Robtex

Up: 86.36.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 86.36.40.0/22
Down right: 86.36.44.0/22

IP	Type	Hostname
86.36.45.58	A	acl-arch-01.qatar.cmu.edu
86.36.46.1	A	vl460.gw.cmuq.net
86.36.46.2	A	cmuq-gw1-vl460.gw.cmuq.net
86.36.46.4	A+PTR	rns3.qatar.cmu.edu
86.36.46.5	A	rns4.qatar.cmu.edu
86.36.46.8	PTR	dhcp4.qatar.cmu.edu
86.36.46.10	A	vice-03.qatar.cmu.edu
86.36.46.12	A	q-mail-fe5.qatar.cmu.edu
86.36.46.14	A	q-mail-fe7.qatar.cmu.edu
86.36.46.15	A	reserved-86-36-46-15.qatar.cmu.edu
86.36.46.18	A	reserved-86-36-46-18.qatar.cmu.edu
86.36.46.19	A	reserved-86-36-46-19.qatar.cmu.edu
86.36.46.22	A	q-mail-fe9.qatar.cmu.edu
86.36.46.30	A	qatar.webiso.andrew.cmu.edu
86.36.46.33	A+PTR	rt3.qatar.cmu.edu
86.36.46.38	A	qtr-webdav-03.qatar.win.cmu.edu
86.36.46.39	A	monitor2.qatar.cmu.edu
86.36.46.41	PTR	cyrus.qatar.cmu.edu
86.36.46.41	A	q-mail-fe4.qatar.cmu.edu
86.36.46.42	PTR	smtp.qatar.cmu.edu
86.36.46.42	A	q-smtp2.qatar.cmu.edu
86.36.46.46	A	q-mx1.qatar.cmu.edu
86.36.46.48	A+PTR	qtr-wins-01.qatar.win.cmu.edu
86.36.46.50	PTR	webmail1.qatar.cmu.edu
86.36.46.61	A	calendar-02.qatar.cmu.edu
86.36.46.66	A	q-mail-fe8.qatar.cmu.edu
86.36.46.70	A	qatar.webiso.andrew.cmu.edu
86.36.46.70	A	webiso2.qatar.cmu.edu
86.36.46.72	A	shtest.qatar.win.cmu.edu
86.36.46.80	A+PTR	qatar-intrmap01.qatar.win.cmu.edu
86.36.46.86	A	ans3.qatar.cmu.edu
86.36.46.86	A	ns1.cmuq.org
86.36.46.91	A+PTR	tape1.qatar.cmu.edu
86.36.46.94	A	*.lassesks.se
86.36.46.97	PTR	linux04.qatar.cmu.edu
86.36.46.98	A	netapp-2b.qatar.win.cmu.edu
86.36.46.102	A	q-mx2.qatar.cmu.edu
86.36.46.107	A+PTR	ans4.qatar.cmu.edu
86.36.46.107	A	ns2.cmuq.org
86.36.46.109	A	ans1.qatar.cmu.edu
86.36.46.111	A	ans2.qatar.cmu.edu
86.36.46.113	PTR	smtp.qatar.cmu.edu
86.36.46.113	A	q-smtp3.qatar.cmu.edu
86.36.46.120	A+PTR	qtr-webdav-01.qatar.win.cmu.edu
86.36.46.137	A	wiki-01.qatar.cmu.edu
86.36.46.141	A	qatar.win.cmu.edu
86.36.46.141	A	qtr-dc-01.qatar.win.cmu.edu
86.36.46.150	A	q-mx3.qatar.cmu.edu
86.36.46.152	A	linux06.qatar.cmu.edu
86.36.46.155	A	q-mail2.qatar.cmu.edu
86.36.46.156	A	qatar.win.cmu.edu
86.36.46.156	A	qtr-dc-02.qatar.win.cmu.edu
86.36.46.172	A	qtr-ca-t01.qatar.cmu.edu
86.36.46.190	A	q-mail-fe0.qatar.cmu.edu
86.36.46.222	A	q-mx5.qatar.cmu.edu
86.36.46.223	A	q-mx6.qatar.cmu.edu
86.36.46.224	A+PTR	q-mx7.qatar.cmu.edu
86.36.46.225	A+PTR	q-mx8.qatar.cmu.edu
86.36.46.229	A+PTR	smtp.qatar.cmu.edu
86.36.46.230	A+PTR	smtp.qatar.cmu.edu
86.36.46.242	A	qatar.win.cmu.edu
86.36.46.242	A	qtr-dc-04.qatar.win.cmu.edu
86.36.47.34	A+PTR	dns-auth1.qatar.cmu.edu
86.36.47.35	A+PTR	dns-auth2.qatar.cmu.edu
86.36.47.203	A+PTR	res-86-36-47-203.qatar.cmu.edu