Robtex

Up: 208.85.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 208.85.16.0/22
Down right: 208.85.20.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.85.16.2	PTR	mail.upperdarby.org
208.85.16.3	PTR	mail.upperdarby.org
208.85.16.4	PTR	mail.upperdarby.org
208.85.16.115	A	us-phil.cdn.ielo.net
208.85.16.242	PTR	static-assigned-vps.razorservers.com
208.85.17.4	PTR	gilmoresrestaurant.com
208.85.17.4	PTR	razorexperience.com
208.85.17.4	PTR	mail.gilmoresrestaurant.com
208.85.17.145	PTR	ns1648.ztomy.com
208.85.17.146	A	phonerepairtoday.com
208.85.17.203	PTR	ns1648.ztomy.com
208.85.17.212	PTR	ns1648.ztomy.com
208.85.17.227	PTR	ns1648.ztomy.com
208.85.18.4	PTR	static.razorinc.net
208.85.18.18	PTR	static.razorinc.net
208.85.18.196	A	dotclear.networkcities.net
208.85.19.2	PTR	ns1648.ztomy.com
208.85.19.3	PTR	ns1648.ztomy.com
208.85.19.8	PTR	ns1648.ztomy.com
208.85.19.16	PTR	ns1648.ztomy.com
208.85.19.41	PTR	static.razorinc.net
208.85.19.56	PTR	static.razorinc.net
208.85.19.58	PTR	ns1648.ztomy.com
208.85.19.72	PTR	ns1648.ztomy.com
208.85.19.73	PTR	ns1648.ztomy.com
208.85.19.75	PTR	ip-208-85-19-75.razorservers.com
208.85.19.90	PTR	ns1648.ztomy.com
208.85.19.105	PTR	ip-208-85-19-105.razorservers.com
208.85.19.106	PTR	ns1648.ztomy.com
208.85.19.107	PTR	ip-208-85-19-107.razorservers.com
208.85.19.129	PTR	ip-208-85-19-129.razorservers.com
208.85.19.130	PTR	ns1648.ztomy.com
208.85.19.136	PTR	ns1648.ztomy.com
208.85.19.155	PTR	ns1648.ztomy.com
208.85.19.185	PTR	ip-208-85-19-185.razorservers.com
208.85.19.195	PTR	ip-208-85-19-195.razorservers.com
208.85.19.210	PTR	ns1648.ztomy.com
208.85.19.217	PTR	ip-208-85-19-217.razorservers.com
208.85.19.224	PTR	ns1648.ztomy.com
208.85.19.227	PTR	ns1648.ztomy.com
208.85.19.235	PTR	ip-208-85-19-235.razorservers.com
208.85.19.240	PTR	ns1648.ztomy.com
208.85.19.243	PTR	ns1648.ztomy.com
208.85.20.4	PTR	static.razorinc.net
208.85.21.2	PTR	ns1648.ztomy.com
208.85.21.8	PTR	static.razorinc.net
208.85.21.10	PTR	static.razorinc.net
208.85.21.17	PTR	ns1648.ztomy.com
208.85.21.25	PTR	static.razorinc.net
208.85.21.35	PTR	ns1648.ztomy.com
208.85.21.40	PTR	ns1648.ztomy.com
208.85.21.43	PTR	ns1648.ztomy.com
208.85.21.48	PTR	ns1648.ztomy.com
208.85.21.67	PTR	ns1648.ztomy.com
208.85.21.89	PTR	ns1648.ztomy.com
208.85.21.91	PTR	ns1648.ztomy.com
208.85.21.96	PTR	ns1648.ztomy.com
208.85.21.98	PTR	ip-208-85-21-98.razorservers.com
208.85.21.106	PTR	ns1648.ztomy.com
208.85.21.112	PTR	ip-208-85-21-112.razorservers.com
208.85.21.113	PTR	ip-208-85-21-113.razorservers.com
208.85.21.114	PTR	ns1648.ztomy.com
208.85.21.128	PTR	ip-208-85-21-128.razorservers.com
208.85.21.129	PTR	ns1648.ztomy.com
208.85.21.137	PTR	ns1648.ztomy.com
208.85.21.138	PTR	ns1648.ztomy.com
208.85.21.147	PTR	ns1648.ztomy.com
208.85.21.155	PTR	ns1648.ztomy.com
208.85.21.161	PTR	ns1648.ztomy.com
208.85.21.169	PTR	static.razorinc.net
208.85.21.170	PTR	ns1648.ztomy.com
208.85.21.200	PTR	ip-208-85-21-200.razorservers.com
208.85.21.202	PTR	ip-208-85-21-202.razorservers.com
208.85.21.208	PTR	ns1648.ztomy.com
208.85.21.209	PTR	ns1648.ztomy.com
208.85.21.217	PTR	ip-208-85-21-217.razorservers.com
208.85.21.218	PTR	ip-208-85-21-218.razorservers.com
208.85.21.219	PTR	ns1648.ztomy.com
208.85.21.224	PTR	ns1648.ztomy.com
208.85.21.225	PTR	ns1648.ztomy.com
208.85.21.234	PTR	ns1648.ztomy.com
208.85.21.241	PTR	ns1648.ztomy.com
208.85.21.242	PTR	ip-208-85-21-242.razorservers.com
208.85.21.249	PTR	ns1648.ztomy.com
208.85.21.251	PTR	ns1648.ztomy.com