Robtex

Up: 200.53.152.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 200.53.153.0/25
Down right: 200.53.153.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.53.153.1	PTR	ptr.kionetworks.com
200.53.153.2	PTR	customer-2.xertix.com
200.53.153.3	PTR	customer-3.xertix.com
200.53.153.5	PTR	ptr.kionetworks.com
200.53.153.8	PTR	ptr.kionetworks.com
200.53.153.14	PTR	ptr.kionetworks.com
200.53.153.15	PTR	customer-15.xertix.com
200.53.153.17	PTR	customer-17.xertix.com
200.53.153.32	PTR	customer-32.xertix.com
200.53.153.39	PTR	customer-39.xertix.com
200.53.153.40	PTR	customer-40.xertix.com
200.53.153.66	PTR	customer-66.xertix.com
200.53.153.73	PTR	ptr.kionetworks.com
200.53.153.110	PTR	customer-110.xertix.com
200.53.153.116	PTR	ptr.kionetworks.com
200.53.153.120	PTR	ptr.kionetworks.com
200.53.153.130	PTR	ptr.kionetworks.com
200.53.153.155	PTR	ptr.kionetworks.com
200.53.153.159	PTR	ptr.kionetworks.com
200.53.153.177	PTR	ptr.kionetworks.com
200.53.153.180	PTR	customer-180.xertix.com
200.53.153.180	A	mbfs.com.mx
200.53.153.180	A	daimler-fs.com.mx
200.53.153.202	PTR	ptr.kionetworks.com
200.53.153.213	PTR	ptr.kionetworks.com
200.53.153.247	PTR	ptr.kionetworks.com
200.53.153.251	PTR	customer-251.xertix.com