Robtex

Up: 200.50.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 200.50.240.0/22
Down right: 200.50.244.0/22

IP	Type	Hostname
200.50.240.100	PTR	100.1-233
200.50.240.101	PTR	101.1-233
200.50.240.250	A	rsonetsrv002.rsomail.com.ar
200.50.240.250	A	dns1.rsomail.com.ar
200.50.240.250	A	ipv4-c001-epa001-rsonet-isp.1.oca.nflxvideo.net
200.50.240.251	A	rsonetsrv003.rsomail.com.ar
200.50.241.236	A	r1.sn-gnvoxu5g-x1xe.googlevideo.com
200.50.241.236	A	r1.sn-gnvoxu5g-x1xe.gvt1.com
200.50.241.237	A	r2.sn-gnvoxu5g-x1xe.gvt1.com
200.50.241.237	A	r2.sn-gnvoxu5g-x1xe.googlevideo.com