Robtex

Up: 70.18.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 70.18.224.0/20
Down right: 70.18.240.0/20

IP	Type	Hostname
70.18.224.3	PTR	pool-70-18-224-3.res.east.verizon.net
70.18.224.64	PTR	pool-70-18-224-64.res.east.verizon.net
70.18.224.67	PTR	pool-70-18-224-67.res.east.verizon.net
70.18.224.99	PTR	pool-70-18-224-99.res.east.verizon.net
70.18.224.128	PTR	pool-70-18-224-128.res.east.verizon.net
70.18.224.195	PTR	pool-70-18-224-195.res.east.verizon.net
70.18.224.226	PTR	pool-70-18-224-226.res.east.verizon.net
70.18.226.32	PTR	pool-70-18-226-32.res.east.verizon.net
70.18.226.35	PTR	pool-70-18-226-35.res.east.verizon.net
70.18.226.64	PTR	pool-70-18-226-64.res.east.verizon.net
70.18.226.97	PTR	pool-70-18-226-97.res.east.verizon.net
70.18.226.99	PTR	pool-70-18-226-99.res.east.verizon.net
70.18.226.128	PTR	pool-70-18-226-128.res.east.verizon.net
70.18.226.130	PTR	pool-70-18-226-130.res.east.verizon.net
70.18.230.2	PTR	pool-70-18-230-2.res.east.verizon.net
70.18.230.32	PTR	pool-70-18-230-32.res.east.verizon.net
70.18.230.66	PTR	pool-70-18-230-66.res.east.verizon.net
70.18.230.96	PTR	pool-70-18-230-96.res.east.verizon.net
70.18.230.131	PTR	pool-70-18-230-131.res.east.verizon.net
70.18.230.160	PTR	pool-70-18-230-160.res.east.verizon.net
70.18.230.193	PTR	pool-70-18-230-193.res.east.verizon.net
70.18.230.226	A+PTR	pool-70-18-230-226.res.east.verizon.net
70.18.231.33	PTR	pool-70-18-231-33.res.east.verizon.net
70.18.231.67	PTR	pool-70-18-231-67.res.east.verizon.net
70.18.231.97	PTR	pool-70-18-231-97.res.east.verizon.net
70.18.231.99	PTR	pool-70-18-231-99.res.east.verizon.net
70.18.231.130	PTR	pool-70-18-231-130.res.east.verizon.net
70.18.231.161	PTR	pool-70-18-231-161.res.east.verizon.net
70.18.231.185	A	pool-70-18-231-185.res.east.verizon.net
70.18.247.72	PTR	pool-70-18-247-72.res.east.verizon.net
70.18.252.86	A	pool-70-18-252-86.res.east.verizon.net
70.18.252.198	A	pool-70-18-252-198.res.east.verizon.net