Robtex

Up: 76.77.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 76.77.160.0/21
Down right: 76.77.168.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
76.77.160.3	PTR	ns2.smyth.net
76.77.160.4	PTR	mail.smyth.net
76.77.160.17	PTR	17.160.77.76.smyth.net
76.77.160.18	PTR	18.160.77.76.smyth.net
76.77.160.50	PTR	50.160.77.76.smyth.net
76.77.160.64	PTR	64.160.77.76.smyth.net
76.77.160.65	PTR	65.160.77.76.smyth.net
76.77.160.112	PTR	112.160.77.76.smyth.net
76.77.160.129	PTR	129.160.77.76.smyth.net
76.77.160.144	PTR	144.160.77.76.smyth.net
76.77.160.147	PTR	147.160.77.76.smyth.net
76.77.160.163	PTR	163.160.77.76.smyth.net
76.77.160.193	PTR	193.160.77.76.smyth.net
76.77.160.194	PTR	194.160.77.76.smyth.net
76.77.160.211	PTR	211.160.77.76.smyth.net
76.77.160.225	PTR	225.160.77.76.smyth.net
76.77.160.227	PTR	227.160.77.76.smyth.net
76.77.160.241	PTR	241.160.77.76.smyth.net
76.77.161.3	A	todaysfreetips.com
76.77.161.3	A	jameshoffpauir.com
76.77.161.3	A	pipeloversring.com
76.77.167.5	A	mail.asl.edu
76.77.167.98	PTR	fttu-76-77-167-098.bvunet.net
76.77.167.98	A	mail.noahhorn.com
76.77.167.134	A	mail.twowaygrundy.com
76.77.167.165	A	mail.buchanancountyheadstart.com
76.77.170.44	A	barracuda.bluefield.edu
76.77.170.45	A	2003test2.bluefield.edu
76.77.171.241	PTR	fttu-76-77-171-241.bvunet.net
76.77.172.5	A	ns3.dcwin.org
76.77.173.4	PTR	fttu-76-77-173-004.bvunet.net
76.77.173.4	A	dcwin.org
76.77.173.5	PTR	fttu-76-77-173-005.bvunet.net
76.77.173.5	A	dcwin.org
76.77.173.5	A	www.dcbhs.com
76.77.173.50	A	mailsvr.dcwin.org
76.77.175.176	PTR	fttu-76-77-175-176.bvunet.net
76.77.175.197	A	webmail.dcwin.org
76.77.175.197	A	admin.dcwin.org
76.77.175.198	A	nocfire.dcwin.org
76.77.175.202	A	ns2.dcwin.org