Robtex

Up: 213.243.248.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.243.249.0/25
Down right: 213.243.249.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.243.249.0	A+PTR	0-249-243-213.terrecablate.net
213.243.249.2	PTR	cfmail.centrofarc.com
213.243.249.2	A	centrofarcnord.com
213.243.249.2	A	centrofarcadriatica.com
213.243.249.3	A+PTR	mail.centrofarc.com
213.243.249.3	A	webmail.centrofarc.com
213.243.249.3	A	centrofarc.com
213.243.249.69	A+PTR	69-249-243-213.terrecablate.net
213.243.249.69	A	ns.readytec.it
213.243.249.71	A+PTR	71-249-243-213.terrecablate.net
213.243.249.71	A	intranet.readytec.net