Robtex

Up: 71.255.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 71.255.56.0/22
Down right: 71.255.60.0/22

IP	Type	Hostname
71.255.57.51	PTR	pool-71-255-57-51.nycmny.east.verizon.net
71.255.57.112	PTR	pool-71-255-57-112.nycmny.east.verizon.net
71.255.58.115	A+PTR	pool-71-255-58-115.nycmny.east.verizon.net
71.255.59.11	A+PTR	pool-71-255-59-11.nycmny.east.verizon.net
71.255.59.12	A	pool-71-255-59-12.nycmny.east.verizon.net
71.255.59.13	A	pool-71-255-59-13.nycmny.east.verizon.net
71.255.59.14	A	pool-71-255-59-14.nycmny.east.verizon.net
71.255.59.16	A+PTR	pool-71-255-59-16.nycmny.east.verizon.net
71.255.59.17	A+PTR	pool-71-255-59-17.nycmny.east.verizon.net
71.255.59.18	A+PTR	pool-71-255-59-18.nycmny.east.verizon.net
71.255.59.21	A	pool-71-255-59-21.nycmny.east.verizon.net
71.255.59.24	A+PTR	pool-71-255-59-24.nycmny.east.verizon.net
71.255.59.29	A	pool-71-255-59-29.nycmny.east.verizon.net
71.255.59.46	A	pool-71-255-59-46.nycmny.east.verizon.net
71.255.59.52	A	pool-71-255-59-52.nycmny.east.verizon.net
71.255.59.60	A	pool-71-255-59-60.nycmny.east.verizon.net
71.255.59.63	A	pool-71-255-59-63.nycmny.east.verizon.net
71.255.59.70	A	pool-71-255-59-70.nycmny.east.verizon.net
71.255.59.72	A+PTR	pool-71-255-59-72.nycmny.east.verizon.net
71.255.59.73	A+PTR	pool-71-255-59-73.nycmny.east.verizon.net
71.255.59.76	A	pool-71-255-59-76.nycmny.east.verizon.net
71.255.59.79	A	pool-71-255-59-79.nycmny.east.verizon.net
71.255.59.80	A+PTR	pool-71-255-59-80.nycmny.east.verizon.net
71.255.59.83	A+PTR	pool-71-255-59-83.nycmny.east.verizon.net
71.255.59.89	A+PTR	pool-71-255-59-89.nycmny.east.verizon.net
71.255.59.90	A+PTR	pool-71-255-59-90.nycmny.east.verizon.net
71.255.59.94	A	pool-71-255-59-94.nycmny.east.verizon.net
71.255.59.95	A	pool-71-255-59-95.nycmny.east.verizon.net
71.255.59.96	A+PTR	pool-71-255-59-96.nycmny.east.verizon.net
71.255.59.103	A	pool-71-255-59-103.nycmny.east.verizon.net
71.255.59.104	A+PTR	pool-71-255-59-104.nycmny.east.verizon.net
71.255.59.108	A	pool-71-255-59-108.nycmny.east.verizon.net
71.255.59.113	A+PTR	pool-71-255-59-113.nycmny.east.verizon.net
71.255.59.126	A	pool-71-255-59-126.nycmny.east.verizon.net
71.255.59.136	A+PTR	pool-71-255-59-136.nycmny.east.verizon.net
71.255.59.143	A	pool-71-255-59-143.nycmny.east.verizon.net
71.255.59.144	A+PTR	pool-71-255-59-144.nycmny.east.verizon.net
71.255.59.146	A+PTR	pool-71-255-59-146.nycmny.east.verizon.net
71.255.59.148	A	pool-71-255-59-148.nycmny.east.verizon.net
71.255.59.150	A	pool-71-255-59-150.nycmny.east.verizon.net
71.255.59.152	A+PTR	pool-71-255-59-152.nycmny.east.verizon.net
71.255.59.161	A+PTR	pool-71-255-59-161.nycmny.east.verizon.net
71.255.59.165	A	pool-71-255-59-165.nycmny.east.verizon.net
71.255.59.171	A+PTR	pool-71-255-59-171.nycmny.east.verizon.net
71.255.59.181	A	pool-71-255-59-181.nycmny.east.verizon.net
71.255.59.182	A	pool-71-255-59-182.nycmny.east.verizon.net
71.255.59.188	A	pool-71-255-59-188.nycmny.east.verizon.net
71.255.59.194	A+PTR	pool-71-255-59-194.nycmny.east.verizon.net
71.255.59.196	A	pool-71-255-59-196.nycmny.east.verizon.net
71.255.59.203	A+PTR	pool-71-255-59-203.nycmny.east.verizon.net
71.255.59.209	A+PTR	pool-71-255-59-209.nycmny.east.verizon.net
71.255.59.210	A+PTR	pool-71-255-59-210.nycmny.east.verizon.net
71.255.59.216	A+PTR	pool-71-255-59-216.nycmny.east.verizon.net
71.255.59.217	A+PTR	pool-71-255-59-217.nycmny.east.verizon.net
71.255.59.228	A	pool-71-255-59-228.nycmny.east.verizon.net
71.255.59.230	A	pool-71-255-59-230.nycmny.east.verizon.net
71.255.59.237	A	pool-71-255-59-237.nycmny.east.verizon.net
71.255.59.240	A+PTR	pool-71-255-59-240.nycmny.east.verizon.net
71.255.59.243	A+PTR	pool-71-255-59-243.nycmny.east.verizon.net
71.255.59.253	A	pool-71-255-59-253.nycmny.east.verizon.net
71.255.60.122	A	pool-71-255-60-122.nycmny.east.verizon.net
71.255.63.47	A+PTR	pool-71-255-63-47.nycmny.east.verizon.net