Robtex

Up: 138.19.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 138.19.128.0/21
Down right: 138.19.136.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
138.19.128.0	A+PTR	138019128000.ctinets.com
138.19.128.1	A+PTR	138019128001.ctinets.com
138.19.128.20	A+PTR	138019128020.ctinets.com
138.19.128.20	A	betahk.com
138.19.128.83	A+PTR	138019128083.ctinets.com
138.19.128.83	A	marvinp.com
138.19.128.90	A+PTR	138019128090.ctinets.com
138.19.128.90	A	www.on99.net
138.19.128.210	A	www.davidica.i234.me
138.19.129.38	A+PTR	138019129038.ctinets.com
138.19.129.38	A	come2mall.com
138.19.129.52	A	*.on99.net
138.19.130.106	A+PTR	138019130106.ctinets.com
138.19.130.106	A	jsdnhk.com
138.19.130.106	A	mail.jsdnhk.com
138.19.130.254	A+PTR	138019130254.ctinets.com
138.19.131.153	A+PTR	138019131153.ctinets.com
138.19.131.153	A	cantosee.no-ip.biz
138.19.132.38	A+PTR	138019132038.ctinets.com
138.19.132.38	A	sharefok.com
138.19.132.137	A+PTR	138019132137.ctinets.com
138.19.132.210	A	fokalex.com
138.19.132.210	A	julianimei.com
138.19.133.51	A+PTR	138019133051.ctinets.com
138.19.133.200	A+PTR	138019133200.ctinets.com
138.19.133.240	A+PTR	138019133240.ctinets.com
138.19.133.240	A	swim8.com
138.19.134.24	A+PTR	138019134024.ctinets.com
138.19.134.24	A	uuxx.com
138.19.134.24	A	uuex.com
138.19.134.158	A+PTR	138019134158.ctinets.com
138.19.135.8	A+PTR	138019135008.ctinets.com
138.19.135.104	A+PTR	138019135104.ctinets.com
138.19.135.104	A	gordontong.com
138.19.136.65	A+PTR	138019136065.ctinets.com
138.19.136.65	A	1manphoto.com
138.19.136.188	A+PTR	138019136188.ctinets.com
138.19.137.40	A+PTR	138019137040.ctinets.com
138.19.137.196	A	dns1.macmac.info
138.19.137.243	A+PTR	138019137243.ctinets.com
138.19.139.57	A+PTR	138019139057.ctinets.com
138.19.139.57	A	kite.hk
138.19.139.118	PTR	138019139118.ctinets.com
138.19.139.246	A+PTR	138019139246.ctinets.com
138.19.139.246	A	mail.nu-o.com
138.19.139.246	A	www.nu-o.com
138.19.140.40	A+PTR	138019140040.ctinets.com
138.19.140.40	A	*.uglab.org
138.19.140.40	A	uglab.org
138.19.140.138	A+PTR	138019140138.ctinets.com
138.19.140.138	A	ufnec.com
138.19.140.197	A+PTR	138019140197.ctinets.com
138.19.140.197	A	timnode.com
138.19.140.197	A	dededeck.com
138.19.141.122	A+PTR	138019141122.ctinets.com
138.19.142.171	PTR	138019142171.ctinets.com
138.19.142.171	A	ns3.uglab.org
138.19.142.171	A	ns1.uglab.org
138.19.142.253	A+PTR	138019142253.ctinets.com
138.19.143.92	A+PTR	138019143092.ctinets.com
138.19.143.208	A+PTR	138019143208.ctinets.com
138.19.143.208	A	hso.com.hk
138.19.143.215	A+PTR	138019143215.ctinets.com
138.19.143.215	A	mx.kilocount.com