Robtex

Up: 223.68.160.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 223.68.160.0/22
Down right: 223.68.164.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
223.68.160.43	PTR	43.160.68.223.static.js.chinamobile.com
223.68.160.43	A	yl.52pk.com
223.68.160.43	A	www.speedycloud.cn.xundayun.com
223.68.161.16	PTR	16.161.68.223.static.sz.js.chinamobile
223.68.161.58	PTR	58.161.68.223.static.sz.js.chinamobile
223.68.161.89	PTR	89.161.68.223.static.js.chinamobile
223.68.161.104	PTR	104.161.68.223.static.js.chinamobile
223.68.161.112	PTR	112.161.68.223.static.js.chinamobile
223.68.161.115	PTR	115.161.68.223.static.js.chinamobile
223.68.161.120	PTR	120.161.68.223.static.js.chinamobile
223.68.161.140	A	czbtzn.com
223.68.161.152	PTR	152.161.68.223.static.js.chinamobile.com
223.68.161.164	PTR	164.161.68.223.static.js.chinamobile
223.68.161.164	A	www.cznes.com
223.68.161.164	A	mail.cznes.com
223.68.161.185	PTR	185.161.68.223.static.js.chinamobile
223.68.161.234	PTR	234.161.68.223.static.js.chinamobile
223.68.162.131	PTR	131.162.68.223.static.js.chinamobile
223.68.162.139	PTR	139.162.68.223.static.js.chinamobile
223.68.162.148	PTR	148.162.68.223.static.js.chinamobile
223.68.162.151	PTR	151.162.68.223.static.js.chinamobile
223.68.162.161	PTR	161.162.68.223.static.sz.js.chinamobile
223.68.162.175	PTR	175.162.68.223.static.js.chinamobile.com
223.68.162.241	A	mail.bril-tech.com
223.68.162.241	A	bril-tech.com
223.68.163.11	PTR	11.163.68.223.static.js.chinamobile.com
223.68.163.11	A	www.wjntxx.com
223.68.163.11	A	wjntxx.com
223.68.164.54	A	www.czdic.com.cn
223.68.164.67	A	m1.jengyang.com
223.68.164.68	A	www.jengyang.com
223.68.164.68	A	jengyang.com
223.68.164.68	A	athenspeking.com
223.68.164.208	A	mail.wdesjm.com
223.68.164.214	A+PTR	mail.condyn.cn
223.68.165.3	A	mail.js-bohong.com
223.68.165.71	A	www.ntzx.net
223.68.165.185	A	detkit.com
223.68.165.226	A	mail.anreda.com
223.68.166.117	A	czzjy.com
223.68.166.117	A	www.czzjy.com
223.68.166.230	A	eczqx.com
223.68.166.231	A	eczyjfb.com
223.68.166.232	PTR	232.166.68.223.static.js.chinamobile.com
223.68.166.232	A	m-cnc.com
223.68.166.232	A	www.m-cnc.com
223.68.167.246	A	bbs.kailicarpet.com
223.68.167.246	A	kailirug.com
223.68.167.246	A	kailicarpet.com