Robtex

Up: 218.225.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 218.225.248.0/22
Down right: 218.225.252.0/22

IP	Type	Hostname
218.225.248.47	A+PTR	47.248.225.218.ap.yournet.ne.jp
218.225.249.120	A+PTR	120.249.225.218.ap.yournet.ne.jp
218.225.252.248	A	ns.kamakura-urban.ne.jp
218.225.253.58	A+PTR	pppf26.yamaguchi-ip.dti.ne.jp
218.225.255.14	A	srv01.gatecorp.co.jp
218.225.255.129	A+PTR	pppf31.aichi-ip.dti.ne.jp
218.225.255.246	A+PTR	pppf148.aichi-ip.dti.ne.jp