Robtex

Up: 139.175.12.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 139.175.13.0/25
Down right: 139.175.13.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
139.175.13.23	A	hamastar-dns.hamastar.com.tw
139.175.13.28	A	mail.studylinknz.com.tw
139.175.13.28	A	mail.hyh.com.tw
139.175.13.28	A	mail.csj.com.tw
139.175.13.113	PTR	na.com.tw
139.175.13.113	A	e-eh.net
139.175.13.141	PTR	h141-139-175-13.na.com.tw
139.175.13.141	A	ms.e-eh.net