Robtex

Up: 210.66.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 210.66.136.0/23
Down right: 210.66.138.0/23

IP	Type	Hostname
210.66.136.54	A+PTR	210-66-136-54.adsl.dynamic.seed.net.tw
210.66.136.244	PTR	210-66-136-244.adsl.dynamic.seed.net.tw
210.66.137.2	A	h210-66-137-2.host-dial.seed.net.tw
210.66.138.138	PTR	210-66-138-138.adsl.dynamic.seed.net.tw
210.66.139.105	A+PTR	sw66-139-105.adsl.seed.net.tw