Robtex

Up: 61.239.254.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 61.239.255.0/25
Down right: 61.239.255.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.239.255.38	A	mail.bikes.com.hk
61.239.255.38	A	mail.2cbike.com
61.239.255.90	A+PTR	061239255090.static.ctinets.com
61.239.255.90	A	mail.oceanxecm.com
61.239.255.130	A	samwai.com.cn
61.239.255.130	A	emcsaving.com
61.239.255.130	A	mailmx1.samwai.com
61.239.255.158	A+PTR	061239255158.static.ctinets.com
61.239.255.166	A+PTR	061239255166.static.ctinets.com
61.239.255.166	A	rphsurveyors.com
61.239.255.166	A	mx.rphsurveyors.com
61.239.255.186	A+PTR	061239255186.static.ctinets.com
61.239.255.186	A	mail.booknread.net
61.239.255.186	A	mail.crazy2buy.com
61.239.255.226	A+PTR	061239255226.static.ctinets.com
61.239.255.226	A	watersonwoods.com
61.239.255.226	A	mail2.itos-resources.com
61.239.255.230	PTR	061239255230.static.ctinets.com
61.239.255.230	A	*.esa-ship.com
61.239.255.230	A	mx2.esalogistics.hk