Robtex

Up: 58.86.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 58.86.96.0/20
Down right: 58.86.112.0/20

IP	Type	Hostname
58.86.99.20	A	relay.kbtelecom.net
58.86.99.50	PTR	58.86-99-host50.kbtelecom.net.tw
58.86.99.50	A	sbc.kbtelecom.net
58.86.99.102	PTR	58.86-99-host102.kbtelecom.net.tw
58.86.99.102	A	relay.kbtelecom.net
58.86.99.102	A	relay.kbtelecom.net.tw
58.86.100.2	PTR	58.86-100-host2.kbtelecom.net.tw
58.86.100.4	PTR	58.86-100-host4.kbtelecom.net.tw
58.86.100.32	PTR	58.86-100-host32.kbtelecom.net.tw
58.86.100.33	PTR	58.86-100-host33.kbtelecom.net.tw
58.86.100.98	PTR	58.86-100-host98.kbtelecom.net.tw
58.86.100.129	PTR	58.86-100-host129.kbtelecom.net.tw
58.86.100.131	PTR	58.86-100-host131.kbtelecom.net.tw
58.86.100.194	PTR	58.86-100-host194.kbtelecom.net.tw
58.86.100.225	PTR	58.86-100-host225.kbtelecom.net.tw
58.86.100.226	PTR	58.86-100-host226.kbtelecom.net.tw
58.86.103.3	PTR	58.86-103-host3.kbtelecom.net.tw
58.86.103.4	PTR	58.86-103-host4.kbtelecom.net.tw
58.86.103.33	PTR	58.86-103-host33.kbtelecom.net.tw
58.86.103.65	PTR	58.86-103-host65.kbtelecom.net.tw
58.86.103.96	PTR	58.86-103-host96.kbtelecom.net.tw
58.86.103.129	PTR	58.86-103-host129.kbtelecom.net.tw
58.86.103.161	PTR	58.86-103-host161.kbtelecom.net.tw
58.86.103.224	PTR	58.86-103-host224.kbtelecom.net.tw
58.86.103.227	PTR	58.86-103-host227.kbtelecom.net.tw
58.86.110.34	PTR	58.86-110-host34.kbtelecom.net.tw
58.86.110.64	PTR	58.86-110-host64.kbtelecom.net.tw
58.86.110.67	PTR	58.86-110-host67.kbtelecom.net.tw
58.86.111.3	PTR	58.86-111-host3.kbtelecom.net.tw
58.86.111.32	PTR	58.86-111-host32.kbtelecom.net.tw
58.86.111.35	PTR	58.86-111-host35.kbtelecom.net.tw
58.86.111.64	PTR	58.86-111-host64.kbtelecom.net.tw
58.86.111.66	PTR	58.86-111-host66.kbtelecom.net.tw
58.86.111.99	PTR	58.86-111-host99.kbtelecom.net.tw
58.86.111.224	PTR	58.86-111-host224.kbtelecom.net.tw
58.86.112.1	PTR	58.86-112-host1.kbtelecom.net.tw
58.86.112.34	PTR	58.86-112-host34.kbtelecom.net.tw
58.86.112.35	PTR	58.86-112-host35.kbtelecom.net.tw
58.86.112.96	PTR	58.86-112-host96.kbtelecom.net.tw
58.86.112.130	PTR	58.86-112-host130.kbtelecom.net.tw
58.86.112.161	PTR	58.86-112-host161.kbtelecom.net.tw
58.86.116.1	PTR	58.86-116-host1.kbtelecom.net.tw
58.86.116.3	PTR	58.86-116-host3.kbtelecom.net.tw
58.86.116.4	PTR	58.86-116-host4.kbtelecom.net.tw
58.86.116.32	PTR	58.86-116-host32.kbtelecom.net.tw
58.86.116.64	PTR	58.86-116-host64.kbtelecom.net.tw
58.86.116.224	PTR	58.86-116-host224.kbtelecom.net.tw
58.86.126.2	PTR	58.86-126-host2.kbtelecom.net.tw
58.86.126.4	PTR	58.86-126-host4.kbtelecom.net.tw
58.86.126.34	PTR	58.86-126-host34.kbtelecom.net.tw
58.86.126.64	PTR	58.86-126-host64.kbtelecom.net.tw
58.86.126.98	PTR	58.86-126-host98.kbtelecom.net.tw
58.86.126.99	PTR	58.86-126-host99.kbtelecom.net.tw
58.86.126.128	PTR	58.86-126-host128.kbtelecom.net.tw
58.86.126.129	PTR	58.86-126-host129.kbtelecom.net.tw
58.86.126.130	PTR	58.86-126-host130.kbtelecom.net.tw
58.86.126.131	PTR	58.86-126-host131.kbtelecom.net.tw
58.86.126.161	PTR	58.86-126-host161.kbtelecom.net.tw
58.86.126.192	PTR	58.86-126-host192.kbtelecom.net.tw
58.86.126.195	PTR	58.86-126-host195.kbtelecom.net.tw