Robtex

Up: 58.49.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 58.49.144.0/21
Down right: 58.49.152.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.49.144.2	PTR	2.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.3	PTR	3.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.16	PTR	16.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.25	A	7378813.com
58.49.144.25	A	52wbt.com
58.49.144.28	A	www.hxm2.com
58.49.144.64	PTR	64.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.65	PTR	65.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.83	PTR	83.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.98	PTR	98.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.112	PTR	112.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.128	PTR	128.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.131	PTR	131.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.136	A	al1111.com
58.49.144.136	A	jn388.com
58.49.144.160	PTR	160.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.162	PTR	162.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.171	A	www.1212dy.com
58.49.144.176	A	site62.com
58.49.144.181	A	kfcp.jiasubook.com
58.49.144.185	A	kfcp.jiasubook.com
58.49.144.192	PTR	192.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.193	PTR	193.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.193	A	kfcp.jiasubook.com
58.49.144.195	PTR	195.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.196	A	kfcp.jiasubook.com
58.49.144.203	A	020597.com
58.49.144.211	A	kfcp.jiasubook.com
58.49.144.212	A	kfcp.jiasubook.com
58.49.144.213	A	kfcp.jiasubook.com
58.49.144.214	A	kfcp.jiasubook.com
58.49.144.215	A	kfcp.jiasubook.com
58.49.144.230	A	madidea.net
58.49.144.231	A	wifiapp.cn
58.49.144.231	A	297023.com
58.49.144.231	A	www.kkbrowser.cn
58.49.144.242	PTR	242.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.243	PTR	243.144.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.144.244	A	ugi360.com
58.49.144.244	A	yuxinjia.com
58.49.144.244	A	trer100.com
58.49.144.245	A	adcn.soondns.com
58.49.144.248	A	adcn.soondns.com
58.49.145.90	PTR	90.145.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.146.152	PTR	152.146.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.2	PTR	2.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.3	PTR	3.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.16	PTR	16.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.32	PTR	32.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.50	PTR	50.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.64	PTR	64.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.65	PTR	65.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.128	PTR	128.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.146	PTR	146.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.160	PTR	160.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.176	PTR	176.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.177	PTR	177.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.179	PTR	179.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.227	PTR	227.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.147.242	PTR	242.147.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.152.141	A	514d448k010y57z0833qof13.gfvip00as.com
58.49.152.184	PTR	184.152.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.153.10	PTR	10.153.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.14	A	2s62qz4334kc54ci.ydvip00aa.com
58.49.154.19	PTR	19.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.19	A	m72h982h0e57qks4.gfvip00ae.com
58.49.154.19	A	shop.dreamspark.ac.cn
58.49.154.23	PTR	23.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.23	A	e1c547b0oiy0sqcw.gfnormal03as.com
58.49.154.38	PTR	38.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.38	A	77fb0yzq5z5y450g.gfvip01as.com
58.49.154.93	PTR	93.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.93	A	0g3ncii9u29g9cny.gfvip07ap.com
58.49.154.93	A	ob3lcv918zideb9e.gfvip07ap.com
58.49.154.134	PTR	134.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.134	A	79277dy19708ra38.gfvip03am.com
58.49.154.134	A	v36xvsar4awarpru.gfvip03am.com
58.49.154.141	PTR	141.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.141	A	ic701j28xhxt1t10.gfnormal08ae.com
58.49.154.182	PTR	182.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.182	A	458ysij826nv4371.gfnormal09af.com
58.49.154.209	A	wrxs0bra16o8j02p.gfvip04ab.com
58.49.154.210	PTR	210.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.214	PTR	214.154.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.154.214	A	fangzejinfu.com
58.49.154.223	A	6iuf77irv35s6381.gfnormal02ag.com
58.49.154.223	A	2mhura9bpl680pk1.gfnormal02ag.com
58.49.155.2	PTR	2.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.2	A	82obrpmh261v94v6.gfnormal06ao.com
58.49.155.2	A	yz6x4ypjexrh6lrp.gfnormal06ao.com
58.49.155.34	PTR	34.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.107	A	xiangqianjinfu.com
58.49.155.140	PTR	140.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.140	A	8tcqp05krq526831.gfnormal08ah.com
58.49.155.160	PTR	160.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.160	A	9z97fq25s6w917v1.gfvip05ar.com
58.49.155.162	PTR	162.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.166	PTR	166.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.166	A	iwh5k12fd013w03w.gfvip07ae.com
58.49.155.174	PTR	174.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.174	A	g4h81x6995925po4.gfvip04ak.com
58.49.155.187	PTR	187.155.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.155.187	A	wcu9idx9qrrz0918.gfnormal03af.com
58.49.155.187	A	4r63rsq04a7w11q8.gfnormal03af.com
58.49.156.201	PTR	201.156.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.156.202	PTR	202.156.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.156.202	A	hbwsd206.com
58.49.157.69	PTR	69.157.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.157.69	A	1153136.s7.cdntip.com
58.49.157.111	A	gslb.s7.cdntip.com
58.49.157.159	A	a0aca9631669b3caef247b2ce1c89aae.dd.cdntips.com
58.49.157.161	A	ab51469b8a762ceb4a924f9515570183.dd.cdntips.com
58.49.157.162	A	4a3cc5d81e3f7d21788372eaa65cd8ae.dd.cdntips.com
58.49.157.163	A	7869c550e6bf60247830683a2827bde6.dd.cdntips.com
58.49.157.187	PTR	187.157.49.58.broad.wh.hb.dynamic.163data.com.cn
58.49.158.18	PTR	18.158.49.58.broad.wh.hb.dynamic.163data.com.cn