Robtex

Up: 210.3.12.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 210.3.12.0/24
Down right: 210.3.13.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.3.12.6	PTR	belfordhk.com
210.3.12.18	A	miko.hk
210.3.12.18	A	www.miko.hk
210.3.12.18	A	deux.miko.hk
210.3.12.19	A	dns1.miko.hk
210.3.12.42	A+PTR	mail2.greateagle.com.hk
210.3.13.37	A	bsc.hk
210.3.13.38	PTR	bschk.com
210.3.13.38	A+PTR	mail1.bschk.com.cn
210.3.13.38	A	mail2.bschk.com
210.3.13.44	A	vinoveritas-group.com
210.3.13.44	A	vinoveritas.biz
210.3.13.44	A	vinoveritasgroup.com
210.3.13.198	A	dinnerwareandco.com
210.3.13.198	A	xendar.com
210.3.13.198	A	dna-dev.com
210.3.13.242	A	televoice.com.hk
210.3.13.242	A	www.televoice.com.hk
210.3.13.243	A+PTR	mail.televoice.com.hk
210.3.13.244	A	dns1.televoice.com.hk
210.3.13.245	A	dns2.itels.com.hk
210.3.13.245	A	dns2.televoice.com.hk
210.3.13.246	A+PTR	mail.itels.com.hk