.prod-infinitum.com.mx
201.121.103.226	PTR	dsl-201-121-103-226-dyn.prod-infinitum.com.mx
201.121.106.32	PTR	dsl-201-121-106-32-dyn.prod-infinitum.com.mx
201.121.106.99	PTR	dsl-201-121-106-99-dyn.prod-infinitum.com.mx
201.121.106.193	PTR	dsl-201-121-106-193-dyn.prod-infinitum.com.mx
201.121.106.224	PTR	dsl-201-121-106-224-dyn.prod-infinitum.com.mx
201.121.106.227	PTR	dsl-201-121-106-227-dyn.prod-infinitum.com.mx
201.121.108.1	PTR	dsl-201-121-108-1-dyn.prod-infinitum.com.mx
201.121.108.129	PTR	dsl-201-121-108-129-dyn.prod-infinitum.com.mx
201.121.108.163	PTR	dsl-201-121-108-163-dyn.prod-infinitum.com.mx
201.121.115.32	PTR	dsl-201-121-115-32-dyn.prod-infinitum.com.mx
201.121.115.34	PTR	dsl-201-121-115-34-dyn.prod-infinitum.com.mx
201.121.115.65	PTR	dsl-201-121-115-65-dyn.prod-infinitum.com.mx
201.121.115.160	PTR	dsl-201-121-115-160-dyn.prod-infinitum.com.mx
201.121.115.193	PTR	dsl-201-121-115-193-dyn.prod-infinitum.com.mx
201.121.115.195	PTR	dsl-201-121-115-195-dyn.prod-infinitum.com.mx