Robtex

Up: 65.204.48.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 65.204.48.0/25
Down right: 65.204.48.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
65.204.48.6	A+PTR	qa-api.barnesandnoble.com
65.204.48.9	A	bncs.barnesandnoble.com
65.204.48.10	A+PTR	cscdn.barnesandnoble.com
65.204.48.15	A+PTR	ddppa1.barnesandnoble.com
65.204.48.15	A	sellers.barnesandnoble.com
65.204.48.17	A+PTR	ddppa2.barnesandnoble.com
65.204.48.19	PTR	pubit.com
65.204.48.19	A	bnmember.com
65.204.48.19	A	enews.com
65.204.48.20	A+PTR	mailgatenj.barnesandnoble.com
65.204.48.21	PTR	bnonline.com
65.204.48.24	A	nookdeveloper.barnesandnoble.com
65.204.48.25	A+PTR	videogamesnj.barnesandnoble.com
65.204.48.27	A+PTR	giftsnj.barnesandnoble.com
65.204.48.27	A	mail1.koldata.com
65.204.48.28	A+PTR	browsepa.barnesandnoble.com
65.204.48.32	A+PTR	btobmusicnj.barnesandnoble.com
65.204.48.34	A	csug.barnesandnoble.com
65.204.48.36	A+PTR	postersnj.barnesandnoble.com
65.204.48.40	A	my.barnesandnoble.com
65.204.48.40	A	wizard.barnesandnoble.com
65.204.48.41	A	books.barnesandnoble.com
65.204.48.58	A+PTR	sftp.vi02.barnesandnoble.com
65.204.48.62	A+PTR	mnrglb01.barnesandnoble.com
65.204.48.62	A	mnrglb01.barnesandnobleinc.com
65.204.48.64	A	autocomplete.barnesandnoble.com
65.204.48.77	A	ns3.barnesandnoble.com
65.204.48.80	A	ns4.barnesandnoble.com
65.204.48.85	A	store-locator.barnesandnoble.com
65.204.48.96	A	edmfiletransfer.barnesandnoble.com
65.204.48.97	A	sync.barnesandnoble.com
65.204.48.100	A+PTR	time.barnesandnoble.com
65.204.48.101	A+PTR	time.barnesandnoble.com
65.204.48.103	A+PTR	dev03.barnesandnoble.com
65.204.48.105	A+PTR	dev-api.nookpress.com
65.204.48.109	A+PTR	dev03.imagesbn.com
65.204.48.118	PTR	bnb2b.com
65.204.48.118	A	nookdeveloper.barnesandnoble.com
65.204.48.118	A	nookbooks.com
65.204.48.119	A+PTR	barnesandnoble.mobi
65.204.48.119	A	portal.barnesandnoble.com
65.204.48.122	A	secure1.barnesandnoble.com
65.204.48.122	A	secure.barnesandnoble.com
65.204.48.123	PTR	searchpa.barnesandnoble.com
65.204.48.126	PTR	book.com
65.204.48.126	A	books.com
65.204.48.138	A	marketplace.barnesandnoble.com
65.204.48.142	A	btobshop2int.barnesandnoble.com
65.204.48.144	A+PTR	qa08.barnesandnoble.com
65.204.48.152	PTR	www.tikatok.com
65.204.48.153	A+PTR	qa08.imagesbn.com
65.204.48.159	A	videonj.barnesandnoble.com
65.204.48.174	A+PTR	bnuniversity.com
65.204.48.174	A	bnuniversity.net
65.204.48.174	A	bandnu.com
65.204.48.200	A+PTR	globalnj200.barnesandnoble.com
65.204.48.201	A+PTR	globalnj201.barnesandnoble.com
65.204.48.203	A+PTR	btobpostersnj.barnesandnoble.com
65.204.48.207	A+PTR	njproductsearch.barnesandnoble.com
65.204.48.215	A	bnjxcsrelay01.barnesandnoble.com
65.204.48.215	A	www.barnesandnobleinc.com
65.204.48.215	A	barnesandnobleinc.com
65.204.48.216	A	bnjxcsrelay02.barnesandnoble.com
65.204.48.228	A+PTR	smtpnj.barnesandnoble.com
65.204.48.240	A	bnprototype.barnesandnoble.com