Robtex

Up: 170.76.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 170.77.0.0/17
Down right: 170.77.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
170.77.8.150	A+PTR	dhslab.net
170.77.8.150	A+PTR	dhslab.org
170.77.8.150	A+PTR	www.dhslab.net
170.77.8.151	PTR	dhsicmailiis.danhosp.org
170.77.8.151	PTR	www3.danhosp.org
170.77.8.151	A	dhslab.com
170.77.10.31	A	www2.danhosp.org
170.77.10.105	A	mail.wchn.org
170.77.10.199	A	dhspridns.danhosp.org
170.77.200.152	A	barracuda.wchn.org