Robtex

Up: 61.244.240.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 61.244.241.0/25
Down right: 61.244.241.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.244.241.138	A+PTR	061244241138.static.ctinets.com
61.244.241.138	A	cpncm.com
61.244.241.182	PTR	061244241182.static.ctinets.com
61.244.241.182	A	btprint.com.hk
61.244.241.194	PTR	061244241194.static.ctinets.com
61.244.241.194	A	expresscentre.hk
61.244.241.194	A	www.today.com.hk