Robtex

Up: 27.32.18.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 27.32.18.0/25
Down right: 27.32.18.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
27.32.18.101	PTR	27-32-18-101.static.tpgi.com.au
27.32.18.101	A	zone3.no-ip.org
27.32.18.111	PTR	27-32-18-111.static.tpgi.com.au
27.32.18.111	A	mx10.i-onsystems.com
27.32.18.111	A	zeus.i-onsystems.com