Robtex

Up: 13.13.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 13.13.40.0/22
Down right: 13.13.44.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
13.13.40.11	PTR	usa0300lv467.epn.useastgw.xerox.com
13.13.40.11	A	www.xerox.com.mx
13.13.40.11	A	graphicsprinters.com
13.13.40.19	A+PTR	usa0300vm1121-ext.epn.useastgw.xerox.com
13.13.40.20	A	usa0300vm1122-ext.epn.useastgw.xerox.com
13.13.40.21	A	usa0300vm894-ext.epn.useastgw.xerox.com
13.13.40.27	A+PTR	usa0300lv743-ext.epn.useastgw.xerox.com
13.13.40.27	A	mdt.support.xerox.com
13.13.40.27	A	crg-prod.idns.xerox.com
13.13.40.28	PTR	usa0300lv793-ext.epn.useastgw.xerox.com
13.13.40.28	A	crg-prod.idns.xerox.com
13.13.40.28	A	remserv10.support.xerox.com
13.13.40.29	PTR	usa0300vm714-ext.epn.useastgw.xerox.com
13.13.40.33	A+PTR	usa0300lv605-ext.epn.useastgw.xerox.com
13.13.40.33	A	gsn2.xrxgsn.com
13.13.40.33	A	www.xrxgsn.com
13.13.40.34	A+PTR	usa0300vm613-ext.epn.useastgw.xerox.com
13.13.40.35	PTR	usa0300vm614-ext.epn.useastgw.xerox.com
13.13.40.58	A+PTR	usa0300vm1393-ext.epn.useastgw.xerox.com
13.13.40.58	A	ximitam.idns.xerox.com
13.13.40.99	A	www.xeroxtechnology.com
13.13.40.127	A	www.xeroxsurvey.com
13.13.40.228	A	msp.support.xerox.com
13.13.40.230	A	msp.support.xerox.com
13.13.40.234	PTR	ace-vip-13-13-40-234.epn.useastgw.xerox.com
13.13.40.234	A	fed.directory.xerox.com
13.13.40.234	A	fed.idns.xerox.com
13.13.40.236	A	sip.xerox.com
13.13.40.245	A	xdss.com
13.13.40.245	A	buy.xerox.com
13.13.40.245	A	supplies.xerox.com
13.13.40.249	A	portal.xerox.com
13.13.40.252	A	www1.accounts.xerox.com
13.13.40.252	A	www.accounts.xerox2.com.akadns.net
13.13.40.252	A	ace-vip-13-13-40-252.epn.useastgw.xerox.com
13.13.42.81	A+PTR	usa0300vm2748-ext.epn.useastgw.xerox.com
13.13.42.82	A+PTR	usa0300vm2749-ext.epn.useastgw.xerox.com
13.13.44.10	A+PTR	b2bvpn-frontier-hsrp.ext.useastgw.xerox.com
13.13.44.12	A+PTR	cyllene-siri-p.ext.useastgw.xerox.com