Robtex

Up: 210.64.16.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 210.64.16.0/24
Down right: 210.64.17.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.64.16.31	PTR	mail.tetragon.com.tw
210.64.16.38	PTR	kahncc.kahn.cc
210.64.16.43	PTR	210-64-16-43.static.seed.net.tw
210.64.16.43	A	ns1.uniquearts.com.tw
210.64.16.69	A	www.strike.com.tw
210.64.16.78	PTR	210-64-16-78.static.seed.net.tw
210.64.16.81	A	cotek.sg
210.64.16.96	PTR	210-64-16-96.static.seed.net.tw
210.64.16.109	PTR	mail.clientview.com
210.64.16.111	PTR	yeh-chaia.com.tw
210.64.16.112	PTR	yeh-chaia.com.tw
210.64.16.129	PTR	mail.fracht.com.tw
210.64.16.171	PTR	mail.supersonics.com.tw
210.64.16.172	PTR	supersonics.com.tw
210.64.16.173	PTR	supersonics.com.tw
210.64.16.179	A	mail.harvest.com.tw
210.64.16.217	PTR	mail.cheng-deh.com.tw
210.64.16.237	A	3dl-fac.com.cn
210.64.17.11	A	i-lan-share.com.tw
210.64.17.19	PTR	sw64-17-19.static.seed.net.tw
210.64.17.19	A	mail.rfcoaxcables.com
210.64.17.19	A	mail.wellshow.net
210.64.17.29	PTR	sw64-17-29.static.seed.net.tw
210.64.17.74	PTR	ns3.globaltek.com.tw
210.64.17.91	A+PTR	lnx1.a-qe.com
210.64.17.98	PTR	sw64-17-98.static.seed.net.tw
210.64.17.100	A	mail.agi.com.tw
210.64.17.108	A+PTR	mail.tyig.com.tw
210.64.17.157	PTR	sw64-17-157.static.seed.net.tw
210.64.17.157	A	sageinf.com.tw
210.64.17.158	PTR	suntekltd.com.tw
210.64.17.161	PTR	eeti.com
210.64.17.162	PTR	eeti.com
210.64.17.162	A	www.eeti.com
210.64.17.162	A	www.eeti.com.tw
210.64.17.163	PTR	eeti.com
210.64.17.170	PTR	smtp.tp.hgiga.com
210.64.17.233	PTR	amos.com.tw
210.64.17.234	PTR	amos.com.tw
210.64.17.235	PTR	amos.com.tw