Robtex

Up: 24.33.192.0/18
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Down left: 24.33.192.0/20
Down right: 24.33.208.0/20

IP	Type	Hostname
24.33.195.25	PTR	mta-24-33-195-25.columbus.rr.com
24.33.195.26	PTR	mta-24-33-195-26.columbus.rr.com
24.33.199.65	PTR	mta-24-33-199-65.columbus.rr.com
24.33.199.192	PTR	mta-24-33-199-192.columbus.rr.com
24.33.214.99	PTR	mta-24-33-214-99.natcky.rr.com
24.33.215.65	PTR	mta-24-33-215-65.natcky.rr.com