Robtex

Up: 66.190.192.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 66.190.192.0/22
Down right: 66.190.196.0/22

IP	Type	Hostname
66.190.192.0	PTR	66-190-192-0.static.rnrp.nc.charter.com
66.190.192.106	PTR	66-190-192-106.static.rnrp.nc.charter.com
66.190.194.9	A+PTR	66-190-194-9.dhcp.rnrp.nc.charter.com
66.190.194.234	PTR	66-190-194-234.dhcp.rnrp.nc.charter.com
66.190.195.17	A	66-190-195-17.dhcp.rnrp.nc.charter.com
66.190.195.62	A	www.backofficeserver.biz
66.190.196.168	PTR	66-190-196-168.dhcp.rnrp.nc.charter.com
66.190.197.23	A	66-190-197-23.dhcp.rnrp.nc.charter.com
66.190.197.74	A	66-190-197-74.dhcp.rnrp.nc.charter.com
66.190.198.176	A	johnra8410.myqnapcloud.com
66.190.199.40	PTR	66-190-199-40.dhcp.rnrp.nc.charter.com
66.190.199.98	PTR	66-190-199-98.dhcp.rnrp.nc.charter.com