Robtex

Up: 186.64.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 186.64.32.0/21
Down right: 186.64.40.0/21

IP	Type	Hostname
186.64.32.21	PTR	5.ge-5-1-9.gw2.mty2.alter.net
186.64.34.65	PTR	13.ge-5-1-9.gw2.mex1.alter.net
186.64.36.2	A+PTR	0.so-0-0-0.xt4.mty2.alter.net
186.64.36.9	A+PTR	0.so-0-0-2.xt3.mex1.alter.net
186.64.36.10	A+PTR	0.so-0-0-0.gw1.mex1.alter.net
186.64.36.17	A+PTR	0.so-0-0-2.xt4.mex1.alter.net
186.64.36.18	A+PTR	0.so-1-0-0.gw1.mex1.alter.net
186.64.36.29	A	0.so-0-0-2.xt3.mty2.alter.net
186.64.36.30	A	0.so-0-0-0.gw1.mty2.alter.net
186.64.36.34	A+PTR	0.so-0-0-0.br1.mty2.alter.net
186.64.36.37	A+PTR	0.so-0-0-2.xt4.mty2.alter.net
186.64.36.38	A+PTR	0.so-1-0-0.gw1.mty2.alter.net
186.64.36.42	A	0.so-1-0-0.br1.mty2.alter.net
186.64.36.53	A+PTR	0.xe-11-2-0.xt3.mex1.alter.net
186.64.36.54	A+PTR	0.xe-11-2-0.xt4.mex1.alter.net
186.64.36.57	A+PTR	0.ge-11-0-0.xt3.mex1.alter.net
186.64.36.61	A	0.ge-11-0-0.xt4.mex1.alter.net
186.64.36.73	A	0.xe-11-2-0.xt3.mty2.alter.net
186.64.36.74	A	0.xe-11-2-0.xt4.mty2.alter.net
186.64.36.77	A	0.ge-11-0-0.xt3.mty2.alter.net
186.64.36.78	A	0.ge-10-0-0.gw2.mty2.alter.net
186.64.36.81	A+PTR	0.ge-11-0-0.xt4.mty2.alter.net
186.64.36.82	A+PTR	0.ge-11-0-0.gw2.mty2.alter.net
186.64.37.5	A+PTR	0.lo0.gw1.mty2.alter.net
186.64.37.5	A	gw1.mty2.alter.net
186.64.37.6	A+PTR	0.lo0.br1.mty2.alter.net
186.64.37.7	A+PTR	0.lo0.gw1.mex1.alter.net
186.64.37.8	PTR	0.lo0.br1.mex1.alter.net
186.64.46.186	A	fetisch-blogs.com