Robtex

Up: 216.86.76.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 216.86.76.0/24
Down right: 216.86.77.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.86.76.61	PTR	unused-061.provide.net
216.86.76.64	PTR	unused-064.provide.net
216.86.76.131	PTR	unused-131.provide.net
216.86.76.219	PTR	unused-219.provide.net
216.86.77.113	PTR	usar1.magneticgrid.com
216.86.77.113	A	burkesales.com
216.86.77.113	A	gridprotocol.com
216.86.77.125	A	safetytest.com
216.86.77.125	A	neonmaterialhandling.com
216.86.77.194	PTR	grex.cyberspace.org