Robtex

Up: 106.105.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 106.105.144.0/23
Down right: 106.105.146.0/23

IP	Type	Hostname
106.105.144.0	PTR	106.105.144.0.adsl.dynamic.seed.net.tw
106.105.145.15	PTR	106.105.145.15.adsl.dynamic.seed.net.tw
106.105.145.65	PTR	106.105.145.65.adsl.dynamic.seed.net.tw
106.105.145.192	PTR	106.105.145.192.adsl.dynamic.seed.net.tw