Robtex

Up: 166.222.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 166.222.96.0/20
Down right: 166.222.112.0/20

IP	Type	Hostname
166.222.96.0	PTR	0.96.222.166.in-addr.arpa
166.222.97.0	A+PTR	0.97.222.166.in-addr.arpa
166.222.98.0	A+PTR	0.98.222.166.in-addr.arpa
166.222.99.0	A+PTR	0.99.222.166.in-addr.arpa
166.222.100.0	A+PTR	0.100.222.166.in-addr.arpa
166.222.101.0	PTR	0.101.222.166.in-addr.arpa
166.222.102.0	A+PTR	0.102.222.166.in-addr.arpa
166.222.103.0	A+PTR	0.103.222.166.in-addr.arpa
166.222.104.0	PTR	0.104.222.166.in-addr.arpa
166.222.105.0	A+PTR	0.105.222.166.in-addr.arpa
166.222.106.0	A+PTR	0.106.222.166.in-addr.arpa
166.222.107.0	A+PTR	0.107.222.166.in-addr.arpa
166.222.108.0	A+PTR	0.108.222.166.in-addr.arpa
166.222.109.0	A+PTR	0.109.222.166.in-addr.arpa
166.222.110.0	A+PTR	0.110.222.166.in-addr.arpa
166.222.111.0	A+PTR	0.111.222.166.in-addr.arpa
166.222.112.0	A+PTR	0.112.222.166.in-addr.arpa
166.222.113.0	A+PTR	0.113.222.166.in-addr.arpa
166.222.114.0	A+PTR	0.114.222.166.in-addr.arpa
166.222.115.0	A+PTR	0.115.222.166.in-addr.arpa
166.222.116.0	A+PTR	0.116.222.166.in-addr.arpa
166.222.117.0	A+PTR	0.117.222.166.in-addr.arpa
166.222.118.0	A+PTR	0.118.222.166.in-addr.arpa
166.222.119.0	A+PTR	0.119.222.166.in-addr.arpa
166.222.120.0	A+PTR	0.120.222.166.in-addr.arpa
166.222.121.0	A+PTR	0.121.222.166.in-addr.arpa
166.222.122.0	A+PTR	0.122.222.166.in-addr.arpa
166.222.123.0	A+PTR	0.123.222.166.in-addr.arpa
166.222.124.0	A+PTR	0.124.222.166.in-addr.arpa
166.222.125.0	A+PTR	0.125.222.166.in-addr.arpa
166.222.125.10	A+PTR	10.125.222.166.in-addr.arpa
166.222.126.0	A+PTR	0.126.222.166.in-addr.arpa
166.222.127.0	A+PTR	0.127.222.166.in-addr.arpa