Robtex

Up: 216.63.208.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 216.63.216.0/22
Down right: 216.63.220.0/22

IP	Type	Hostname
216.63.217.162	A	mail.benavidesisd.org
216.63.220.6	A	adsl-216-63-220-6.dsl.crchtx.swbell.net
216.63.220.39	A	adsl-216-63-220-39.dsl.crchtx.swbell.net
216.63.220.40	A+PTR	adsl-216-63-220-40.dsl.crchtx.swbell.net
216.63.220.64	A+PTR	adsl-216-63-220-64.dsl.crchtx.swbell.net
216.63.220.79	A	adsl-216-63-220-79.dsl.crchtx.swbell.net
216.63.220.90	A+PTR	adsl-216-63-220-90.dsl.crchtx.swbell.net
216.63.220.97	PTR	adsl-216-63-220-97.dsl.crchtx.swbell.net
216.63.220.97	A	knoxabout.com
216.63.220.97	A	mail.knoxabout.com
216.63.220.98	A	rendezvousvineyard.com
216.63.220.98	A	mail1.rendezvousvineyard.com
216.63.220.123	A+PTR	adsl-216-63-220-123.dsl.crchtx.swbell.net
216.63.220.172	A	adsl-216-63-220-172.dsl.crchtx.swbell.net
216.63.220.187	A+PTR	adsl-216-63-220-187.dsl.crchtx.swbell.net
216.63.220.234	A+PTR	adsl-216-63-220-234.dsl.crchtx.swbell.net
216.63.220.250	PTR	dualj.com
216.63.221.8	PTR	216-63-221-8.ded.swbell.net
216.63.221.56	PTR	216-63-221-56.ded.swbell.net
216.63.221.73	PTR	216-63-221-73.ded.swbell.net
216.63.221.114	PTR	216-63-221-114.ded.swbell.net
216.63.221.120	PTR	216-63-221-120.ded.swbell.net
216.63.221.195	PTR	216-63-221-195.ded.swbell.net
216.63.222.201	A+PTR	adsl-216-63-222-201.dsl.austtx.swbell.net
216.63.222.242	A+PTR	adsl-216-63-222-242.dsl.austtx.swbell.net
216.63.223.48	A+PTR	adsl-216-63-223-48.dsl.austtx.swbell.net
216.63.223.111	A	adsl-216-63-223-111.dsl.austtx.swbell.net
216.63.223.138	A+PTR	adsl-216-63-223-138.dsl.austtx.swbell.net
216.63.223.185	A+PTR	adsl-216-63-223-185.dsl.austtx.swbell.net
216.63.223.255	A	adsl-216-63-223-255.dsl.austtx.swbell.net