Robtex

Up: 138.19.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 138.19.160.0/21
Down right: 138.19.168.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
138.19.161.27	A+PTR	138019161027.ctinets.com
138.19.161.59	A+PTR	138019161059.ctinets.com
138.19.161.112	A+PTR	138019161112.ctinets.com
138.19.161.112	A	leelokyee.com
138.19.161.112	A	withoutfear.info
138.19.162.28	PTR	138019162028.ctinets.com
138.19.162.28	A	mail.cloudmedia.hk
138.19.162.28	A	mail.hkcube.com
138.19.162.50	A+PTR	138019162050.ctinets.com
138.19.162.56	A+PTR	138019162056.ctinets.com
138.19.162.58	A+PTR	138019162058.ctinets.com
138.19.162.76	PTR	138019162076.ctinets.com
138.19.162.76	A	cloudmedia.hk
138.19.162.76	A	ns1.cloudfit.hk
138.19.162.88	A+PTR	138019162088.ctinets.com
138.19.162.88	A	cwfsite.com
138.19.162.145	A+PTR	138019162145.ctinets.com
138.19.162.151	A+PTR	138019162151.ctinets.com
138.19.163.50	A+PTR	138019163050.ctinets.com
138.19.163.50	A	bbchungchung.com
138.19.164.135	A+PTR	138019164135.ctinets.com
138.19.164.235	A+PTR	138019164235.ctinets.com
138.19.164.235	A	gweilo.hk
138.19.165.107	A+PTR	138019165107.ctinets.com
138.19.165.107	A	hkxtalker.com
138.19.166.249	A+PTR	138019166249.ctinets.com
138.19.167.7	A+PTR	138019167007.ctinets.com
138.19.168.168	A+PTR	138019168168.ctinets.com
138.19.169.72	A	138019169072.ctinets.com
138.19.169.150	A+PTR	138019169150.ctinets.com
138.19.173.54	A+PTR	138019173054.ctinets.com
138.19.173.54	A	hmtbc.hopto.org
138.19.173.54	A	domdom.hopto.org
138.19.174.217	A+PTR	138019174217.ctinets.com
138.19.175.70	A+PTR	138019175070.ctinets.com
138.19.175.193	A+PTR	138019175193.ctinets.com
138.19.175.193	A	muimui.biz