Robtex

Up: 13.13.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 13.13.128.0/18
Down right: 13.13.192.0/18

IP	Type	Hostname
13.13.128.2	PTR	ida-128.epn.extranet.xerox.com
13.13.128.25	A	lmxfwa.epn.useastgw.xerox.com
13.13.128.26	A	lmxfwb.epn.useastgw.xerox.com
13.13.128.58	A	rp-vip27.epn.extranet.xerox.com
13.13.128.206	A	wx02-vh47.epn.useastgw.xerox.com
13.13.129.131	PTR	ssl-css-vip129-131.epn.useastgw.xerox.com
13.13.129.165	A	ssl-vip129-165.epn.useastgw.xerox.com
13.13.129.172	A	ssl-vip129-172.epn.useastgw.xerox.com
13.13.129.179	A	ssl-vip129-179.epn.useastgw.xerox.com
13.13.129.185	A	ssl-vip129-185.epn.useastgw.xerox.com
13.13.130.186	A	usa0300esg99e-poc186.epn.useastgw.xerox.com
13.13.130.196	A	usa0300esg01e-sp-xim.epn.useastgw.xerox.com
13.13.130.198	A	usa0300esg01e-sp-train.epn.useastgw.xerox.com
13.13.130.204	A	usa0300esg02e-sp-xna.epn.useastgw.xerox.com
13.13.132.130	A	docushare.xerox.com
13.13.132.225	A+PTR	usa0300ca001.xerox.com
13.13.134.30	A	drivers.epn.extranet.xerox.com
13.13.134.49	A	usa0300ap406-2e.ext.useastgw.xerox.com
13.13.134.104	A	usa0300gepcux09-1e.gepc.xerox.com
13.13.137.1	A+PTR	pion.ext.useastgw.xerox.com
13.13.138.12	A+PTR	curly.xerox.com
13.13.138.16	A+PTR	asteria.ext.useastgw.xerox.com
13.13.138.16	A	asteria.idns.xerox.com
13.13.138.16	A	asteria.xerox.com
13.13.138.17	PTR	astra.ext.useastgw.xerox.com
13.13.138.230	PTR	wbmler5-e1.mail.xerox.com
13.13.142.129	A+PTR	css-vip142-129.epn.useastgw.xerox.com
13.13.146.108	A+PTR	halley.ext.useastgw.xerox.com
13.13.146.109	A+PTR	yellah.ext.useastgw.xerox.com
13.13.148.243	A+PTR	ace-vip-13-13-148-243.epn.useastgw.xerox.com
13.13.148.243	A+PTR	dcs-web-lb.idns-ext.xerox.com
13.13.148.243	A	fccfa.xrxgsn.com
13.13.148.251	PTR	ace-vip-13-13-148-251.epn.useastgw.xerox.com
13.13.148.251	A	tls.support.xerox.com
13.13.157.5	A+PTR	tig-nat-13-13-157-5.ext.useastgw.xerox.com
13.13.240.1	A+PTR	vgate-epn.ext.useastgw.xerox.com
13.13.241.70	A	hradmin2-nat.ext.useastgw.xerox.com
13.13.241.75	A	griff-nat.ext.useastgw.xerox.com
13.13.241.76	A	chern-nat.ext.useastgw.xerox.com
13.13.241.85	A	schum-nat.ext.useastgw.xerox.com
13.13.241.129	A+PTR	ltl-nat.ext.useastgw.xerox.com
13.13.241.133	A	eo-nat.ext.useastgw.xerox.com
13.13.241.140	A	receiv1-nat.ext.useastgw.xerox.com
13.13.241.142	A	usataltree-nat.ext.useastgw.xerox.com
13.13.254.16	A	whiteface.xerox.com