Robtex

Up: 219.131.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 219.131.64.0/21
Down right: 219.131.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
219.131.67.121	A	mail.hzwx.cn
219.131.67.125	A	boluosports.com
219.131.68.2	A	mail.gwelect.com.cn
219.131.68.2	A	mail.gzelect.com.cn
219.131.68.83	PTR	thermalgroup.com.cn
219.131.68.92	A	mx3.thermalgroup.com.cn
219.131.68.92	A	thermalgroup.com.cn
219.131.68.93	A	thermalgroup.com.cn
219.131.68.93	A	mx2.thermalgroup.com.cn
219.131.68.142	A	whsel.net
219.131.69.13	A	desaybattery.com.cn
219.131.69.13	A	www.desaybattery.com
219.131.69.13	A	desayinfo.com
219.131.69.18	A+PTR	mail.desay.com
219.131.69.18	A	mail2.desay.com
219.131.69.18	A	mail.desay.com.cn
219.131.73.0	PTR	0.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.18	PTR	18.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.64	PTR	64.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.65	PTR	65.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.82	PTR	82.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.96	PTR	96.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.97	PTR	97.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.114	PTR	114.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.128	PTR	128.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.147	PTR	147.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.160	PTR	160.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.162	PTR	162.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.194	PTR	194.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.210	PTR	210.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.211	PTR	211.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.225	PTR	225.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.240	PTR	240.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.73.243	PTR	243.73.131.219.broad.hz.gd.dynamic.163data.com.cn
219.131.75.26	A	www.cqw8.cn
219.131.75.147	A	ly2501227.eicp.net