Robtex

Up: 189.41.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 189.41.88.0/22
Down right: 189.41.92.0/22

IP	Type	Hostname
189.41.88.91	PTR	189-041-88-091.xd-dynamic.ctbcnetsuper.com.br
189.41.88.232	A	cardura.dyndns.org
189.41.89.99	PTR	189-041-89-099.xd-dynamic.ctbcnetsuper.com.br
189.41.89.221	A	189-041-89-221.xd-dynamic.ctbcnetsuper.com.br
189.41.90.123	A+PTR	189-041-90-123.xd-dynamic.ctbcnetsuper.com.br
189.41.91.10	PTR	189-041-91-010.xd-dynamic.ctbcnetsuper.com.br
189.41.92.33	A+PTR	189-041-92-033.xd-dynamic.ctbcnetsuper.com.br
189.41.93.105	A+PTR	189-041-93-105.xd-dynamic.ctbcnetsuper.com.br
189.41.95.0	PTR	189-041-095-0.xd-dynamic.algarnetsuper.com.br
189.41.95.84	A	189-041-95-084.xd-dynamic.ctbcnetsuper.com.br
189.41.95.112	A+PTR	189-041-95-112.xd-dynamic.ctbcnetsuper.com.br
189.41.95.138	A	189-041-95-138.xd-dynamic.ctbcnetsuper.com.br