Robtex

Up: 192.72.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 192.72.192.0/20
Down right: 192.72.208.0/20

IP	Type	Hostname
192.72.220.1	PTR	dns.emc.com.tw
192.72.220.1	A+PTR	emc01.emc.com.tw
192.72.220.1	A	emc.com.tw
192.72.220.5	A+PTR	emcscan.emc.com.tw
192.72.220.8	A	emc.emc.com.tw
192.72.220.95	A+PTR	www.emc.com.tw
192.72.220.96	A	www.avisonic.com
192.72.220.188	A	elanic.emc.com.tw