Robtex

Up: 72.170.128.0/19
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Down left: 72.170.128.0/21
Down right: 72.170.136.0/21

IP	Type	Hostname
72.170.128.1	PTR	host72170001128.direcway.com
72.170.128.16	PTR	host721700016128.direcway.com
72.170.128.18	PTR	host721700018128.direcway.com
72.170.128.19	PTR	host721700019128.direcway.com
72.170.128.67	PTR	host721700067128.direcway.com
72.170.128.80	PTR	host721700080128.direcway.com
72.170.128.81	PTR	host721700081128.direcway.com
72.170.128.96	PTR	host721700096128.direcway.com
72.170.128.97	PTR	host721700097128.direcway.com
72.170.128.112	PTR	host7217000112128.direcway.com
72.170.128.144	PTR	host7217000144128.direcway.com
72.170.128.146	PTR	host7217000146128.direcway.com
72.170.128.161	PTR	host7217000161128.direcway.com
72.170.128.176	PTR	host7217000176128.direcway.com
72.170.128.177	PTR	host7217000177128.direcway.com
72.170.128.192	PTR	host7217000192128.direcway.com
72.170.128.193	PTR	host7217000193128.direcway.com
72.170.128.194	PTR	host7217000194128.direcway.com
72.170.128.195	PTR	host7217000195128.direcway.com
72.170.128.209	PTR	host7217000209128.direcway.com
72.170.128.225	PTR	host7217000225128.direcway.com
72.170.128.242	PTR	host7217000242128.direcway.com