Robtex

Up: 210.64.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 210.64.56.0/23
Down right: 210.64.58.0/23

IP	Type	Hostname
210.64.56.14	PTR	210-64-56-14.adsl.dynamic.seed.net.tw
210.64.56.65	A+PTR	210-64-56-65.adsl.dynamic.seed.net.tw
210.64.59.131	PTR	h131-210-64-59.mymtv.com.tw
210.64.59.210	A	mail2.howteh.com.tw
210.64.59.210	A	howteh.com.tw
210.64.59.210	A	mail.howteh.com.tw
210.64.59.211	PTR	h211-210-64-59.seed.net.tw
210.64.59.211	A	www.howteh.com