Robtex

Up: 123.125.28.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 123.125.30.0/24
Down right: 123.125.31.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.125.31.24	A	ad.weibo.com
123.125.31.58	A	mx.entmail.sina.com
123.125.31.227	A	tongcheng.weibo.com
123.125.31.229	A	db.auto.sina.com.cn
123.125.31.229	A	db.auto.sina.cn
123.125.31.232	A	external.messageapi.bip.sina.com.cn
123.125.31.232	A	1001.log.dip.sina.com.cn
123.125.31.237	A	qiannyh.ent.sina.com.cn
123.125.31.237	A	chibi.sina.com.cn
123.125.31.237	A	huapi.ent.sina.com.cn