Robtex

Up: 138.36.120.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 138.36.122.0/24
Down right: 138.36.123.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
138.36.122.65	PTR	138-36-122-65.static2.urupesnet.com.br
138.36.122.121	PTR	138-36-122-121.static2.urupesnet.com.br
138.36.122.135	PTR	138-36-122-135.static2.urupesnet.com.br
138.36.122.153	PTR	138-36-122-153.static2.urupesnet.com.br
138.36.122.155	PTR	138-36-122-155.reverso.urupesnet.com.br
138.36.122.169	PTR	138-36-122-169.static2.urupesnet.com.br
138.36.122.177	PTR	138-36-122-177.static2.urupesnet.com.br
138.36.122.202	PTR	138-36-122-202.static2.urupesnet.com.br
138.36.122.223	PTR	138-36-122-223.reverso.urupesnet.com.br
138.36.122.230	PTR	138-36-122-230.static2.urupesnet.com.br
138.36.122.254	PTR	138-36-122-254.static2.urupesnet.com.br
138.36.123.5	PTR	138-36-123-5.static3.urupesnet.com.br
138.36.123.91	PTR	138-36-123-91.static3.urupesnet.com.br
138.36.123.121	PTR	138-36-123-121.static3.urupesnet.com.br
138.36.123.146	PTR	138-36-123-146.static3.urupesnet.com.br
138.36.123.157	PTR	138-36-123-157.static3.urupesnet.com.br
138.36.123.168	PTR	138-36-123-168.static3.urupesnet.com.br
138.36.123.173	PTR	138-36-123-173.static3.urupesnet.com.br
138.36.123.174	PTR	138-36-123-174.static3.urupesnet.com.br
138.36.123.188	PTR	138-36-123-188.static3.urupesnet.com.br
138.36.123.195	PTR	138-36-123-195.static3.urupesnet.com.br
138.36.123.214	A	ns1.urupesnet.com.br
138.36.123.214	A	urupesnet.com.br
138.36.123.214	A	rhost.com.br
138.36.123.218	PTR	138-36-123-218.static3.urupesnet.com.br
138.36.123.235	PTR	138-36-123-235.static3.urupesnet.com.br
138.36.123.235	A	urupesnet.com.br
138.36.123.235	A	www.urupesnet.com.br
138.36.123.236	A	dns2.mauritec.com.br
138.36.123.238	PTR	138-36-123-238.static3.urupesnet.com.br
138.36.123.238	A	www.lillyplas.com.br
138.36.123.238	A	www.adoolo.com.br
138.36.123.243	A	ns2.urupesnet.com.br
138.36.123.255	PTR	138-36-123-255.static3.urupesnet.com.br