Robtex

Up: 61.63.90.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 61.63.91.0/25
Down right: 61.63.91.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.63.91.35	A+PTR	61-63-91-host35.kbtelecom.net.tw
61.63.91.40	PTR	61-63-91-host40.kbtelecom.net.tw
61.63.91.66	A	hpns2.dnsp0d.com
61.63.91.69	A	61-63-91-host69.kbtelecom.net.tw
61.63.91.72	A	61-63-91-host72.kbtelecom.net.tw
61.63.91.76	A	61-63-91-host76.kbtelecom.net.tw
61.63.91.79	A	61-63-91-host79.kbtelecom.net.tw
61.63.91.81	A+PTR	61-63-91-host81.kbtelecom.net.tw
61.63.91.90	A	61-63-91-host90.kbtelecom.net.tw
61.63.91.92	A	61-63-91-host92.kbtelecom.net.tw
61.63.91.94	A	61-63-91-host94.kbtelecom.net.tw
61.63.91.97	A	61-63-91-host97.kbtelecom.net.tw
61.63.91.99	A	61-63-91-host99.kbtelecom.net.tw
61.63.91.102	A+PTR	61-63-91-host102.kbtelecom.net.tw
61.63.91.107	A+PTR	61-63-91-host107.kbtelecom.net.tw
61.63.91.115	A+PTR	61-63-91-host115.kbtelecom.net.tw
61.63.91.115	A	bitoex.com
61.63.91.115	A	bitoex.net
61.63.91.118	A	61-63-91-host118.kbtelecom.net.tw
61.63.91.121	A	61-63-91-host121.kbtelecom.net.tw
61.63.91.124	A	61-63-91-host124.kbtelecom.net.tw
61.63.91.130	A+PTR	61-63-91-host130.kbtelecom.net.tw
61.63.91.130	A	ns2.hbr.tw
61.63.91.130	A	ns1.magent.com.tw
61.63.91.148	A+PTR	61-63-91-host148.kbtelecom.net.tw
61.63.91.151	A+PTR	61-63-91-host151.kbtelecom.net.tw
61.63.91.151	A	www.magent.com.tw
61.63.91.151	A	www.gigahouse.com.tw
61.63.91.153	A	root.gigahouse.com.tw
61.63.91.162	A	61-63-91-host162.kbtelecom.net.tw
61.63.91.173	A+PTR	61-63-91-host173.kbtelecom.net.tw
61.63.91.190	PTR	61-63-91-host190.kbtelecom.net.tw
61.63.91.215	A+PTR	61-63-91-host215.kbtelecom.net.tw
61.63.91.247	PTR	61-63-91-host247.kbtelecom.net.tw