Robtex

Up: 203.215.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.215.128.0/22
Down right: 203.215.132.0/22

IP	Type	Hostname
203.215.132.4	A+PTR	smtp.servcorp.co.jp
203.215.132.5	A	relay.servcorp.co.jp
203.215.132.38	A	servcorponefone.com
203.215.132.38	A	servcorponefone.co.jp
203.215.132.38	A	www.servcorponefone.co.jp
203.215.132.173	A	www.servcorponline.co.jp
203.215.133.19	PTR	tyosbr1.tene.jp