Robtex

Up: 210.6.228.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 210.6.230.0/24
Down right: 210.6.231.0/24
(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
210.6.231.2	A+PTR	210006231002.ctinets.com
210.6.231.3	A+PTR	210006231003.ctinets.com
210.6.231.4	A+PTR	210006231004.ctinets.com
210.6.231.42	A	www.scee.com.hk
210.6.231.58	A	balcowatch.ch
210.6.231.66	A+PTR	210006231066.ctinets.com
210.6.231.66	A	mail1.escl.com.hk
210.6.231.66	A	mail1.serviceone.net
210.6.231.76	A	210006231076.ctinets.com
210.6.231.78	A+PTR	210006231078.ctinets.com
210.6.231.78	A	redirector2.takfook.com.hk
210.6.231.80	A	210006231080.ctinets.com
210.6.231.82	A+PTR	210006231082.ctinets.com
210.6.231.82	A	ns1.china.net
210.6.231.82	A	www.hkol.com
210.6.231.84	A+PTR	210006231084.ctinets.com
210.6.231.86	A+PTR	210006231086.ctinets.com
210.6.231.86	A	ykbc.org
210.6.231.86	A	dns1.lovelyhome.net
210.6.231.106	A	210006231106.ctinets.com
210.6.231.110	A	210006231110.ctinets.com
210.6.231.118	A	210006231118.ctinets.com
210.6.231.172	A+PTR	210006231172.ctinets.com
210.6.231.193	A+PTR	210006231193.ctinets.com
210.6.231.194	A	mail.rnsintl.com
210.6.231.198	PTR	210006231198.ctinets.com
210.6.231.198	A	mail.baby-kingdom.com
210.6.231.198	A	mail.av-kingdom.com
210.6.231.203	A+PTR	210006231203.ctinets.com
210.6.231.206	A	edm.registration-archk2014.com
210.6.231.206	A	210006231206.ctinets.com
210.6.231.210	PTR	210006231210.ctinets.com
210.6.231.210	A	ns1.superpama.com
210.6.231.210	A	ns1.hksoccer.com
210.6.231.230	A	peplink.dandy.com.hk
210.6.231.230	A	www.dandy.com.hk
210.6.231.250	A	210006231250.ctinets.com