Robtex

Up: 38.117.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 38.117.156.0/23
Down right: 38.117.158.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
38.117.156.36	A	mail.nofeebroker.com
38.117.156.36	A	mx.lvsam.com
38.117.156.36	A	mx.somaw.net
38.117.156.62	A+PTR	mail2.dumbotelecom.com
38.117.156.181	A	mail.eisboxprojects.com
38.117.156.207	PTR	websrv1.dumbotelecom.com
38.117.156.207	A	goglobalfon.com
38.117.156.207	A	xiaolingtongusa.com
38.117.156.213	A	helloeot.net
38.117.156.213	A	helloeot.com
38.117.156.221	A	xiaolingtongusa.net
38.117.156.223	PTR	www.eot.net
38.117.156.223	A	www.nofeebroker.com
38.117.156.223	A	eotworld.com
38.117.156.225	A	lvsam.com
38.117.156.226	A	eotcloudpbx.net
38.117.156.226	A	www.eotpbx.net
38.117.156.226	A	eotpbx.com
38.117.156.240	A	sing68.com
38.117.156.248	A+PTR	feynman.helloeot.com
38.117.156.248	A	ns1.helloeot.com
38.117.156.248	A	ns1.dumbotelecom.com
38.117.156.250	PTR	mail.eotpbx.net
38.117.156.250	A	mail.icouponclub.com
38.117.157.12	A	mail.practicepro.com
38.117.157.24	A	mail.brooklynindustries.com
38.117.157.24	A	master.brooklynindustries.com
38.117.157.63	A	mail.frontinc.com
38.117.157.71	PTR	webmail.nyfa.org
38.117.157.120	A	server.versobooks.com
38.117.157.139	A+PTR	mail.twotrees-dumbo.com
38.117.157.139	A	mail.lead-dumbo.com
38.117.157.150	A	quietisland.net
38.117.157.150	A	quietislandbooks.net
38.117.157.150	A	quietisland.org
38.117.157.154	A	123ftp.net
38.117.157.155	A	123ftp.net
38.117.158.2	A	campus.dumbotelecom.com
38.117.158.226	A	ipsdashboards.org
38.117.159.23	A	www.sing68.com
38.117.159.162	A	exchange.wgen.net
38.117.159.172	A+PTR	mail01.wgen.net
38.117.159.210	A+PTR	vmail.eot.net