Robtex

Up: 201.128.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 201.128.128.0/19
Down right: 201.128.160.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
201.128.128.128	A+PTR	dsl-201-128-128-128.prod-infinitum.com.mx
201.128.129.137	A+PTR	dsl-201-128-129-137.prod-infinitum.com.mx
201.128.129.137	A	mail.bodegadelibros.com.mx
201.128.129.207	A+PTR	dsl-201-128-129-207.prod-infinitum.com.mx
201.128.129.207	A	bodegadelibros.com.mx
201.128.132.98	A+PTR	dsl-201-128-132-98.prod-infinitum.com.mx
201.128.137.68	A+PTR	dsl-201-128-137-68.prod-infinitum.com.mx
201.128.137.68	A	salinasarrambide.com
201.128.138.96	A+PTR	dsl-201-128-138-96.prod-infinitum.com.mx
201.128.145.12	A+PTR	dsl-201-128-145-12.prod-infinitum.com.mx
201.128.145.12	A	www.cum.gob.mx
201.128.145.12	A	mail.cum.gob.mx
201.128.149.19	A	dsl-201-128-149-19.prod-infinitum.com.mx
201.128.149.21	A	dsl-201-128-149-21.prod-infinitum.com.mx
201.128.149.36	A	dsl-201-128-149-36.prod-infinitum.com.mx
201.128.149.37	A	dsl-201-128-149-37.prod-infinitum.com.mx
201.128.149.66	A+PTR	dsl-201-128-149-66.prod-infinitum.com.mx
201.128.149.75	A	dsl-201-128-149-75.prod-infinitum.com.mx
201.128.149.85	A	dsl-201-128-149-85.prod-infinitum.com.mx
201.128.149.86	A	dsl-201-128-149-86.prod-infinitum.com.mx
201.128.149.154	A	dsl-201-128-149-154.prod-infinitum.com.mx
201.128.149.162	A	dsl-201-128-149-162.prod-infinitum.com.mx
201.128.149.168	A	dsl-201-128-149-168.prod-infinitum.com.mx
201.128.149.180	A	dsl-201-128-149-180.prod-infinitum.com.mx
201.128.149.195	A+PTR	dsl-201-128-149-195.prod-infinitum.com.mx
201.128.149.198	A	dsl-201-128-149-198.prod-infinitum.com.mx
201.128.149.223	A	dsl-201-128-149-223.prod-infinitum.com.mx
201.128.149.248	A	dsl-201-128-149-248.prod-infinitum.com.mx
201.128.152.1	A+PTR	dsl-201-128-152-1.prod-infinitum.com.mx
201.128.152.9	A	dsl-201-128-152-9.prod-infinitum.com.mx
201.128.152.11	A	dsl-201-128-152-11.prod-infinitum.com.mx
201.128.152.12	A	dsl-201-128-152-12.prod-infinitum.com.mx
201.128.152.66	A+PTR	dsl-201-128-152-66.prod-infinitum.com.mx
201.128.152.67	A+PTR	dsl-201-128-152-67.prod-infinitum.com.mx
201.128.152.70	A	dsl-201-128-152-70.prod-infinitum.com.mx
201.128.152.71	A	dsl-201-128-152-71.prod-infinitum.com.mx
201.128.152.129	A+PTR	dsl-201-128-152-129.prod-infinitum.com.mx
201.128.152.140	A	dsl-201-128-152-140.prod-infinitum.com.mx
201.128.152.142	A	dsl-201-128-152-142.prod-infinitum.com.mx
201.128.152.145	A	dsl-201-128-152-145.prod-infinitum.com.mx
201.128.152.192	A+PTR	dsl-201-128-152-192.prod-infinitum.com.mx
201.128.152.197	A	dsl-201-128-152-197.prod-infinitum.com.mx
201.128.152.198	A	dsl-201-128-152-198.prod-infinitum.com.mx
201.128.152.203	A	dsl-201-128-152-203.prod-infinitum.com.mx
201.128.159.48	A+PTR	dsl-201-128-159-48.prod-infinitum.com.mx
201.128.159.48	A	cursos.itparral.edu.mx
201.128.169.6	A	mail.tmx0006777221.com
201.128.169.6	A	tmx0006777221.com
201.128.169.7	A	mail.tmx0005254195.com
201.128.173.1	A	mail.tmx0009266266.com
201.128.173.1	A	tmx0009266266.com
201.128.173.201	PTR	dsl-201-128-173-201-sta.prod-empresarial.com.mx
201.128.173.201	A	mail.tmx0007998520.com
201.128.173.248	A	mail.tmx0014160821.com