Robtex

Up: 121.99.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 121.99.32.0/21
Down right: 121.99.40.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
121.99.32.28	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.32.74	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.32.133	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.33.51	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.33.186	A	121-99-33-186.bng1.nct.orcon.net.nz
121.99.33.220	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.33.220	A	dialadisc.co.nz
121.99.34.115	PTR	121-99-34-115.bng1.nct.orcon.net.nz
121.99.34.197	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.35.2	A+PTR	121-99-35-2.bng1.nct.orcon.net.nz
121.99.35.66	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.35.143	A	121-99-35-143.bng1.nct.orcon.net.nz
121.99.36.2	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.36.2	A	copacetic.co.nz
121.99.36.2	A	remote.copacetic.co.nz
121.99.36.72	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.36.94	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.36.169	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.37.2	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.37.6	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.37.6	A	engmark.name
121.99.37.201	A	121-99-37-201.bng1.nct.orcon.net.nz
121.99.38.17	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.38.20	A	121-99-38-20.bng1.nct.orcon.net.nz
121.99.38.36	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.38.224	A	121-99-38-224.bng1.nct.orcon.net.nz
121.99.39.38	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.39.99	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.39.133	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.39.158	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.39.158	A	mail.historynottaughtatschool.com
121.99.39.158	A	historynottaughtatschool.com
121.99.39.243	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.39.250	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.40.37	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.40.72	A	121-99-40-72.bng1.nct.orcon.net.nz
121.99.40.119	A	121-99-40-119.bng1.nct.orcon.net.nz
121.99.40.178	A	ambledown.co.nz
121.99.41.57	A	121-99-41-57.bng1.nct.orcon.net.nz
121.99.41.133	A	*.275a.com
121.99.41.133	A	www.275a.com
121.99.41.151	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.0	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.2	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.3	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.16	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.83	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.131	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.162	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.163	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.178	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.226	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.42.240	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.43.51	A	softime.co.nz
121.99.43.128	A	121-99-43-128.bng1.nct.orcon.net.nz
121.99.43.134	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.44.90	A+PTR	121-99-44-90.bng1.nct.orcon.net.nz
121.99.45.150	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.46.162	A	121-99-46-162.bng1.nct.orcon.net.nz
121.99.46.219	A	121-99-46-219.bng1.nct.orcon.net.nz
121.99.46.236	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.47.3	PTR	dynamic-cpe-pool.orcon.net.nz
121.99.47.3	A	121-99-47-3.bng1.nct.orcon.net.nz
121.99.47.54	A	jameswoods.co.nz
121.99.47.54	A	openhomegallery.com
121.99.47.70	PTR	dynamic-cpe-pool.orcon.net.nz