Robtex

Up: 58.99.32.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 58.99.32.0/23
Down right: 58.99.34.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.99.32.0	PTR	0-32-99-58.tinp.net.tw
58.99.32.3	A+PTR	cltv.tinp.net.tw
58.99.32.6	A+PTR	cm5.tinp.net.tw
58.99.32.15	A+PTR	mail.tinp.tw
58.99.32.15	A	tinp.tw
58.99.32.32	A+PTR	tdtv.tinp.net.tw
58.99.32.36	PTR	pktv.tinp.net.tw
58.99.32.36	A	chiali.idv.tw
58.99.32.135	PTR	135-32-99-58.tinp.net.tw
58.99.32.150	PTR	150-32-99-58.tinp.net.tw
58.99.32.193	A	www.begolf.com.tw
58.99.32.203	PTR	203-32-99-58.tinp.net.tw
58.99.32.203	A	mx.wfgolf.com.tw
58.99.32.226	PTR	a1.e-rent.com.tw
58.99.32.226	A	service.e-rent.com.tw
58.99.32.226	A	rent.youthwant.com.tw
58.99.32.229	PTR	229-32-99-58.tinp.net.tw
58.99.32.230	PTR	230-32-99-58.tinp.net.tw
58.99.32.230	A	rent.youthwant.com.tw
58.99.32.230	A	www.e-rent.com.tw
58.99.32.240	PTR	jsp.virtualhost.com.tw
58.99.32.240	A	worldpeace.org.tw
58.99.32.241	A+PTR	dns.virtualhost.com.tw
58.99.32.241	A	www.raco-expert.com
58.99.32.242	PTR	ns2.virtualhost.com.tw
58.99.32.244	PTR	virtualhost.com.tw
58.99.32.244	A	mail.bookssearching.com
58.99.32.246	PTR	php5.virtualhost.com.tw
58.99.32.246	A	www.tcstadium.gov.tw
58.99.32.250	PTR	www.homebox.com.tw
58.99.32.251	PTR	www.diystation.com.tw
58.99.32.253	PTR	oeya.com
58.99.32.253	PTR	conn.tw
58.99.32.253	PTR	dreams.com.tw
58.99.33.2	PTR	2-33-99-58.tinp.net.tw
58.99.33.4	PTR	4-33-99-58.tinp.net.tw
58.99.33.28	PTR	28-33-99-58-t-cltv.tinp.net.tw
58.99.34.64	PTR	64-34-99-58.tinp.net.tw
58.99.35.2	PTR	2-35-99-58.tinp.net.tw
58.99.35.3	PTR	3-35-99-58.tinp.net.tw
58.99.35.7	PTR	7-35-99-58.tinp.net.tw
58.99.35.8	PTR	8-35-99-58.tinp.net.tw
58.99.35.9	PTR	9-35-99-58.tinp.net.tw
58.99.35.39	PTR	39-35-99-58.tinp.net.tw
58.99.35.136	PTR	136-35-99-58.tinp.net.tw
58.99.35.146	PTR	146-35-99-58.tinp.net.tw
58.99.35.249	PTR	249-35-99-58.tinp.net.tw