Robtex

Up: 106.106.200.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 106.106.200.0/23
Down right: 106.106.202.0/23

IP	Type	Hostname
106.106.200.10	PTR	106.106.200.10.adsl.dynamic.seed.net.tw
106.106.200.24	PTR	106.106.200.24.adsl.dynamic.seed.net.tw
106.106.200.129	PTR	106.106.200.129.adsl.dynamic.seed.net.tw
106.106.200.139	PTR	106.106.200.139.adsl.dynamic.seed.net.tw
106.106.200.154	PTR	106.106.200.154.adsl.dynamic.seed.net.tw
106.106.200.161	PTR	106.106.200.161.adsl.dynamic.seed.net.tw
106.106.200.166	PTR	106.106.200.166.adsl.dynamic.seed.net.tw
106.106.200.167	PTR	106.106.200.167.adsl.dynamic.seed.net.tw
106.106.200.170	PTR	106.106.200.170.adsl.dynamic.seed.net.tw
106.106.200.173	PTR	106.106.200.173.adsl.dynamic.seed.net.tw
106.106.200.188	PTR	106.106.200.188.adsl.dynamic.seed.net.tw
106.106.200.193	PTR	106.106.200.193.adsl.dynamic.seed.net.tw
106.106.200.206	PTR	106.106.200.206.adsl.dynamic.seed.net.tw
106.106.200.214	PTR	106.106.200.214.adsl.dynamic.seed.net.tw
106.106.200.220	PTR	106.106.200.220.adsl.dynamic.seed.net.tw
106.106.200.229	PTR	106.106.200.229.adsl.dynamic.seed.net.tw
106.106.200.243	PTR	106.106.200.243.adsl.dynamic.seed.net.tw
106.106.200.249	PTR	106.106.200.249.adsl.dynamic.seed.net.tw