Robtex

Up: 216.244.48.0/20
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Down left: 216.244.48.0/22
Down right: 216.244.52.0/22

IP	Type	Hostname
216.244.48.15	A	user-3cf8c0f.dsl.mindspring.com
216.244.48.55	A	user-3cf8c1n.dsl.mindspring.com
216.244.48.190	A	user-3cf8c5u.dsl.mindspring.com
216.244.48.194	PTR	user-3cf8c62.dsl.mindspring.com
216.244.49.20	A	user-3cf8c8k.dsl.mindspring.com
216.244.49.58	A+PTR	user-3cf8c9q.dsl.mindspring.com
216.244.49.72	A+PTR	user-3cf8ca8.dsl.mindspring.com
216.244.49.79	A	user-3cf8caf.dsl.mindspring.com
216.244.49.107	A+PTR	user-3cf8cbb.dsl.mindspring.com
216.244.49.233	A+PTR	user-3cf8cf9.dsl.mindspring.com
216.244.51.163	A+PTR	user-3cf8ct3.dsl.mindspring.com
216.244.51.176	A+PTR	user-3cf8ctg.dsl.mindspring.com
216.244.52.20	A	user-3cf8d0k.dsl.mindspring.com
216.244.52.67	A+PTR	user-3cf8d23.dsl.mindspring.com
216.244.52.175	A	user-3cf8d5f.dsl.mindspring.com
216.244.52.221	A	user-3cf8d6t.dsl.mindspring.com
216.244.53.39	A	user-3cf8d97.dsl.mindspring.com
216.244.53.119	A	user-3cf8dbn.dsl.mindspring.com
216.244.53.167	A	user-3cf8dd7.dsl.mindspring.com
216.244.53.174	A	user-3cf8dde.dsl.mindspring.com
216.244.53.185	A+PTR	user-3cf8ddp.dsl.mindspring.com
216.244.53.187	A+PTR	user-3cf8ddr.dsl.mindspring.com
216.244.54.77	A	user-3cf8did.dsl.mindspring.com
216.244.54.134	A	user-3cf8dk6.dsl.mindspring.com
216.244.54.175	A	user-3cf8dlf.dsl.mindspring.com
216.244.55.6	A	user-3cf8do6.dsl.mindspring.com
216.244.55.9	A+PTR	user-3cf8do9.dsl.mindspring.com
216.244.55.43	A+PTR	user-3cf8dpb.dsl.mindspring.com
216.244.55.227	PTR	user-3cf8dv3.dsl.mindspring.com
216.244.55.243	A+PTR	user-3cf8dvj.dsl.mindspring.com