Robtex

Up: 199.26.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 199.26.56.0/22
Down right: 199.26.60.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.26.56.1	A	56.26.199.in-addr.arpa
199.26.57.30	PTR	pingtest.wishcom.net
199.26.57.30	A	rob.tc
199.26.57.60	A	qsl.fm
199.26.57.254	PTR	gige-0-4-vlan113-core1.spgrv.wc-i.net
199.26.58.36	A	mail.nsd2.com
199.26.58.36	A	*.nsd2.com
199.26.58.36	A	www.nsd2.com
199.26.60.1	PTR	cpetrunk1-dist1.spgrv01.wc-i.net
199.26.60.53	A	ns-0.airmail.net
199.26.60.53	A	ns1.skybeamtx.com
199.26.60.53	A	ns1.skybeam.com
199.26.61.9	A+PTR	ns2.risebroadband.com
199.26.61.9	A	auth1.ispdone.com
199.26.61.9	A	dns2.ida.net
199.26.62.1	PTR	gig-0-2-ar1.jnsbg-wc5.wc-i.net
199.26.63.177	A	readynet.prov.jabbroadband.com