Robtex

Up: 220.100.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 220.100.160.0/21
Down right: 220.100.168.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.100.160.1	A	ccmaccountingsoftware.com
220.100.160.65	PTR	65.160.100.220.in-addr.arpa
220.100.160.65	A	ubergamers.com.sg
220.100.160.107	PTR	107.160.100.220.in-addr.arpa
220.100.161.1	PTR	1.161.100.220.in-addr.arpa
220.100.161.196	PTR	196.161.100.220.in-addr.arpa
220.100.161.196	A	ru.avnos.io
220.100.161.219	PTR	219.161.100.220.in-addr.arpa
220.100.162.149	PTR	mx1.portcullis.co
220.100.162.149	A	mx1.davidchong.com.sg
220.100.162.149	A	mx1.pc-tn.com
220.100.162.152	PTR	mx2.portcullis.co
220.100.163.133	A	tmapvoc.com