Robtex

Up: 64.200.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 64.200.128.0/18
Down right: 64.200.192.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.200.128.44	A+PTR	ns3.excel.com
64.200.131.2	PTR	chrlnc2wce1-blue-2-0.wcg.net
64.200.135.9	A	sttlwa2wcx3.wcg.net
64.200.135.90	A	sttlwa2wnt1.wcg.net
64.200.140.49	PTR	anhmca1wcx2-pos14-0.wcg.net
64.200.140.50	PTR	anhmca1wcx3-pos1-0.wcg.net
64.200.140.129	PTR	lsanca1wcx1-gige13-2.wcg.net
64.200.140.133	PTR	lsanca1wjt1-gige0-0-0.wcg.net
64.200.147.2	PTR	stlsmo1wjt2-3-650.wcg.net
64.200.147.133	PTR	atlnga1wjt1-3-980.wcg.net
64.200.148.38	A+PTR	gr18.kdms.kontiki.com
64.200.148.62	A	gr3.kdms.kontiki.com
64.200.149.6	PTR	sntcca1wcx1-bigpipe-peer-pos.wcg.net
64.200.149.18	A	sntcca4lrs1.wcg.net
64.200.149.133	PTR	sntcca1wcx1-pos11-3-oc48.wcg.net
64.200.150.78	A	pal001jp01.yipes.com
64.200.150.78	A	ge-0-0-0-203.pal001jp01.yipes.com
64.200.150.78	A	ge-0-0-0-204.pal001jp01.yipes.com
64.200.150.186	A	scl007jp01.yipes.com
64.200.160.21	PTR	dns1.wilcom.com
64.200.160.21	A	dns1.wiltel.com
64.200.163.21	A	vyvxinview.com
64.200.163.164	A	gateway.wiltel.com
64.200.180.5	A	mssql.skywaynetworks.com
64.200.180.5	A	mysql.skywaynetworks.com
64.200.180.9	A+PTR	gw3.skywaynetworks.com
64.200.180.9	A	gw.skywaynetworks.com
64.200.180.10	PTR	gw4.skywaynetworks.com
64.200.180.10	A	gw.skywaynetworks.com
64.200.180.11	PTR	gw6.skywaynetworks.com
64.200.180.142	A	email.mxserver.us
64.200.180.142	A	mail.abmi.net
64.200.180.143	A	collaborate.mxserver.us
64.200.180.155	A	ldap2.email.mxserver.us
64.200.181.90	A	mail.skywaynetworks.com
64.200.181.176	A	mail.thestrandgroup.com
64.200.181.181	A	ns2.skywaynetworks.com
64.200.182.5	PTR	tulsok6wct1-atm.wcg.net
64.200.182.10	PTR	tulsok6wct1-kddi-10-0-0-8.wcg.net
64.200.182.89	A	tulsok6wct1-atm.wcg.net
64.200.182.149	PTR	tulsok6wcx3-atm.wcg.net
64.200.182.154	PTR	tulsok6wct1-aog-atm.wcg.net
64.200.187.133	PTR	hstntx1wcx1-ser15-11-19.wcg.net
64.200.187.193	A	t1-2-1-0-3-17.edge6.dallas1.level3.net
64.200.189.170	A	onedayshootout.com
64.200.189.170	A	1dayshootouts.com
64.200.189.170	A	1daytournaments.com
64.200.192.22	A+PTR	enwdco1lao1.ipcc.wcg.net
64.200.192.33	A	t1-2-1-0-6-11.edge4.losangeles1.level3.net
64.200.192.149	PTR	scrmca2wcx1-ser0-1-18.wcg.net
64.200.193.1	PTR	snfcca1wct2-atm11-0-0-7.wcg.net
64.200.193.133	PTR	snfcca1wct2-atm0-0-0-9.wcg.net
64.200.199.6	A	sntcca2lce1.wcg.net
64.200.202.141	PTR	chcg1wct2-atm11-0-0.5.wcg.net
64.200.202.149	PTR	t1-2-1-0-4-19.edge3.chicago2.level3.net
64.200.202.150	PTR	mercapgr.edge3.chicago2.level3.net
64.200.202.177	A	t1-2-1-0-3-20-116.edge3.chicago2.level3.net
64.200.202.202	A	rhmmgmt.edge3.chicago2.level3.net
64.200.212.8	A	lynnash.com
64.200.212.25	A	mail3.tomtek.com
64.200.212.25	A	mail2.tomtek.com
64.200.215.229	PTR	gateway.alltile.com
64.200.215.231	PTR	gateway.alltile.com
64.200.216.226	PTR	mail226.productpresales.info
64.200.220.131	PTR	64-200-220-131.ic2net.net
64.200.220.172	A	www.precha.com
64.200.220.176	A	*.precha.com
64.200.220.176	A	ns.precha.com
64.200.220.176	A	mail.precha.com
64.200.226.118	A	dfw002jp01.yipes.com
64.200.231.141	PTR	drvlga1wct1-atm1-0-0-9.wcg.net
64.200.236.1	PTR	mdsnwi1wce1-gige7-2.wcg.net
64.200.236.2	PTR	mdsnwi1wao010-port-9.wcg.net
64.200.241.1	A	stls-ssnoc-t1.wcg.net
64.200.241.2	A	stliptc1.wcg.net
64.200.241.3	A	monty.wcg.net
64.200.241.4	PTR	stlipmaint09.wcg.net
64.200.241.4	A	log.wcg.net
64.200.241.133	A	hoosiers.wcg.net
64.200.241.134	A	hoosiers1.wcg.net
64.200.241.135	A	hoosiers2.wcg.net
64.200.241.136	A	huskers.wcg.net
64.200.250.0	PTR	64-200-250-0.wcg.net
64.200.250.1	PTR	64-200-250-1.wcg.net
64.200.250.5	A+PTR	mail1.wiltel.com
64.200.250.8	A	mail4.wiltel.com
64.200.250.17	A	adsvps.com
64.200.250.56	A	registry.wcg.net
64.200.251.131	PTR	64-200-251-131.wcg.net
64.200.252.12	A	proamics.wcg.net
64.200.252.27	PTR	dns2.wilcom.com
64.200.252.27	A	dns2.wiltel.com
64.200.252.192	PTR	stlsmo3wca1-vlan65.wcg.net
64.200.252.194	PTR	stlsmo3wca1-vlan65.wcg.net
64.200.252.195	PTR	stlsmo3wca1-vlan65.wcg.net
64.200.252.234	A	sds.wcg.net
64.200.252.246	A	stlsmofw.wcg.net
64.200.252.253	A	stlsmo3wce1.wcg.net
64.200.255.11	A	tulinv01.wcg.net
64.200.255.12	A+PTR	tuldns1.wcg.net
64.200.255.17	A	ns17.customer.level3.net