Robtex

Up: 38.98.32.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 38.98.36.0/23
Down right: 38.98.38.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
38.98.36.34	PTR	mail.castellan.net
38.98.36.107	A	mail.loanlinkvc.com
38.98.36.107	A	loanlinkvc.com
38.98.36.178	PTR	hollandelectronics.com
38.98.36.179	PTR	hollandelectronics.com
38.98.36.179	PTR	mail.hollandelectronics.com
38.98.36.212	PTR	fluidnets.com
38.98.36.212	PTR	pipdata.com
38.98.36.212	PTR	worldnet1.net
38.98.37.64	A+PTR	mail.break.com
38.98.37.64	A+PTR	mail.defymedia.com
38.98.37.64	PTR	mail.generatela.com
38.98.37.68	A	breakassets.com
38.98.37.71	A	sandbox.break.com
38.98.37.79	A	uturf.com
38.98.37.79	A	www.uturf.com
38.98.37.98	A	mail.angelenogroup.com
38.98.37.149	A	mail.livecelltv.com
38.98.37.149	A	mail.cellmetv.com
38.98.37.170	A+PTR	autodiscover.elllaw.com
38.98.37.170	A+PTR	mail.elllaw.com
38.98.37.170	A+PTR	mail2.elllaw.com
38.98.37.250	A	server.51minds.tv
38.98.38.20	PTR	tokyopop.com
38.98.38.21	PTR	tokyopop.com
38.98.38.22	A	*.hodagri.com
38.98.38.24	PTR	tokyopop.com
38.98.38.200	A	redhat02.fixthenet.com
38.98.38.205	PTR	arnson.biz
38.98.38.209	A+PTR	vandc.net
38.98.38.209	A	mail.vandc.net
38.98.38.209	A	*.vandc.net
38.98.38.210	PTR	freedesignstudio.com
38.98.38.213	PTR	iabridal.com
38.98.38.214	PTR	jlbridal.com
38.98.38.216	A	firedsl.com
38.98.39.133	PTR	www.dogpro4u.com
38.98.39.134	PTR	www.k6bdm.com
38.98.39.135	PTR	38.98.39.135.static.cogentco.com
38.98.39.137	PTR	38.98.39.137.static.cogentco.com
38.98.39.139	PTR	beautyhabit.weiserlitho.com
38.98.39.140	PTR	38.98.39.140.static.cogentco.com
38.98.39.142	PTR	www.m2mwireless.com
38.98.39.145	PTR	38.98.39.145.static.cogentco.com
38.98.39.149	PTR	38.98.39.149.static.cogentco.com
38.98.39.154	PTR	38.98.39.154.static.cogentco.com
38.98.39.155	PTR	38.98.39.155.static.cogentco.com
38.98.39.156	PTR	38.98.39.156.static.cogentco.com
38.98.39.166	PTR	mail.mwgjs.com
38.98.39.210	PTR	mail.venbrook.com