Robtex

Up: 203.186.240.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.186.241.0/25
Down right: 203.186.241.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.186.241.73	A+PTR	203186241073.ctinets.com
203.186.241.79	PTR	203186241079.ctinets.com
203.186.241.108	A	203186241108.ctinets.com
203.186.241.112	A+PTR	203186241112.ctinets.com
203.186.241.112	A	s0.hkorz.com
203.186.241.112	A	prd.hkorz.com
203.186.241.119	A	203186241119.ctinets.com
203.186.241.135	PTR	203186241135.ctinets.com
203.186.241.135	A	gpilhk.com
203.186.241.135	A	unicorn-property.com.hk
203.186.241.147	A	203186241147.ctinets.com
203.186.241.151	A+PTR	203186241151.ctinets.com
203.186.241.154	A	203186241154.ctinets.com
203.186.241.179	A+PTR	203186241179.ctinets.com
203.186.241.228	A+PTR	203186241228.ctinets.com
203.186.241.228	A	cubemagic.dyndns.biz