Robtex

Up: 61.238.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 61.238.44.0/23
Down right: 61.238.46.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.238.44.60	A+PTR	061238044060.ctinets.com
61.238.44.150	A+PTR	061238044150.ctinets.com
61.238.44.178	A	061238044178.ctinets.com
61.238.44.202	A	061238044202.ctinets.com
61.238.44.226	A+PTR	061238044226.ctinets.com
61.238.44.226	A	mail.vcarenet.com
61.238.44.246	A	061238044246.ctinets.com
61.238.44.254	A+PTR	061238044254.ctinets.com
61.238.45.3	A	061238045003.ctinets.com
61.238.45.21	A+PTR	061238045021.ctinets.com
61.238.45.21	A	mail.directsifu.com
61.238.45.21	A	ns1.directsifu.com
61.238.45.22	A+PTR	061238045022.ctinets.com
61.238.45.25	A+PTR	061238045025.ctinets.com
61.238.45.25	A	dns1.avpnet.com.hk
61.238.45.25	A	dns2.avpnet.com.hk
61.238.45.33	A	ska.com.hk
61.238.45.33	A	061238045033.ctinets.com
61.238.45.52	A	061238045052.ctinets.com
61.238.45.58	A+PTR	061238045058.ctinets.com
61.238.45.58	A	www.ichi.com.hk
61.238.45.226	A	061238045226.ctinets.com
61.238.46.17	A+PTR	061238046017.ctinets.com
61.238.46.42	A+PTR	061238046042.ctinets.com
61.238.46.46	A+PTR	061238046046.ctinets.com
61.238.46.69	A+PTR	061238046069.ctinets.com
61.238.46.81	A+PTR	061238046081.ctinets.com
61.238.46.94	A+PTR	061238046094.ctinets.com
61.238.46.105	A+PTR	061238046105.ctinets.com
61.238.46.114	A+PTR	061238046114.ctinets.com
61.238.46.130	A	061238046130.ctinets.com
61.238.46.134	A+PTR	061238046134.ctinets.com
61.238.46.197	A+PTR	061238046197.ctinets.com
61.238.47.2	A	avtshop.com
61.238.47.2	A	mail.avtshop.com
61.238.47.2	A	jonvola.com
61.238.47.14	A+PTR	061238047014.ctinets.com
61.238.47.32	A+PTR	061238047032.ctinets.com
61.238.47.42	PTR	061238047042.ctinets.com
61.238.47.50	PTR	061238047050.ctinets.com
61.238.47.50	A	pleltd.com
61.238.47.50	A	mail1.pleltd.com
61.238.47.51	PTR	061238047051.ctinets.com
61.238.47.76	A+PTR	061238047076.ctinets.com
61.238.47.86	A	061238047086.ctinets.com
61.238.47.88	A+PTR	061238047088.ctinets.com
61.238.47.90	PTR	061238047090.ctinets.com
61.238.47.90	A	cosso.com
61.238.47.90	A	csibo.com
61.238.47.94	A+PTR	061238047094.ctinets.com
61.238.47.128	A+PTR	061238047128.ctinets.com
61.238.47.129	A+PTR	061238047129.ctinets.com
61.238.47.135	A+PTR	061238047135.ctinets.com
61.238.47.143	A+PTR	061238047143.ctinets.com
61.238.47.154	A+PTR	061238047154.ctinets.com
61.238.47.155	A+PTR	061238047155.ctinets.com
61.238.47.167	A+PTR	061238047167.ctinets.com
61.238.47.168	A+PTR	061238047168.ctinets.com
61.238.47.175	A+PTR	061238047175.ctinets.com
61.238.47.194	A+PTR	061238047194.ctinets.com
61.238.47.197	A+PTR	061238047197.ctinets.com
61.238.47.199	A+PTR	061238047199.ctinets.com
61.238.47.206	A+PTR	061238047206.ctinets.com
61.238.47.213	A+PTR	061238047213.ctinets.com
61.238.47.222	A	061238047222.ctinets.com
61.238.47.222	A	www.shougang-tech.com.hk
61.238.47.223	A+PTR	061238047223.ctinets.com
61.238.47.231	A+PTR	061238047231.ctinets.com
61.238.47.234	A	3manmarketing.com
61.238.47.235	A+PTR	061238047235.ctinets.com
61.238.47.246	PTR	061238047246.ctinets.com
61.238.47.246	A	imap.antronexpress.com
61.238.47.246	A	pop3.antronexpress.com
61.238.47.249	A+PTR	061238047249.ctinets.com