Robtex

Up: 139.175.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 139.175.156.0/23
Down right: 139.175.158.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
139.175.158.3	PTR	bsd30.yes.net.tw
139.175.158.7	PTR	stacey.yes.net.tw
139.175.158.9	PTR	www.888job.com.tw
139.175.158.13	PTR	ms1.yes.net.tw
139.175.158.39	PTR	www.holi.com.tw
139.175.158.40	PTR	h40-139-175-158.b2bsmartcue.com
139.175.158.41	PTR	h41-139-175-158.b2bsmartcue.com
139.175.158.42	PTR	h42-139-175-158.b2bsmartcue.com
139.175.158.45	PTR	nordicwalking.com.tw
139.175.158.48	PTR	janfusun.taconet.com.tw
139.175.158.52	PTR	dns.tacomall.com.tw
139.175.158.113	A+PTR	dns2.force.com.tw
139.175.158.113	A	force.com.tw
139.175.158.116	A+PTR	dns3.force.com.tw
139.175.158.123	A	vweb.gate.tw
139.175.158.123	A	mail.dadon.com.tw
139.175.158.123	A	swallowdairy.com