Robtex

Up: 103.18.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.18.252.0/23
Down right: 103.18.254.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.18.252.6	A	ausyd-lns03.fivenynes.net
103.18.252.15	PTR	15-252-18-103.fivenynes.net.252.18.103.in-addr.arpa
103.18.252.25	PTR	vl50-ausyd-cr01.fivenynes.net
103.18.252.45	PTR	vl33-ausyd.fivenynes.net
103.18.252.45	A	dearcandifrombambi.com
103.18.252.132	A+PTR	ns1.domaincontrol.com.au
103.18.252.132	A	ns1.bouncedomains.com
103.18.252.135	A+PTR	dns1.fivenynes.net
103.18.252.135	A	ns1.fivenynes.net
103.18.252.136	A	bounceinternet.com
103.18.252.136	A	www.bouncedomains.com
103.18.252.137	PTR	csm01.fivenynes.net
103.18.252.137	A	cloudnyne.online
103.18.252.140	A+PTR	golf.bouncedomains.com
103.18.252.140	A	mail.fivenynes.com
103.18.252.140	A	freshstack.net
103.18.252.141	PTR	golf.bouncedomains.com
103.18.252.143	PTR	golf.bouncedomains.com
103.18.252.151	A+PTR	dns2.fivenynes.net
103.18.252.151	A	ns2.sydvoice.net
103.18.252.151	A	ns2.fivenynes.net
103.18.252.156	PTR	lioness.fivenynes.net
103.18.252.156	A	fivenynes.net.au
103.18.252.156	A	vdm.id.au
103.18.252.158	PTR	ns2.domaincontrol.com.au
103.18.252.171	A+PTR	csm01.fivenynes.net
103.18.252.175	PTR	175.252.18.103.fivenynes.net
103.18.252.175	A	fivenynes.net
103.18.252.175	A	fivenynes.com
103.18.252.178	A	isphelpdesk.net
103.18.254.43	PTR	103-18-254-43.fivenynes.net
103.18.254.93	A	invyfw.com
103.18.254.93	A	mail.invyfw.com
103.18.254.130	PTR	130.254.18.103.fivenynes.net
103.18.254.253	PTR	253.254.18.103.fivenynes.net
103.18.254.253	A	mail.alexperry.com.au
103.18.255.201	PTR	201.255.18.103.fivenynes.net
103.18.255.201	A	mail.orthotechgroup.com.au
103.18.255.201	A	smtp.orthotechgroup.com
103.18.255.209	PTR	mail.hornsbyautomotive.com
103.18.255.209	A	mail.hornsbymazda.com.au
103.18.255.219	A	raineandhorne.com
103.18.255.219	A	asgw.raineandhorne.com
103.18.255.244	A	mail01.shineaustralia.com
103.18.255.245	A	mail02.shineaustralia.com
103.18.255.250	PTR	250.255.18.103.fivenynes.net
103.18.255.250	A	exea02.endemol.com.au