Robtex

Up: 61.59.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 61.59.80.0/21
Down right: 61.59.88.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.59.80.101	PTR	greatek.com.tw
61.59.80.101	A+PTR	mailx.greatek.com.tw
61.59.80.193	A	dns1.wellslife.com
61.59.83.34	PTR	sw59-83-34.adsl.dynamic.seed.net.tw
61.59.83.48	PTR	sw59-83-48.adsl.dynamic.seed.net.tw
61.59.83.71	PTR	sw59-83-71.adsl.dynamic.seed.net.tw
61.59.83.105	PTR	sw59-83-105.adsl.dynamic.seed.net.tw
61.59.83.176	PTR	sw59-83-176.adsl.dynamic.seed.net.tw
61.59.83.208	PTR	sw59-83-208.adsl.dynamic.seed.net.tw
61.59.83.216	PTR	sw59-83-216.adsl.dynamic.seed.net.tw
61.59.83.239	PTR	sw59-83-239.adsl.dynamic.seed.net.tw
61.59.85.2	PTR	h2-61-59-85.adsl.dynamic.seed.net.tw
61.59.86.0	PTR	61-59-86-0.static.seed.net.tw
61.59.86.1	PTR	61-59-86-1.static.seed.net.tw
61.59.86.18	PTR	61-59-86-18.static.seed.net.tw
61.59.86.32	PTR	61-59-86-32.static.seed.net.tw
61.59.86.98	PTR	61-59-86-98.static.seed.net.tw
61.59.86.99	PTR	61-59-86-99.static.seed.net.tw
61.59.86.115	PTR	61-59-86-115.static.seed.net.tw
61.59.86.130	PTR	61-59-86-130.static.seed.net.tw
61.59.86.160	PTR	61-59-86-160.static.seed.net.tw
61.59.86.176	PTR	61-59-86-176.static.seed.net.tw
61.59.86.192	PTR	61-59-86-192.static.seed.net.tw
61.59.86.227	PTR	61-59-86-227.static.seed.net.tw
61.59.88.121	PTR	61-59-88-121.static.seed.net.tw
61.59.90.154	PTR	61-59-90-154.static.seed.net.tw
61.59.90.154	A	mail.longson.idv.tw
61.59.90.154	A	www.longson.idv.tw
61.59.92.156	PTR	61-59-92-156.static.seed.net.tw