Robtex

Up: 220.248.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 220.248.192.0/21
Down right: 220.248.200.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.248.192.0	PTR	0.192.248.220.jxnc.cncnet.net
220.248.192.10	A+PTR	dns1.jxnc.cncnet.net
220.248.192.11	A+PTR	dns2.jxnc.cncnet.net
220.248.192.12	A	dns3.jxnc.cncnet.net
220.248.196.144	PTR	144.196.248.220.adsl-pool.jx.chinaunicom.com
220.248.196.144	A	jx165.com
220.248.196.144	A	sx-yd.cn
220.248.196.155	PTR	155.196.248.220.adsl-pool.jx.chinaunicom.com
220.248.198.182	PTR	182.198.248.220.adsl-pool.jx.chinaunicom.com
220.248.198.182	A	mail.shjzlxs.com
220.248.199.16	PTR	16.199.248.220.adsl-pool.jx.chinaunicom.com
220.248.199.178	A	akedu.com.cn
220.248.199.181	PTR	181.199.248.220.adsl-pool.jx.chinaunicom.com
220.248.199.181	A	www.akedu.com.cn
220.248.199.206	A	mail.2199999.com
220.248.200.160	PTR	160.200.248.220.adsl-pool.jx.chinaunicom.com
220.248.200.168	PTR	168.200.248.220.adsl-pool.jx.chinaunicom.com
220.248.200.226	PTR	226.200.248.220.adsl-pool.jx.chinaunicom.com
220.248.201.64	PTR	64.201.248.220.adsl-pool.jx.chinaunicom.com
220.248.201.95	PTR	95.201.248.220.adsl-pool.jx.chinaunicom.com
220.248.201.227	PTR	227.201.248.220.adsl-pool.jx.chinaunicom.com
220.248.202.80	A	jxdjg.com.cn
220.248.202.147	PTR	147.202.248.220.adsl-pool.jx.chinaunicom.com
220.248.202.147	A	zemvr.ru
220.248.202.147	A	clt.com.cn
220.248.202.202	A	gxfcj.cn
220.248.202.229	A	mail.srhlc.com
220.248.203.61	A	southgrain.com
220.248.203.98	PTR	98.203.248.220.adsl-pool.jx.chinaunicom.com
220.248.203.98	A	jjrechi.com
220.248.203.99	PTR	99.203.248.220.adsl-pool.jx.chinaunicom.com
220.248.204.1	A	www.jxncyy.com
220.248.205.173	A	jxscpt.com
220.248.206.7	A	nmxx.org
220.248.206.26	A	mail.jxjtxy.com
220.248.207.120	A	www.gslbweb.sbtjt.com