Robtex

Up: 216.128.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 216.128.128.0/22
Down right: 216.128.132.0/22

IP	Type	Hostname
216.128.128.6	A	binproz.com
216.128.128.98	PTR	216.128.128.98.vultr.com
216.128.128.229	A	4a8c-b9c2b9-vultr-dallas-boxul.teridions.net
216.128.129.50	PTR	host-216-128-129-50.rev.o1.com
216.128.129.50	PTR	n55-1-du-129.50.ovg.vol.com
216.128.129.57	PTR	host-216-128-129-57.rev.o1.com
216.128.129.57	PTR	n55-1-du-129.57.ovg.vol.com
216.128.129.58	PTR	host-216-128-129-58.rev.o1.com
216.128.129.58	PTR	n55-1-du-129.58.ovg.vol.com
216.128.129.113	PTR	host-216-128-129-113.rev.o1.com
216.128.129.113	PTR	n55-1-du-129.113.ovg.vol.com
216.128.129.167	A	wslsedalia.org
216.128.129.238	A	breathinglifeintopaper.com
216.128.130.11	PTR	host-216-128-130-11.rev.o1.com
216.128.130.120	PTR	host-216-128-130-120.rev.o1.com
216.128.130.120	A	netdroidmxtelcelsytes.vstunnel.xyz
216.128.130.209	PTR	host-216-128-130-209.rev.o1.com
216.128.131.25	PTR	host-216-128-131-25.rev.o1.com
216.128.131.49	PTR	host-216-128-131-49.rev.o1.com
216.128.131.136	PTR	host-216-128-131-136.rev.o1.com
216.128.131.137	PTR	host-216-128-131-137.rev.o1.com
216.128.131.137	A	craneumedia.com
216.128.131.161	PTR	host-216-128-131-161.rev.o1.com
216.128.131.202	PTR	host-216-128-131-202.rev.o1.com
216.128.131.212	A	null.black
216.128.131.222	A	gatewayfiber.com
216.128.133.101	A	sbc.vwave.net
216.128.133.245	A+PTR	ews1.vwave.net
216.128.133.245	A	xsp1.vwave.net
216.128.134.85	A	roadtoreliability.com
216.128.134.170	A	dallas.inside-ssh.cf
216.128.135.75	PTR	host-216-128-135-75.rev.o1.com
216.128.135.146	PTR	host-216-128-135-146.rev.o1.com
216.128.135.225	PTR	host-216-128-135-225.rev.o1.com