Robtex

Up: 67.53.84.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 67.53.86.0/24
Down right: 67.53.87.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
67.53.86.0	A+PTR	rrcs-67-53-86-0.west.biz.rr.com
67.53.86.60	A+PTR	rrcs-67-53-86-60.west.biz.rr.com
67.53.86.64	A+PTR	rrcs-67-53-86-64.west.biz.rr.com
67.53.86.71	A+PTR	rrcs-67-53-86-71.west.biz.rr.com
67.53.86.98	PTR	rrcs-67-53-86-98.west.biz.rr.com
67.53.86.113	A+PTR	rrcs-67-53-86-113.west.biz.rr.com
67.53.86.137	A+PTR	rrcs-67-53-86-137.west.biz.rr.com
67.53.86.140	A+PTR	rrcs-67-53-86-140.west.biz.rr.com
67.53.86.154	A+PTR	rrcs-67-53-86-154.west.biz.rr.com
67.53.86.179	A+PTR	rrcs-67-53-86-179.west.biz.rr.com
67.53.86.188	A+PTR	rrcs-67-53-86-188.west.biz.rr.com
67.53.86.230	A+PTR	rrcs-67-53-86-230.west.biz.rr.com
67.53.86.230	A	mail.wtatrucks.com
67.53.86.230	A	mail.trucksofamerica.com
67.53.86.233	A+PTR	rrcs-67-53-86-233.west.biz.rr.com
67.53.86.236	A+PTR	rrcs-67-53-86-236.west.biz.rr.com
67.53.87.170	PTR	rrcs-67-53-87-170.west.biz.rr.com
67.53.87.211	A	mail.heritagekc.com
67.53.87.218	PTR	rrcs-67-53-87-218.west.biz.rr.com
67.53.87.218	A	lmgarneycompanies.com
67.53.87.218	A	mail.lmgarneycompanies.com
67.53.87.242	PTR	rrcs-67-53-87-242.west.biz.rr.com
67.53.87.242	A	ns1.wpfpd.org
67.53.87.242	A	wpfpd.org