Robtex

Up: 5.61.112.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 5.61.112.0/24
Down right: 5.61.113.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.61.112.1	PTR	112_1cork.node.nw000.com
5.61.112.4	PTR	112_4cork.node.nw000.com
5.61.112.4	A	2.ns.nw000.com
5.61.112.56	PTR	112_56cork.node.nw000.com
5.61.112.56	A	poppulo.com
5.61.112.56	A	newsweaver.ie