Robtex

Up: 192.72.36.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.72.36.0/25
Down right: 192.72.36.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.72.36.10	PTR	mg.nanyapcb.com.tw
192.72.36.10	A	dns.nanyapcb.com.tw
192.72.36.10	A	vpn.nanyapcb.com.tw
192.72.36.12	A	www.nanyapcb.com.tw
192.72.36.13	A	ftp.nanyapcb.com.tw
192.72.36.101	A+PTR	ms1.nanyapcb.com.tw
192.72.36.101	A+PTR	ms2.nanyapcb.com.tw
192.72.36.102	A	im.nanyapcb.com.tw