Robtex

Up: 206.161.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 206.161.16.0/23
Down right: 206.161.18.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
206.161.16.33	PTR	206-161-16-33.static.pccwglobal.net
206.161.16.86	PTR	206-161-16-86.static.pccwglobal.net
206.161.16.193	PTR	206-161-16-193.static.pccwglobal.net
206.161.16.193	A	xx590.net
206.161.16.199	PTR	206-161-16-199.static.pccwglobal.net
206.161.16.199	A	2011avhigh.net
206.161.16.199	A	*.sex999.net
206.161.16.200	PTR	206-161-16-200.static.pccwglobal.net
206.161.16.202	PTR	206-161-16-202.static.pccwglobal.net
206.161.16.202	A	www.93478.net
206.161.16.202	A	www.x699.net
206.161.16.207	PTR	206-161-16-207.static.pccwglobal.net
206.161.16.207	A	dududvd.org
206.161.16.207	A	*.avdiy.net
206.161.17.33	PTR	206-161-199-33.static.pccwglobal.net
206.161.17.155	PTR	206-161-199-155.static.pccwglobal.net
206.161.17.211	PTR	206-161-17-211.static.pccwglobal.net
206.161.17.211	A	fubo-game.com
206.161.17.214	A	fubo8.com
206.161.18.10	A	88ddh.net
206.161.18.10	A	svlra.com
206.161.18.202	A	*.gg.cc
206.161.18.205	PTR	206-161-18-205.static.pccwglobal.net
206.161.18.205	A	88ov.com
206.161.19.254	A	ns3.laxigames.com
206.161.19.254	A	ns2.laxigames.com
206.161.19.254	A	ns1.laxigames.com