Robtex

Up: 61.238.236.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 61.238.236.0/25
Down right: 61.238.236.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.238.236.6	A+PTR	061238236006.static.ctinets.com
61.238.236.21	A+PTR	061238236021.static.ctinets.com
61.238.236.24	A+PTR	061238236024.static.ctinets.com
61.238.236.79	A+PTR	061238236079.static.ctinets.com
61.238.236.105	A+PTR	061238236105.static.ctinets.com
61.238.236.154	A	wilsoneme.com.hk
61.238.236.182	A	mail.aveaair.com
61.238.236.182	A	smtp.avea-air.com
61.238.236.182	A	avea-air.com
61.238.236.234	A	test.chatandvision.com
61.238.236.234	A	test.eservicesgroup.net