Robtex

Up: 210.3.52.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 210.3.52.0/24
Down right: 210.3.53.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.3.52.58	A+PTR	mail.petalai.com.hk
210.3.52.58	A+PTR	smtp.petalai.com.hk
210.3.52.58	A	petapoly.com
210.3.52.234	A	caledonian-cables.co.uk
210.3.52.234	A	addison-tech.com.cn
210.3.53.2	PTR	brandedspirits.com
210.3.53.2	PTR	chinadistributionltd.com
210.3.53.2	A	hkghkgx.chinadistributionltd.com
210.3.53.3	A	mail.hka.com.hk
210.3.53.26	A	megasys.com.hk
210.3.53.109	A	meeting.poscelin.com
210.3.53.122	A+PTR	mail.amtd.com.hk
210.3.53.162	A+PTR	mail.powerful.hk