Robtex

Up: 123.193.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 123.193.144.0/21
Down right: 123.193.152.0/21

IP	Type	Hostname
123.193.144.0	PTR	123-193-144-0.dynamic.kbronet.com.tw
123.193.144.42	A	123-193-144-42.dynamic.kbronet.com.tw
123.193.144.208	A+PTR	123-193-144-208.dynamic.kbronet.com.tw
123.193.145.238	A	jack-pro.com
123.193.147.118	A	123-193-147-118.dynamic.kbronet.com.tw
123.193.147.121	A	123-193-147-121.dynamic.kbronet.com.tw
123.193.148.34	A+PTR	123-193-148-34.dynamic.kbronet.com.tw
123.193.148.221	A	123-193-148-221.dynamic.kbronet.com.tw
123.193.149.108	A	123-193-149-108.dynamic.kbronet.com.tw
123.193.149.145	PTR	123-193-149-145.dynamic.kbronet.com.tw
123.193.150.146	A+PTR	123-193-150-146.dynamic.kbronet.com.tw
123.193.150.233	A	jw-zheng.com
123.193.151.43	A	irminute.us
123.193.151.89	A	123-193-151-89.dynamic.kbronet.com.tw
123.193.152.147	A+PTR	123-193-152-147.dynamic.kbronet.com.tw
123.193.152.203	A	123-193-152-203.dynamic.kbronet.com.tw
123.193.152.232	A	123-193-152-232.dynamic.kbronet.com.tw
123.193.153.66	A+PTR	123-193-153-66.dynamic.kbronet.com.tw
123.193.154.226	PTR	123-193-154-226.dynamic.kbronet.com.tw
123.193.155.49	A+PTR	123-193-155-49.dynamic.kbronet.com.tw
123.193.156.8	A	123-193-156-8.dynamic.kbronet.com.tw
123.193.156.19	A+PTR	123-193-156-19.dynamic.kbronet.com.tw
123.193.156.236	A	123-193-156-236.dynamic.kbronet.com.tw
123.193.157.127	A	123-193-157-127.dynamic.kbronet.com.tw
123.193.157.215	A	123-193-157-215.dynamic.kbronet.com.tw