Robtex

Up: 203.198.46.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.198.47.0/25
Down right: 203.198.47.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.198.47.1	A+PTR	001.47.198.203.static.netvigator.com
203.198.47.3	A+PTR	003.47.198.203.static.netvigator.com
203.198.47.4	A+PTR	004.47.198.203.static.netvigator.com
203.198.47.5	A+PTR	005.47.198.203.static.netvigator.com
203.198.47.10	A+PTR	010.47.198.203.static.netvigator.com
203.198.47.11	A+PTR	011.47.198.203.static.netvigator.com
203.198.47.12	A+PTR	012.47.198.203.static.netvigator.com
203.198.47.13	A+PTR	013.47.198.203.static.netvigator.com
203.198.47.14	A+PTR	014.47.198.203.static.netvigator.com
203.198.47.30	PTR	030.47.198.203.static.netvigator.com
203.198.47.33	PTR	mail.bouyguesasia.com
203.198.47.48	A	048.47.198.203.static.netvigator.com
203.198.47.51	A	gateway.pccwdl.com
203.198.47.52	A+PTR	052.47.198.203.static.netvigator.com
203.198.47.52	A	ns3.ypdomain.com
203.198.47.52	A	ipvpn038052.netvigator.com
203.198.47.59	A	www.pccwdl.com
203.198.47.60	PTR	060.47.198.203.static.netvigator.com
203.198.47.60	A	ipvpn038060.netvigator.com
203.198.47.61	A+PTR	mail.pccwdl.com
203.198.47.61	PTR	mail.pccwdl.com.hk
203.198.47.61	A	pccwdl.com
203.198.47.81	A+PTR	mail.coastrand.com.hk
203.198.47.81	A	ipvpn038081.netvigator.com
203.198.47.82	A+PTR	mail.trinity-marine.com.hk
203.198.47.83	A	ipvpn038083.netvigator.com
203.198.47.84	A	ipvpn038084.netvigator.com
203.198.47.92	PTR	mail1.iplam.com.hk
203.198.47.92	A	www.onet-tech.com.hk
203.198.47.92	A	mail.onet-tech.com.hk
203.198.47.105	A+PTR	105.47.198.203.static.netvigator.com
203.198.47.105	A	e-z.com.hk
203.198.47.116	PTR	116.47.198.203.static.netvigator.com
203.198.47.149	A	ipvpn038149.netvigator.com
203.198.47.157	A+PTR	157.47.198.203.static.netvigator.com