Robtex

Up: 210.6.230.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 210.6.230.0/25
Down right: 210.6.230.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.6.230.6	PTR	210006230006.ctinets.com
210.6.230.6	A	mail.bridgepointtutors.com
210.6.230.6	A	mail.arch-community-outreach.com
210.6.230.24	A+PTR	210006230024.ctinets.com
210.6.230.25	A+PTR	210006230025.ctinets.com
210.6.230.26	A+PTR	210006230026.ctinets.com
210.6.230.26	A	mega28.com
210.6.230.26	A	mail.mega28.com
210.6.230.30	A	twinklestore.com
210.6.230.34	A+PTR	210006230034.ctinets.com
210.6.230.50	A+PTR	210006230050.ctinets.com
210.6.230.50	A	mail.hkepc.com
210.6.230.66	PTR	210006230066.ctinets.com
210.6.230.66	A	ns2.dds.hk
210.6.230.66	A	ns1.mtt.mo
210.6.230.86	A+PTR	210006230086.ctinets.com
210.6.230.86	A	dns2.hkuser.com
210.6.230.86	A	mailrelay1.hkuser.com
210.6.230.112	A+PTR	210006230112.ctinets.com
210.6.230.130	A+PTR	210006230130.ctinets.com
210.6.230.150	A+PTR	210006230150.ctinets.com
210.6.230.162	A	mail.peacetimeintl.com
210.6.230.178	PTR	210006230178.ctinets.com
210.6.230.178	A	peoplus.com.hk
210.6.230.206	A	its.com.hk
210.6.230.218	A+PTR	210006230218.ctinets.com