Robtex

Up: 157.211.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 157.211.208.0/21
Down right: 157.211.216.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
157.211.211.1	A+PTR	firewall.amc.edu.au
157.211.211.1	A+PTR	mariner.amc.edu.au
157.211.211.1	A+PTR	ns1.amc.edu.au
157.211.211.4	PTR	18afmc.com.au
157.211.211.4	PTR	amc.edu.au
157.211.211.4	PTR	www.amc.edu.au
157.211.211.22	A+PTR	mail0.amc.edu.au
157.211.211.23	A+PTR	mail1.amc.edu.au