Robtex

Up: 123.240.48.0/21
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Down left: 123.240.48.0/23
Down right: 123.240.50.0/23

IP	Type	Hostname
123.240.48.53	PTR	123-240-48-53.cctv.dy.tbcnet.net.tw
123.240.48.70	PTR	123-240-48-70.cctv.dy.tbcnet.net.tw
123.240.48.97	PTR	123-240-48-97.cctv.dy.tbcnet.net.tw
123.240.48.160	PTR	123-240-48-160.cctv.dy.tbcnet.net.tw
123.240.48.222	PTR	123-240-48-222.cctv.dy.tbcnet.net.tw
123.240.48.252	PTR	a-hs.com.tw
123.240.49.148	PTR	123-240-49-148.cctv.dynamic.tbcnet.net.tw
123.240.49.155	PTR	123-240-49-155.cctv.dynamic.tbcnet.net.tw
123.240.49.179	PTR	123-240-49-179.cctv.dynamic.tbcnet.net.tw
123.240.49.225	PTR	123-240-49-225.cctv.dynamic.tbcnet.net.tw
123.240.50.16	PTR	123-240-50-16.cctv.dynamic.tbcnet.net.tw
123.240.50.18	PTR	123-240-50-18.cctv.dynamic.tbcnet.net.tw
123.240.50.49	PTR	123-240-50-49.cctv.dynamic.tbcnet.net.tw
123.240.50.52	PTR	123-240-50-52.cctv.dynamic.tbcnet.net.tw
123.240.50.95	PTR	123-240-50-95.cctv.dynamic.tbcnet.net.tw
123.240.50.109	PTR	123-240-50-109.cctv.dynamic.tbcnet.net.tw
123.240.50.117	PTR	123-240-50-117.cctv.dynamic.tbcnet.net.tw
123.240.50.142	PTR	123-240-50-142.cctv.dynamic.tbcnet.net.tw
123.240.50.155	PTR	123-240-50-155.cctv.dynamic.tbcnet.net.tw
123.240.50.156	PTR	123-240-50-156.cctv.dynamic.tbcnet.net.tw
123.240.50.183	PTR	123-240-50-183.cctv.dynamic.tbcnet.net.tw
123.240.50.204	PTR	123-240-50-204.cctv.dynamic.tbcnet.net.tw
123.240.50.221	PTR	123-240-50-221.cctv.dynamic.tbcnet.net.tw
123.240.51.63	PTR	123-240-51-63.cctv.dynamic.tbcnet.net.tw
123.240.51.106	PTR	123-240-51-106.cctv.dynamic.tbcnet.net.tw
123.240.51.107	PTR	123-240-51-107.cctv.dynamic.tbcnet.net.tw
123.240.51.224	PTR	123-240-51-224.cctv.dynamic.tbcnet.net.tw