Robtex

Up: 174.37.80.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 174.37.81.0/25
Down right: 174.37.81.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
174.37.81.0	PTR	174.37.81.0-static.reverse.softlayer.com
174.37.81.0	A	0.51.25ae.ip4.static.sl-reverse.com
174.37.81.1	PTR	174.37.81.1-static.reverse.softlayer.com
174.37.81.2	A	janalpertmodelmanagement.com
174.37.81.2	A	slammmanagement.com
174.37.81.30	A+PTR	174.37.81.30-static.reverse.softlayer.com
174.37.81.42	A+PTR	174.37.81.42-static.reverse.softlayer.com
174.37.81.42	A	root.muzy.us
174.37.81.42	A	mail.muzy.us
174.37.81.77	A	174.37.81.77-static.reverse.softlayer.com
174.37.81.109	A+PTR	174.37.81.109-static.reverse.softlayer.com
174.37.81.123	A	174.37.81.123-static.reverse.softlayer.com
174.37.81.125	A	alternatorsstarters.com
174.37.81.138	PTR	8a.51.25ae.ip4.static.sl-reverse.com
174.37.81.138	A	nextgeekers.com
174.37.81.138	A	cibussolutions.com.au
174.37.81.184	PTR	b8.51.25ae.ip4.static.sl-reverse.com
174.37.81.184	A	ubervision.com
174.37.81.184	A	ivailo.me
174.37.81.234	A+PTR	174.37.81.234-static.reverse.softlayer.com
174.37.81.234	A	ns3.editdns.net
174.37.81.234	A	dns3.btech.co.il