Robtex

Up: 116.50.40.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 116.50.40.0/25
Down right: 116.50.40.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
116.50.40.2	PTR	116.50-40-host2.dongfong.com.tw
116.50.40.94	PTR	116.50-40-host94.dongfong.com.tw
116.50.40.131	PTR	116.50-40-host131.dongfong.com.tw
116.50.40.131	A	twhouses.com.tw
116.50.40.131	A	soufun.com.tw
116.50.40.134	PTR	116.50-40-host134.dongfong.com.tw
116.50.40.135	PTR	116.50-40-host135.dongfong.com.tw
116.50.40.135	A	mail.twproperty.com.tw
116.50.40.136	PTR	116.50-40-host136.dongfong.com.tw
116.50.40.137	PTR	116.50-40-host137.dongfong.com.tw
116.50.40.137	A	linsanity.funs.com.tw
116.50.40.137	A	funs.com.tw
116.50.40.138	PTR	116.50-40-host138.dongfong.com.tw
116.50.40.138	A	cti.twhouses.com.tw
116.50.40.141	PTR	116.50-40-host141.dongfong.com.tw
116.50.40.141	A	testbbs.funs.com.tw
116.50.40.147	PTR	116.50-40-host147.dongfong.com.tw
116.50.40.147	A	www.168books.com.tw
116.50.40.147	A	www.101books.com.tw
116.50.40.166	A	winkingentertainment.com
116.50.40.182	PTR	116.50-40-host182.dongfong.com.tw
116.50.40.182	A	yomopets.com
116.50.40.182	A	ns.yomopets.com
116.50.40.183	PTR	116.50-40-host183.dongfong.com.tw
116.50.40.183	A	dracocp.com
116.50.40.183	A	www.megais.com
116.50.40.184	A+PTR	mail.megais.com
116.50.40.184	A	www.mommytalk.com.tw
116.50.40.184	A	essencetw.com
116.50.40.201	PTR	116.50-40-host201.dongfong.com.tw
116.50.40.201	A	ns1.dtnt.info.pachipark.com
116.50.40.201	A	pachipark.com
116.50.40.220	PTR	116.50-40-host220.dongfong.com.tw
116.50.40.220	A	mail.zapachi.com
116.50.40.242	A	petcircle.tw
116.50.40.250	PTR	116.50-40-host250.dongfong.com.tw