Robtex

Up: 223.68.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 223.68.144.0/21
Down right: 223.68.152.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
223.68.144.3	A	elite-sz.cn
223.68.146.27	A	mx.aceplus-ks.com
223.68.146.27	A	mx.aceplus-js.com
223.68.146.27	A	mx.aceplus-bs.com
223.68.147.126	A	jinshiy.com
223.68.148.90	A	synth-ip-df44945a.zxyq.com.cn
223.68.148.90	A	synth-ip-df44945a.ext100.com
223.68.148.93	PTR	93.148.68.223.static.js.chinamobile.com
223.68.148.93	A	www.zxyq.com.cn
223.68.148.94	A	synth-ip-df44945e.zxyq.com.cn
223.68.148.184	A	gtm1600.ssl.dwstock.com
223.68.149.86	A	smeks.cn
223.68.150.174	PTR	174.150.68.223.static.js.chinamobile
223.68.150.174	A	80988789.com
223.68.150.178	A	xn--kpru4pjxb1y0e.com
223.68.150.178	A	xn--kpru4p.com
223.68.150.190	A	hi-tcc.com
223.68.150.190	A	mail.hi-tcc.com
223.68.151.218	A+PTR	mail.zs-precision.com
223.68.151.218	A	zs-mt.com
223.68.151.218	A	zs-precision.com
223.68.151.242	A	huamotec.com
223.68.152.221	PTR	221.152.68.223.static.sz.js.chinamobile.com
223.68.153.122	PTR	122.153.68.223.static.js.chinamobile
223.68.153.122	A	cshlss.com
223.68.153.122	A	www.cshl.com.cn
223.68.153.206	A	mail.multigrand.com
223.68.153.230	A	www.qg-cn.com
223.68.153.230	A	mail.qg-cn.com
223.68.153.230	A	server2.qg-cn.com
223.68.154.18	PTR	18.154.68.223.static.js.chinamobile.com
223.68.154.18	A	www.168tex.com
223.68.154.142	A	hiamech.com
223.68.154.245	A	mail.artsdon.com
223.68.154.245	A	mail.artsdon.cn
223.68.155.83	A	mail.taiyicn.com
223.68.155.83	A	taiyicn.com
223.68.155.99	PTR	99.155.68.223.static.sz.js.chinamobile.com
223.68.155.227	A	xinriyuanvip.com