Robtex

Up: 203.198.142.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.198.142.0/25
Down right: 203.198.142.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.198.142.1	A+PTR	001.142.198.203.static.netvigator.com
203.198.142.2	A+PTR	002.142.198.203.static.netvigator.com
203.198.142.3	A+PTR	003.142.198.203.static.netvigator.com
203.198.142.4	A+PTR	004.142.198.203.static.netvigator.com
203.198.142.5	A+PTR	005.142.198.203.static.netvigator.com
203.198.142.12	A+PTR	012.142.198.203.static.netvigator.com
203.198.142.13	A+PTR	013.142.198.203.static.netvigator.com
203.198.142.14	A+PTR	014.142.198.203.static.netvigator.com
203.198.142.19	PTR	019.142.198.203.static.netvigator.com
203.198.142.19	A	hollapets.com
203.198.142.19	A	hollapet.com
203.198.142.21	A+PTR	021.142.198.203.static.netvigator.com
203.198.142.23	A+PTR	fgwhkm.fgwilson.com.hk
203.198.142.23	PTR	mail.fgwilson.com.hk
203.198.142.23	A	mail.apacpower.com
203.198.142.26	PTR	026.142.198.203.static.netvigator.com
203.198.142.34	A	aworklan010034.netvigator.com
203.198.142.43	A	aworklan010043.netvigator.com
203.198.142.95	A	095.142.198.203.static.netvigator.com
203.198.142.100	A+PTR	mail.chengyeung.com.hk
203.198.142.101	PTR	101.142.198.203.static.netvigator.com
203.198.142.101	A	mail.i-rt.com.hk
203.198.142.125	PTR	mail.amazingteam.com.hk
203.198.142.127	PTR	127.142.198.203.static.netvigator.com
203.198.142.127	A	coronaad.com
203.198.142.147	A	mail.netzonesystem.com
203.198.142.166	PTR	mail.joyfullong.com.hk
203.198.142.183	A	aworklan010183.netvigator.com
203.198.142.188	A	188.142.198.203.static.netvigator.com
203.198.142.209	PTR	209.142.198.203.static.netvigator.com
203.198.142.217	A	217.142.198.203.static.netvigator.com
203.198.142.230	PTR	230.142.198.203.static.netvigator.com
203.198.142.231	A+PTR	231.142.198.203.static.netvigator.com
203.198.142.231	A	ns2.unitedoptical.com.hk
203.198.142.231	A	www.unitedoptical.com.hk
203.198.142.243	A	243.142.198.203.static.netvigator.com
203.198.142.244	A	aworklan010244.netvigator.com
203.198.142.244	A	web.stonegateco.com