Robtex

Up: 219.70.200.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 219.70.204.0/23
Down right: 219.70.206.0/23

IP	Type	Hostname
219.70.204.39	A	host-219-70-204-39.dynamic.kbtelecom.net
219.70.204.120	A+PTR	host-219-70-204-120.dynamic.kbtelecom.net
219.70.205.123	PTR	host-219-70-205-123.dynamic.kbtelecom.net
219.70.205.128	A+PTR	host-219-70-205-128.dynamic.kbtelecom.net
219.70.205.181	A+PTR	host-219-70-205-181.dynamic.kbtelecom.net
219.70.205.184	PTR	host-219-70-205-184.static.kbtelecom.net
219.70.205.220	PTR	host-219-70-205-220.dynamic.kbtelecom.net
219.70.205.220	A	csre.com.tw
219.70.206.132	A	host-219-70-206-132.dynamic.kbtelecom.net
219.70.207.10	A+PTR	host-219-70-207-10.dynamic.kbtelecom.net
219.70.207.51	A	host-219-70-207-51.dynamic.kbtelecom.net
219.70.207.59	A	produck.synology.me
219.70.207.59	A	www.produck.synology.me
219.70.207.78	A	www.ipperf.com