Robtex

Up: 71.161.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 71.161.128.0/19
Down right: 71.161.160.0/19

IP	Type	Hostname
71.161.129.2	PTR	pool-71-161-129-2.spfdma.east.verizon.net
71.161.129.4	PTR	pool-71-161-129-4.spfdma.east.verizon.net
71.161.129.65	PTR	pool-71-161-129-65.spfdma.east.verizon.net
71.161.129.129	PTR	pool-71-161-129-129.spfdma.east.verizon.net
71.161.129.130	PTR	pool-71-161-129-130.spfdma.east.verizon.net
71.161.129.158	A	pool-71-161-129-158.spfdma.east.verizon.net
71.161.129.193	PTR	pool-71-161-129-193.spfdma.east.verizon.net
71.161.129.211	A	pool-71-161-129-211.spfdma.east.verizon.net
71.161.129.214	A	pool-71-161-129-214.spfdma.east.verizon.net
71.161.129.230	A	pool-71-161-129-230.spfdma.east.verizon.net
71.161.129.235	A	pool-71-161-129-235.spfdma.east.verizon.net
71.161.130.58	A+PTR	pool-71-161-130-58.spfdma.east.verizon.net
71.161.133.2	A+PTR	pool-71-161-133-2.spfdma.east.verizon.net
71.161.147.235	A+PTR	pool-71-161-147-235.spfdma.east.verizon.net
71.161.155.45	A+PTR	pool-71-161-155-45.spfdma.east.verizon.net
71.161.156.67	A	pool-71-161-156-67.spfdma.east.verizon.net
71.161.161.134	A+PTR	pool-71-161-161-134.spfdma.east.verizon.net
71.161.161.218	A+PTR	pool-71-161-161-218.spfdma.east.verizon.net
71.161.161.218	A	firstfamilyins.com
71.161.161.221	A+PTR	pool-71-161-161-221.spfdma.east.verizon.net
71.161.162.17	A	mail2.misshalls.org
71.161.162.170	PTR	static-71-161-162-170.spfdma.east.verizon.net
71.161.162.170	A	mail2.morrisonberkshire.com
71.161.162.170	A	mail.morrisonberkshire.com
71.161.163.90	A	flammable.millivision.com
71.161.163.91	A+PTR	smtp.millivision.com
71.161.163.114	A	static-71-161-163-114.spfdma.east.verizon.net
71.161.163.130	PTR	static-71-161-163-130.spfdma.east.verizon.net
71.161.163.130	A	pgmsystems.com
71.161.163.131	A	istart.pgmsystems.com
71.161.163.178	PTR	mail.for-ibs.com
71.161.163.194	A	static-71-161-163-194.spfdma.east.verizon.net
71.161.163.242	PTR	static-71-161-163-242.spfdma.east.verizon.net
71.161.163.242	A	mail.dinnerplanet.com
71.161.163.242	A	dinnerplanet.com